REFERRED PUBLICATIONS:

  1. Koti, S., K.R. Reddy, V.G.Kakani, D. Zhao and W. Gao, 2007, Effects of carbon dioxide, temperature and ultraviolet-B radiation and their interactions soybean (Glycine max L.) growth and development. Environmental and Experimental Botany(60 1-10).
  2. Qu, J., W. Gao, M. Kafatos, R. Murphy and V. Salomonson, 2006, Earth Science Satellite Remote Sensing, Science and Instruments, Volume I, Co-published by Tsinghua University Press, Beijing and Springer-Verlag GmbH Berlin Heidelberg
  3. Qu, J., W. Gao, M. Kafatos, R. Murphy and V. Salomonson, 2006, Earth Science Satellite Remote Sensing, Data, Computational Processing, and Tools, Volume II, Co-published by Tsinghua University Press, Beijing and Springer-Verlag GmbH Berlin Heidelberg
  4. Gao, W., and S. Ustin, 2006, Remote Sensing and Modeling of Ecosystems for Sustaninability III, Proceedings of SPIE, Volume 6298, 680 pages
  5. Tong, Q.X., X.W. Chen, A. Huang, and W. Gao, 2006, Remote Sensing and Space Technology for Multidisciplinary Research and Applications, Proceedings of SPIE, Volume 6199, 250 pages
  6. Tong, Q.X., W. Gao, and H.D. Guo, 2006, Remote Sensing of the Environment: 15th National Symposium on Remote Sensing of China, Proceedings of SPIE, Volume 6200, 285 pages
  7. Gao, Z.Q., and W. Gao, 2006, Climate changes and their impacts on vegetation ecological zones in China in recent 100 years. J. of Geographical Sciences (in press).
  8. Koti, S., K. R. Reddy, G. W. Lawrence, V. R. Reddy, V. G. Kakani, D. Zhao and W. Gao. 2006. Effect of enhanced UV-B radiation on reniform nematode (Rotylenchus reniformis Linford and Oliveira) populations in cotton (Gossypium hirsutum L.). Plant Phathology Journal (In Press).
  9. Gao, W., Z.Q. Gao, X. Pan, J.R. Slusser, M. Cao, J. Zhang, Y. Hamid, and Y. Ma, 2006, The impact of precipitation and temperature on net primary productivity (NPP) in Xinjiang from 1981-2000.; In: Earth Science Satellite Remote Sensing II, J. Qu, W. Gao, M. Kafatos, R. Murphy and V. Salomonson (eds). Co-published by Tsinghua University Press, Beijing and Springer-Verlag GmbH Berlin Heidelberg, 292-305
  10. Grant, R.H., K. Apostol, and W. Gao. 2005. Biologically effective UV-B exposures of an oak-hickory forest understory during leafout. Agric. Forest Meteorol.
  11. Gao, W., Z.Q. Gao, X. Pan, J.R. Slusser, M. Cao, J. Zhang, and Y. Ma, 2005. The impact of precipitation and temperature on net primary productivity (NPP) in Xinjiang from 1981-2000. In: Earth Science Satellite Remote Sensing II, J. Qu, W. Gao, M. Kafatos, R. Murphy and V. Salomonson (eds). Springer-Verlag and Tsinghua Univ. Press
  12. Liang, X.Z., M. Xu, W. Gao, K. Kunkel, J. Slusser, Y. Dai, Q. Min, P.R. Houser, M. Rodell, C.B. Schaaf and F. Gao, 2005. Development of land surface albedo parameterization based on Moderate Resolution Imaging Spectroradiometer (MODIS) data. J. Geophysical Research, Vol. 110, D11107, doi:10.1029/2004JD005579
  13. Zhao, D., K.R. Reddy, V.G. Kakani, S. Koti and W. Gao. 2005. Physiological causes of cotton fruit abscission under conditions of high temperature and enhanced ultraviolet-B radiation. Physiologia Plantarum. 124: 189-199.
  14. Zhao, D., K.R. Reddy, V.G. Kakani, A.R. Mohammed, J.J. Read and W. Gao. 2004. Photosynthetic characteristics of cotton (Gossypium hirsutum L.) plants as affected by elevated CO2 and UV-B radiation. J. of Plant Physiology. 161: 581-590.
  15. Kakani, V. G., K.R. Reddy, D. Zhao and W. Gao. 2004. Senescence and hyperspectral reflectance of cotton leaves exposed to ultraviolet-B radiation and carbon dioxide. Physologia Plantarum. 121: 250-257.
  16. Krizek, D. T., and W. Gao. 2004. Ultraviolet Radiation and Terrestrial Ecosystems. J. of Photochemistry and Photobiology. 79 (5): 379-381.
  17. Reddy, K. R., V. G. Kakani, D. Zhao, S. Koti and W. Gao. 2004. Interactive Effects of Ultraviolet-B Radiation and Temperature on Cotton Physiology, Growth, Development and Hyperspectral Reflectance. J. of Photochemistry and Photobiology. 79 (5): 416- 427.
  18. Gao, W, Y.F. Zheng, J.R. Slusser, G.M. Heisler, R. H. Grant, J.Q. Xu and D.L. He. 2004. Effects of supplementary ultraviolet-B irradiance on maize yield and qualities: a field experiment. J. of Photochemistry and Photobiology. 80: 127-131.
  19. Heisler, G.M., R.H. Grant, W. Gao, and J.R. Slusser. 2004. Solar ultraviolet-B radiation in urban environments: the case of Baltimore, Maryland. J. of Photochemistry and Photobiology. 80: 422-428.
  20. Gao, W. 2003. The applications of RS, GIS, and modeling technology in ecological environment of arid areas. In: On the Frontiers of Science, G.K. Liu (eds). Tsinghua Univ. Press and Interpress, 254-276.
  21. Gao, W, R.H. Grant, G.M. Heisler and J.R. Slusser. 2003. Ultraviolet-B radiation in a row-crop canopy: An extended 1-D model. J. Agric. Forest Meteorol. 120: 141-152.
  22. Gao, W., Y.F. Zheng, J.R. Slusser and G.M. Heisler. 2003. Impact of enhanced Ultraviolet-B irradiance on cotton growth, development, yield, and qualities under field conditions. J. Agric. Forest Meteorol. 120: 241-248.
  23. Grant, R.H. and W. Gao. 2003. Diffuse fraction of UV radiation under partly cloudy skies as defined by the Automated Surface Observation System (ASOS). J. Geophysical Research, 108: 4046-4055.
  24. Bawhey, C.I. , R.H. Grant and W. Gao. 2003. Digital measurement of heliotropic leaf response in soybean cultivars and leaf exposure tosolar UVB radiation. J. Agric. Forest Meteorol. 120: 161-176.
  25. Heisler, G.M., R.H. Grant and W. Gao. 2003. Individual- and scattered-tree influences on ultraviolet irradiance. J. Agric. Forest Meteorol. 120: 113-126.
  26. Heisler, G.M., R.H. Grant, W. Gao and J.R. Slusser. 2003. Ultraviolet radiation and its impacts on agriculture and forests. J. Agric. Forest Meteorol. 120: 3-8.
  27. Grant, R.H., G.M. Heisler, W. Gao, and Matthew Jenks. 2003. Ultraviolet Leaf Reflectance of Common Urban Trees and the Prediction of Reflectance from Leaf Surface Characteristics. J. Agric. Forest Meteorol. 120: 127-140.
  28. Zheng Y.F., W. Gao, J.R. Slusser, R.H. Grant and C.H. Wang. 2003. Yield and yield formation of field winter wheat in response to supplemental solar ultraviolet-B radiation. J. Agric. Forest Meteorol. 120: 279-284.
  29. Reddy K.R., V.G. Kakani, D.Zhao, A.R. Mohammed, and W. Gao. 2003. Cotton responses to ultraviolet-B radiation: experimentation and algorithm development. J. gric. Forest Meteorol. 120: 249-265.
  30. Tsvetsinskaya, E.A., L.O. Mearns, T. Mavromatis, W. Gao, L.R. McDaniel, and M.W. Downton. 2003. The effect of spatial scale of climate change scenarios on simulated Maize, winter wheat, and rice production in southeastern United States. Climatic Change. 60: 37-71.
  31. Gao, W., R.H. Grant, G. M. Heisler, and J. R. Slusser. 2002. A Geometric UV-B Radiation Transfer Model Applied to Vegetation Canopies. Agronomy Journal. 94(3): 475-482.
  32. Grant, R.H., G. M. Heisler, and W. Gao. 2002. Estimation of Pedestrian Level UV Exposure Under Trees. Journal of Photochemistry and Photobiology. 75(4): 369-376.
  33. Wang, S. and W. Gao. 2002. El Nino and its impacts on China’s climate. In El Nino and Its Impacts: Facts and Speculation, 186-189, United Nations University Press, Tokyo, Japan
  34. Gao, W., and J.R. Slusser. 2001. Ultraviolet-B Radiation Measurements and Research. CIRA Newsletter, 16(2): 8-9.
  35. Gao, W., J. R. Slusser, J. Gibson, G. Scott, D. S. Bigelow, J. Kerr, and B. McArthur. 2001. Direct-Sun Column Ozone Retrieval by the UV Multi-filter Rotating Shadow-Band Radiometer and Comparison with Those from Brewer and Dobson Spectrophotometers. Appl. Opt., 40(19): 3149-3155.
  36. Chameides, W.L., M. Bergin, X. Zhou, L. Mearns, W. Gao, C.S.Kiang, R. D.Saylor, A. Steiner, and F. Fiorgi. 1999. Case Study of the Effects of atmospheric aerosols and regional haze on agriculture: An opportunity to enhance crop yields in China through emission controls? National Academy of Sciences, 96: 13626-13633.
  37. Grant, R.H., G.M. Heisler, and W. Gao. 1997. Clear sky radiance distributions in ultraviolet wavelength bands. J. Theor. and Applied Climatol, 56: 123-135.
  38. Grant, R.H., W. Gao, and G.M. Heisler. 1997. Ultraviolet sky radiance distributions of translucent overcast skies. J. Theor. and Applied Climatol, 58: 129-139.
  39. Grant, R.H., W. Gao, and G.M. Heisler. 1996. Photosynthetically-active radiation: sky radiance distributions under clear and overcast conditions. Agric. Forest Meteorol., 82: 267-292.

PROCEEDINGS PUBLICATIONS:

  1. Gao, W., Z. Gao, X. Pan, J. Slusser, J. Qi, X. Zhan, Y. Ma. 2004. Impacts of seasonal climate on net primary productivity (NPP) in Xinjiang, 1981-2000. In: Remote Sensing and Modeling of Ecosystems for Sustainability, pp. 543--552, Published by SPIE, Bellingham, WA, USA.
  2. Gao, W., Y. Zheng, J. Slusser, and R. H. Grant, 2004. Effect of enhanced UV-B radiaton combined with other climate stressors on winter wheat, In: Proc. SPIE, 5545: 111-116.
  3. Gao, Z., J. Liu, M. Cao, Q. Wang, W. Gao, J. Slusser, and X. Pan, 2004. Analysis on impact of climate changes over the past twenty years on NPP in China, In: Proc of SPIE, 5544: 553-560.
  4. Grant, R. H., G. M. Heisler, and W. Gao, 2004. Impact of cloud cover on erythemal UV- B exposure under vegetation canopies, In: Proc. of SPIE, 5545: 71-80.
  5. Guo, X., W. Gao, P. Richard, Y. Lu, Y. Zheng, and E. Pietroniro. 2004. Canadian prairie drought assessment through MODIS vegetation indices. In: Remote Sensing and Modeling of Ecosystems for Sustainability, pp. 149-158, Published by SPIE, Bellingham, WA, USA.
  6. He, Q, H. Li, X. Li, Q. Yang, X. Pan and W. Gao, 2004. The preliminary analysis on boundary climate effects between oasis and desert in the north margin of the Taklimakan desert, In: Proc. of SPIE, 5544: 448-454.
  7. Hu, L., R. Wei, X. Wang and W. Gao, 2004. Study on an early warning system and the hierarchical criterions of the forecast intensity of dust storms in the Tarim Basin , Xinjiang, In: Proc. of SPIE, 5544: 466-474.
  8. Liang, X.-Z, M. Xu, W. Gao, K. Kunkel, J. Slusser, Y. Dai, Q. Min. 2004. New land surface albedo parameterization based on MODIS data: preliminary result. In: Remote Sensing and Modeling of Ecosystems for Sustainability, pp. 55-60, Published by SPIE, Bellingham, WA, USA.
  9. Lu, Q., W. Gao, X. Pan, Z. Gao, and J. Liu. 2004. Preliminary numerical study on climate esponse to vegetation change in sensitive climatic area in arid region of China. In: Remote Sensing and Modeling of Ecosystems for Sustainability, pp. 207-214, Published by SPIE, Bellingham, WA, USA.
  10. Yang, Q, J. Lei, W. Wei, J. Zhao and W. Gao, 2004. Study on the effects of artificial oases to the climate change trend, In: Proc. of SPIE, 5544: 455-465.
  11. Yuan, Y., L. Hu, Q. He, X. Pan and W. Gao, 2004. Preliminary study on the characteristics of sand-surfacereflective spectra in the hinterland of the Taklimakan desert in winter, In: Proc. of SPIE, 5544: 481-488.
  12. Zheng, Y., W. Gao, J. Slusser, R. H. Grant and C.H. Wang, 2004. Response of different crop growth and yield to enhanced UV-B radiation under field conditions, In: Proc. of SPIE, 5545: 102-110.
  13. Gao, W., Y. Zheng, J. Slusser, Y. He, and R. Zhang, 2003. Impact of enhanced ultraviolet-B irradiance on maize yield formation and structure: A field evaluation, In: Proc. of SPIE, 5156: 396-402.
  14. Slusser, J.R., D. Bigelow, W. Gao, G.R. Scott, and B. Olson, 2003. Comparison of UV synthetic spectra with broadband and spectral irradiances, In: Proc. of SPIE, 5156: 403-408.
  15. Heisler, G.M., R. H. Grant, D. J. Nowak, W. Gao, and D. E. Crane. 2003. Inclusion of an Ultraviolet Radiation Transfer Component in an Urban Forest Effects Model for Predicting Tree Influences on Potential Human Exposure to UV Radiation, In: Proc. of SPIE, 5156: 228-235.
  16. Reddy, K.R., S. Koti, D. Zhao, V.G. Kakani, and W. Gao, 2003. Interactive effects of atmospheric carbon dioxide and ultraviolet-B radiation on cotton growth and physiology, In: Proc. of SPIE, 5156: 262-272.
  17. Zheng, Y., W. Gao, C.H. Wang, W. Xiao and R.G. Zhang, 2003. Effects of increased UV-B on weeds and big worms in a farmland ecological system, In: Proc. of SPIE, 5156: 273-280.
  18. Heisler, G.M., R.H.Grant, W. Gao, J.R. Slusser, and C. Ehrlich, 2003. Solar ultraviolet-B radiation in urban environments: Baltimore, Maryland, In: Proc. of SPIE, 4896: 62-69.
  19. Qi, Y.D., S. Bai, W. Gao, and G.M. Heisler, 2003. Intra- and interspecific comparisons of leaf UV-B absorbing-compound concentration of southern broadleaf trees in the United States, In: Proc. of SPIE, 4896: 120-129.
  20. Zheng, Y., W. Gao, J.R. Slusser, Y. He, and R.H. Grant, 2003. Growth analytic simulation of soybean and winter wheat crops under different doses of UV-B irradiance, In: Proc. of SPIE, 4896: 130-134.
  21. Sullivan, J.H., D.C. Gitz, A.E. Stapleton, W. Gao, and J.R. Slusser, 2003. Short-term responses of barley to changes in ambient levels of UV-B radiation and their role in UV protection, In: Proc. of SPIE, 4896: 135-143.
  22. Gao, W., Y. Zheng, J.R. Slusser, G.M. Heisler, J. Xu and D. He, 2003. Impact of enhanced ultraviolet-B irradiance on maize yield and its seed qualities: a field evaluation, In: Proc. of SPIE, 4896: 159-164.
  23. Wang, C., Y. Zheng, W. Gao, J.R. Slusser, and D. He, 2003. Responses of winter wheat growth and production under subambient UV-B irradiance. In: Proc. of SPIE, 4896: 219-222.
  24. Zhan, X.W., W. Gao, J. Qi, P.R. Houser, J.R. Slusser, X. Pan, Z.Q. Gao, and Y. Ma, 2003. Remote sensing and modeling the dynamics of soil moisture and vegetative cover of arid and semiarid areas. In: Proc. of SPIE, 5153: 51-60.
  25. PRESENTATIONS: Gao, W., Z.Q. Gao, X. Pan, J.R. Slusser, M. Cao, J. Qi, J. Zhang, X.W. Zhan, and Y. Ma, 2003. Responses of net primary productivity (NPP) in Xinjiang to climatic changes from 1981-2000, In: Proc. of SPIE, 5153: 73-84.
  26. Qi, J., C. Wang, Y. Inoue, R. Zhang, and W. Gao, 2003. Synergy of optical and radar remote sensing in agricultural applications. In: Proc. of SPIE, 5153: 153-158.
  27. Pan, X., W. Gao, Y. Ma, J. Zhang, J. Zhang, Q., Lu, G. Lu, W. Li, and Q. Shi, 2003. Progress report ofresearch on eco-environmental evolution, control, and adjustment for arid land in western China. In: Proc. of SPIE, 5153: 245-263.
  28. Chang, S., Q. Shi, X. Pan, G. Lu, S. Zhao, Z. Gao, and W. Gao, 2003. Sensitivity analysis of response of land cover change to climate change from 1992 to 2000 across Xinjiang. In: Proc. of SPIE, 5153: 289-301.
  29. Zhang, J., X. Pan, Z.Q. Gao, W. Gao, S. Zhao, Q. Shi, and G. Lu, 2003. Landscape heterogeneity and net primary productivity (NPP) of mountain-oasis-desert ecosystems in western China. In: Proc. of SPIE, 5153:, 302-312.
  30. Gao, W., Z.Q. Gao, J.R. Slusser, X. Pan, and Y.J. Ma, 2003. The responses of net primary production (NPP) to different climate scenarios with Biomass-BGC model in oasis area along the Tiashan Mountains in Xinjiang, China. In: Proc. of SPIE, 4890: 141-150.
  31. Liang, X.Z., W. Gao, K. Kunkel, J.R. Slusser, X. Pan, H. Liu, and Y.J. Ma. 2003. Sustainability of vegetation over Northwest China, Part 1: Climate Response to Grassland. In: Proc. of SPIE, 4890: 29-44.
  32. Zhan, X.W., W. Gao, X. Pan, and Y.J. Ma. 2003. Monitoring the hydrologic and vegetation dynamics of arid land with satellite remote sensing, and mathematic modeling, In: Proc. of SPIE, 4890: 115-127.
  33. Gao, Z.Q., W. Gao, J.R. Slusser, X. Pan and Y.J. Ma. 2003. The sensitivity of NPP to climate controls in northern China estimated by CLM model coupled with RS and GIS technology. In: Proc. of SPIE, 4890: 299-305.
  34. Zhao, S.L., J. Qi, R. Baumeister, W. Gao, Z.Q, Gao, X. Pan, and Y.J. Ma. 2003. Remote sensing land use and land cover dynamics of Zhangye region in Western China. In: Proc. of SPIE, 4890: 245-253.
  35. Pan, X. W. Gao, F.X. Gu, W.Q. Li, S.L. Chang, Y.D. Zhang, Q. Ye, and S. Anabiek. 2003. The evaluation on interaction between structures and succession of vegetation/ecosystems and arid land environment in western China. In: Proc. of SPIE, 4890: 45-57.
  36. Pan, X. F.X. Gu, W. Gao, W. Li, S. Anabiek, and M. Glantz, 2003. Stability study of oasis ecosystems in arid land areas of western China. In: Proc. of SPIE, 4890: 19-28.
  37. Gao, W., Y. Zheng, J.R. Slusser and G.M. Heisler, 2002. Impact of Enhanced Ultraviolet-B Irradiance on Cotton Yield and Qualities. In: Proc. of SPIE, 4482: 381-387.
  38. Gao, W., R.H. Grant, G.M. Heisler, and J.R. Slusser. 2002. Modeling ultraviolet-B radiation in a maize canopy. In: Proc. of SPIE, 4482: 395-407.
  39. Gao, W., J.R. Slusser, L.C. Harrison, P. Disterhoft, Q. Min, B. Olson, K. Lantz and B. Davis. 2002. Comparisons of UV Synthetic Spectra Retrieved from the USDA UV Multi-filter Rotating Shadow-band Radiometer with Collocated USDA Reference UV Spectroradiometer and NIWA UV Spectroradiometer. In: Proc. of SPIE, 4482: 408-414.
  40. Zheng, Y., W. Gao, J. R. Slusser, R. H. Grant and C Wang. 2002. Yield and Yield Formation of Winter Wheat in Response to Enhanced Solar Ultraviolet-B Radiation. In: Proc. of SPIE, 4482: 335-340.
  41. Heisler, G.M., R.H. Grant and W. Gao, 2002. Urban tree influences on ultraviolet irradiance. In: Proc. of SPIE, 4482: 277-290.
  42. Grant, R.H. and W. Gao. 2002. Estimating the UV Diffuse Fraction of Solar Radiation Under Partly Cloudy Skies. In: Proc. of SPIE, 4482: 160-168.
  43. Slusser, J.R., N. Krotkov, W. Gao, J.R. Herman, G. Labow and G. Scott. 2002. Comparisons of USDA UV shadow-band Irradiance Measurements with TOMS Satellite and DISORT Model Retrievals Under All Sky conditions. In: Proc. of SPIE, 4482: 56-63.
  44. Zheng, Y., W. Gao and G. Shi. 2002. Calculating Solar Ultraviolet Radiation by Computational Models in Nanjing Region. In: Proc. of SPIE, 4482: 455-459.
  45. Gao, W., T. Mavoromatis, and L.O. Mearns. 1998. Validation and soil sensitivity tests with CERES-Wheat, and Rice in the southeastern United States. In: Modeling for Crop-Climate-Soil-Pest System and Its Applications in Sustainable Crop Production. Published by JAAS. pp. 220-228.
  46. Grant, R.H., G.M. Heisler, W. Gao, and W. King. 1998. Multiple waveband solar irradiance in an open tree canopy: measurement and modeling. In: Proceedings, 2nd Urban Environment Symposium, Abuequrque, pp. 202-205, published by AMS, Boston, MA, USA.
  47. Gao, W. and R.H. Grant. 1996. Influence of Epicuticular Waxes on UV and PAR Leaf Reflectance, In: Proc. of 1996 Annual Meeting, Amer. Society of Agronomy, pp. 13.
  48. Gao, W., R.H. Grant, and G.M. Heisler. 1996. Spectral radiative properties of various tree species in ultraviolet wavelengths and the impacts on irradiance modeling, In: Proc. 22nd Conf. on Agric. and Forest Meteorology, Amer. Met. Soc., pp. 417-418.
  49. Gao, W., J.H. Siefker, and J.M. McKinion. 1996. The effects of water stress and other environmental variables on the temperature of sunlit pima cotton leaves, In: Proc. 22nd Conf. on Agric. and Forest Meteorology, Amer. Met. Soc., pp. 161-162.
  50. Grant, R.H., W. Gao, and G.M. Heisler. 1996. The distribution of photosynthetically-active radiance and its influence on shadowband corrections under clear and overcast sky conditions. In: Proc. 22nd Conf. on Agric. and Forest Meteorology, Amer. Met. Soc., pp. 157-160.
  51. Heisler, G.M., R.H. Grant, and W. Gao. 1996. UVB and PAR in the vicinity of urban trees and buildings. In: Proc. 12th Conf. on Biometeorol. and Aerobiology, Amer. Met. Soc., pp. 460-461.

PRESENTATIONS:

  1. Beneski, E., J. H. Bassman, J. R. Slusser, and W. Gao. 2005. Application of CCD array digital fiber optic spectrometers in determination of within-tree and within-canopy irradiances of UV-B radiation. In: Ultraviolet Ground-band Space-based Measurements, Models, and Effects V, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  2. Sullivan, J.H., C. Xu, W. Gao, and J. R. Slusser. 2005. Development of UV-B screening compounds in response to variation in ambient levels of UV-B radiation. In: Ultraviolet Ground-band Space-based Measurements, Models, and Effects V, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  3. Reddy, K.R., S. Koti, V.G. Kakani, D. Zhao, and W. Gao. 2005. Genotypic variation of soybean and cotton crops in their response to UV-B radiation for vegetative growth and physiology. In: Ultraviolet Ground-band Space-based Measurements, Models, and Effects V, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  4. Grant, R.H., K. G. Apostol, C. I. Bawhey, and W. Gao. 2005. Short-term impacts of elevated UV-B radiation on soybeans. In: Ultraviolet Ground-band Space-based Measurements, Models, and Effects V, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  5. Gao, W., Z. Gao, H.I. Choi, M. Xu and J.R. Slusser. 2005. Construction of surface boundary conditions for regional climate modeling in China by using the remote sensing data. In: Remote Sensing and Modeling of Ecosystems for Sustainability II, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  6. Liang, X.Z., M. Xu, W. Gao, K.R. Reddy and J.R. Slusser. 2005. Preliminary result of the CWRF-GOSSYM coupling system. In: Remote Sensing and Modeling of Ecosystems for Sustainability II, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  7. Guo, X.L., W. Gao, and J. Wilmshurst. 2005. Modeling grassland structure fro recovery of grassland species at risk. In: Remote Sensing and Modeling of Ecosystems for Sustainability II, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  8. Liu, S.Y., W. Gao, Z. Gao, H. Zhang, and B.Y. Du. 2005. Numerical simulation of summer 2003 climate in China region using RegCM3. In: Remote Sensing and Modeling of Ecosystems for Sustainability II, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  9. Gao, Z., W. Gao, and J.R. Slusser. 2005. The response of leaf area index to climate change during 1981-2000 in China. In: Remote Sensing and Modeling of Ecosystems for Sustainability II, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  10. Lu, Q.F., W. Gao, Z. Gao, W.L. Wu, X.L. Pan, B.Y. Du, and J.R. Slusser. 2005. An analysis of seasonal and interannual variability of LAI during 1982 to 2004. In: Remote Sensing and Modeling of Ecosystems for Sustainability II, The International Symposium on Optical Science and Technology, SPIE’s 50th Annual Meeting, 31 July-4 August 2005, San Diego Convention Center, San Diego, California.
  11. Gao, W., 2005. Evaluate climate impact on ecosystems by using the method of remote sensing, climate model and ecosystems model coupling. Peking University, Bejing, May 23, 2005.
  12. Gao, W., 2004. Assimilation of Observations, Functional Models, and GIS to Study Climate-Ecosystem Interactions. Bio-Environmental Complexity + Computational Sciences = High Performance Computing Colloquium, Washington, DC, December 16, 2004.
  13. Li, G., H.L.A. Huang, J. Li, and W. Gao. 2004. AIRS single field of view cloud detection and cloud property retrieval. Li, G., H.L.A. Huang, In: SPIE Fourth international Asia-Pacific Environmental Remote Sensing Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Passive Optical Remote Sensing of the Atmosphere and Clouds IV. Honolulu, Hawaii,8-11 November 2004.
  14. Grant, RH, K Apostol and W. Gao. 2004. The Biologically-effective UV radiation environment in the understory of a leafing out forest, 26th Agricultural and Forest Meteorology Conference, American Meteorological Society.
  15. Heisler, GM, RH Grant and W. Gao. 2004. Impact of sky conditions on erythemal UV-B exposure under tree canopies, 16th Biometeorology and Aerobiology Conference, American Meteorological Society.
  16. Kakani, V. G., K. R. Reddy, D. Zhao, S. Koti and W. Gao. 2004. Interactive effects of UV-B radiation and water stress on Cotton growth and development. American Society of Agronomy Annual Meetings, October 31 to November 4, 2004, Seattle, WA, USA.
  17. Zhao, D., K. R. Reddy, V. G. Kakani, S. Koti, and W. Gao. 2004. High temperature and UV-B radiation effects on photosynthesis and nonstructural carbohydrate composition of cotton. American Society of Agronomy Annual Meetings, October 31 to November 4, 2004, Seattle, WA, USA.
  18. Reddy, K. R., S. Koti, V. G. Kakani, D. Zhao, W. Gao and V. R. Reddy 2004. Response of Corn to Ultraviolet-B Radiation under Controlled Environmental Conditions. American Society of Agronomy Annual Meetings, October 31 to November 4, 2004, Seattle, WA, USA.
  19. Gao, W., Y. Zheng, J.R. Slusser and R.H. Grant, 2004. Effect of enhanced UV-B radiation combined with other climate stressors on winter wheat . In: Ultraviolet Ground- and Space- based Measurements, Models, and Effects IV, as Part of International Symposium on Optical Science and Technology. SPIE’s 49th Annual Meeting, Denver,Colorado, 2-6 August 2004.
  20. Zheng, Y., W. Gao, J.R. Slusser and C. Wang, 2004. Response of four field crops to enhanced UV-B radiation. In: Ultraviolet Ground- and Space-based Measurements, Models, and Effects IV, as Part of International Symposium on Optical Science andTechnology. SPIE’s 49th Annual Meeting, Denver,Colorado, 2-6 August 2004.
  21. Grant, R.H., G.M Heisler and W. Gao. 2004. Cloud cover impacts on human exposures under tree canopies”, In: Ultraviolet Ground- and Space- based Measurements, Models, and Effects IV, as Part of International Symposium on Optical Science and Technology. SPIE’s 49th Annual Meeting, Denver,Colorado, 2-6 August 2004.
  22. Reddy, K.R., S. Koti, V.G. Kakani, V.R. Reddy, D. Zhao, and W. Gao. 2004. Ultraviolet-B radiation alters flower morphology, pollen quantity, and quality of soybean (Glycine max L.) genotypes. In: Ultraviolet Ground- and Space- based Measurements, Models, and Effects IV, as Part of International Symposium on Optical Science and Technology. SPIE’s 49th Annual Meeting, Denver,Colorado, 2-6 August 2004.
    23. Gao, W., Z. Gao, X. Pan, J.R. Slusser, J. Qi, Y.Ma. 2004. Response of carbon fluxes of Xinjiang oasis ecosystem to climate and LUCC changes from 1981-2000. In: Remote Sensing and Modeling of Ecosystems for Sustainability, as Part of International Symposium on Optical Science and Technology. SPIE’s 49th Annual Meeting, Denver,Colorado, 2-6 August 2004.
  23. Gao, Z., W. Gao, X. Pan, J.R. Slusser, Y. Ma. 2004. Effect of climate and LUCC changes on carbon fluxes in China. In: Remote Sensing and Modeling of Ecosystems for Sustainability, as Part of International Symposium on Optical Science and Technology. SPIE’s 49th Annual Meeting, Denver, Colorado, 2-6 August 2004.
  24. Pan, X., W. Gao, Y. Ma, K. Guo, and R. Wang. 2004. Study of ecosystem structure, ecological process, and its function differentiation in the western arid zone of China. In: Remote Sensing and Modeling of Ecosystems for Sustainability, as Part of International Symposium on Optical Science and Technology. SPIE’s 49th Annual Meeting, Denver,Colorado, 2-6 August 2004.
  25. Li, G., H.L.A. Huang, W. Gao, E. Weisz. 2004. Analysis of regional high-spatial- resolution sounding products: demonstration of MODIS and AIRS stand-along and synergistic processing approaches. In: Atmospheric and Environmental Remote Sensing Data Processing and Utilization: an End-to-End System Perspective, as Part of International Symposium on Optical Science and Technology. SPIE’s 49th Annual Meeting, Denver,Colorado, 2-6 August 2004.
  26. Gao, W., 2004. Remote sensing data assimilation into an integrated model to study climate-ecosystem interactions. NASA ESTO Technology Strategy Team Meeting, March 23-24, 2004, Boudler, Colorado.
  27. Gao, W., Y. Zheng, J.R. Slusser, X. Wang, Y. He, R. Zhang. 2003. Effect of supplemental UV-B on maize yield structure. In: Ultraviolet Ground-band Space-based Measurements, Models, and Effects III, The International Symposium on Optical Science and Technology, SPIE’s 48th Annual Meeting, 3-8 August 2003, San Diego Convention Center, San Diego, California.
  28. Heisler, G.M., R.G. Grant, D.J. Nowak, W. Gao, and D.E. Crane. 2003. Inclusion of an ultraviolet radiation transfer component in an urvan forest effects model for predicting tree influences on potential human exposure to UV radiation. In: Ultraviolet Ground-band Space-based Measurements, Models, and Effects III, The International Symposium on Optical Science and Technology, SPIE’s 48th Annual Meeting, 3-8 August 2003, San Diego Convention Center, San Diego, California.
  29. Reddy, K. R., D. Zhao, V. G. Kakani, and W. Gao. 2003. Interactive effects of Atmospheric carbon dioxide and ultraviolet-B radiation on cotton growth and development. In: Ultraviolet Ground-band Space-based Measurements, Models, and Effects III, The International Symposium on Optical Science and Technology, SPIE’s 48th Annual Meeting, 3-8 August 2003, San Diego Convention Center, San Diego, California.
  30. Gao, W., Z. Gao, X. Pan, J. Zhang and J.R. Slusser. 2003. Modeling the responses of net primary productivity of oasis ecosystem to climate change from 1981 to 2000 in Xinjiang, China. In: Ecosystems Dynamics, Agricultural Remote Sensing and Modeling, and Site-Specific Agriculture, The International Symposium on Optical Science and Technology, SPIE’s 48thAnnual Meeting, 3-8 August 2003, San Diego Convention Center, San Diego, California.
  31. Zhan, X., J. Qi, P.R. Houser, X. Pan and W. Gao. 2003. Remote sensing and modeling the dynamics of soil moisture and vegetative cover of an arid and semiarid area in Xinjiang, China. In: Ecosystems Dynamics, Agricultural Remote Sensing and Modeling, and Site-Specific Agriculture, The International Symposium on Optical Science and Technology, SPIE’s 48thAnnual Meeting, 3-8 August 2003, San Diego Convention Center, San Diego, California.
  32. Koti, S, K.R. Reddy, V.G. Kakani, D. Zhao and W. Gao. 2003. Response of cotton genotypes to UV-B radiation. American Society of Agronomy Annual Meetings, November 2-6, 2003, Denver, Colorado, USA.
  33. Kakani, V. G., K. R. Reddy, D. Zhao, S. Koti, and W. Gao. 2003. Effect of ultraviolet-B radiation and temperature on growth, development and physiology of cotton, American Society of Agronomy Annual Meetings, November 2-6, 2003, Denver, Colorado, USA.
  34. Sullivan, J. H. and W. Gao, 2003. Short-term responses of Barley to changes in ambient levels of UV-B radiation and their role in UV-B protection. Special Symposium on UV Effects on Terrestrial Ecosystems, 31st Annual Meeting American Society for Photobiology, 5-9 July 2003, Baltimore, Maryland, USA.
  35. Reddy, K. R., V. G. Kakani, D. Zhao, S. Koti and W. Gao. 2003. Cotton crop responses to changes in UV-B radiation, carbon dioxide, and temperature. Special Symposium on UV Effects on Terrestrial Ecosystems, 31st Annual Meeting American Society for Photobiology, 5-9 July 2003, Baltimore, Maryland, USA.
  36. Gao, W. and J.R. Slusser. 2002. An Introduction of USDA UV-B Monitoring Program and Atmospheric Corrections by Using Program's Aerosol Optical Depth Measurements. 32nd Biological Systems Simulation Work Group Symposium/Workshop on Remote Sensing and Modeling Applications for Natural Resource Management, Mississippi State MS, 10-13 March 2002
  37. Kakani, V. G., K.R. Reddy, D. Zhao, A.R. Mohammed and W. Gao. 2002. Quantifying the effects of ultraviolet-B radiation on cotton growth and development. 32nd Biological Systems Simulation Work Group Symposium/Workshop on Remote Sensing and Modeling Applications for Natural Resource Management, Mississippi State MS, 10-13 March 2002.
  38. Gao, W. and J.R. Slusser. 2002. A Brief Report of USDA Ongoing Research of UV Impact on Agriculture. The Third Front Range UV and Ozone Wrokshop, Boulder, CO, June 5, 2002.
  39. Gao, W., Y.F. Zheng, J.R. Slusser, G.M. Heisler, D.L. Hu, and J.Q. Xu. 2002. Impact of enhanced ultraviolet-B irradiance on maize yield and qualities. Int. Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Ultraviolet ground- and space- based measurements, models, and effects. Hangzhou, China, 23-27 October 2002.
  40. K.R. Reddy, V.G. Kakani, D.L. Zhao and W. Gao, 2002. Cotton responses to UV-B radiation: experimentation and modeling. Int. Symposium on Remote Sensing of the atmosphere, environment and space: Ultraviolet ground- and space- based measurements, models, and effects. Hangzhou, China, 23-27 October 2002.
  41. Heisler, G.M.; R.H. Grant and W. Gao. 2002. Solar ultraviolet-B radiation in Baltimore, Maryland, and vicinity. Int. Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Ultraviolet ground- and space- based measurements, models, and effects. Hangzhou, China, 23-27 October, 2002.
  42. Qi, Y.D., S.J. Bai, W. Gao and G.M. Heisler, 2002. Intra- and inter specific comparisons of leaf UV-B absorbing-compound concentration of southern broadleaf trees in the United States. Int. Symposium on Remote Sensing of the atmosphere, environment and space: Ultraviolet ground- and space- based measurements, models, and effects. Hangzhou, China, 23-27 October, 2002.
  43. Zheng, Y.F., W. Gao, J.R. Slusser, Y.H. He, and R.H. Grant. 2002. Growth analytic simulation of soybean and winter wheat crops under different doses of ultraviolet-B irradiance. Int. Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Ultraviolet ground- and space- based measurements, models, and effects. Hangzhou, China, 23-27 October, 2002.
  44. Wang, C.H., Y.F.Zheng, and W. Gao. 2002. Effect of natural UV radiation near the Earth’s surface on the growth and production of wheat. Int. Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Ultraviolet ground- and space- based measurements, models, and effects. Hangzhou, China, 23-27 October, 2002.
  45. Gao, W. Z.Q. Gao, L.X. Lu, X.L. Pan, and Y.J. Ma. 2002. Responses of net primary production (NPP) to the different climate scenarios with Biomass-BGC model in oasis area along the Tiashan Mountains. Int. Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Ecosystems dynamics, Ecosystem- Society Interactions, and Remote Sensing Applications for Semi-Arid and Arid Land. Hangzhou, China, 23-27 October, 2002.
  46. X.Z. Liang, W. Gao, X.L Pan, and Y.J. Ma. 2002. Sustainability of vegetation over Northwest China, Part 1: Climate Response to Grassland. Int. Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Ecosystems dynamics, Ecosystem-Society Interactions, and Remote Sensing Applications for Semi-Arid and Arid Land. Hangzhou, China, 23-27 October, 2002.
  47. Zhan, X.W., W. Gao, X.L. Pan, and Y.J. Ma. 2002. Monitoring the hydrologic and vegetation dynamics of semi-arid and arid land with field measurement, satellite remote sensing, and land surface modeling, Int. Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Ecosystems dynamics, Ecosystem- Society Interactions, and Remote Sensing Applications for Semi-Arid and Arid Land. Hangzhou, China, 23-27 October, 2002.
  48. Zhao, S.L., W. Gao, X.L. Pan, and Y.J. Ma. 2002. Remote sensing for landscape ecology change of Western China, Int. Symposium on Remote Sensing of the atmosphere, ocean, environment and space: Ecosystems dynamics, Ecosystem-Society Interactions, and Remote Sensing Applications for Semi-Arid and Arid Land. Hangzhou, China, 23-27 October, 2002.
  49. Chen, D. X., W. Gao, X. L. Pan, Y.J. Ma, and B. Su. 2002. Simulations of plant transpiration and primary productivity leaf, canopy and regional scales with integrated process models and remote sensing data, Int. Symposium on Remote Sensing of the atmosphere, environment and space: Ecosystems dynamics, Ecosystem-Society Interactions, and Remote Sensing Applications for Semi-Arid and Arid Land. Hangzhou, China, 23-27 October 2002.
  50. Gao, W., J.R. Slusser, L.C. Harrison, P. Disterhoft, K. Lantz, J. DeLuisi, R. McKenzie, P. Johnston, S. Madronich, J. Frederick, B. Mayer, B. Bodhaine and B. Davis. 2001. AMORE: Atmospheric Modeling of Radiaiton Experiment, In: American Geophysical Union Annual Meeting, San Francisco CA, December 2001.
  51. Slusser J. and W. Gao. 2001. Aerosol Optical Depths from 325 nm to 860 nm from the USDA UVB Network, In: Third International Conference on Geospatial Information in Agriculture and Forestry, Denver CO, November 2001.
  52. Gao W., 2001. Issues with UV Ground-based Measurement and Satellite Estimation Comparisons, In: Nanjing Institute of Meteorology, Nanjing, October 2001.
  53. Gao W., 2001. Regional Interaction of Climate and Ecosystem Coupling Regional Climate Model with Eco/Crop models to assess the future climate change on Agricultural and Rangeland, in Xinjiang University, Urmqi, October, 2001.
  54. Gao, W., R.H. Grant, G.M. Heisler, and J.R. Slusser. 2001. Modeling ultraviolet-B radiation in a maize canopy. In: Ultraviolet Ground- and Space-based Measurements, Models, and Effects I, as Part of International Symposium on Optical Science and Technology. SPIE’s 46th Annual Meeting, San Diego, CA, 29 July 3 August 2001.
  55. Gao, W., Y. Zheng, J.R. Slusser and G.M. Heisler, 2001. Impact of Enhanced Ultraviolet-B Irradiance on Cotton Yield and Qualities. In: Ultraviolet Ground- and Space- based Measurements, Models, and Effects I, as Part of International Symposium on Optical Science and Technology. SPIE’s 46th Annual Meeting, San Diego, CA, 29 July - 3 August, 2001.
  56. Gao, W., J.R. Slusser, L.C. Harrison, P. Disterhoft, Q. Min, B. Olson, K. Lantz and B. Davis. 2001. Comparisons of UV Synthetic Spectra Retrieved from the USDA UV Multi-filter Rotating Shadow-band Radiometer with Collocated USDA Reference UV Spectroradiometer and NIWA UV Spectroradiometer. In: Ultraviolet Ground- and Space-based Measurements, Models, and Effects I, as Part of International Symposium on Optical Science and Technology. SPIE’s 46th Annual Meeting, San Diego, CA, 29 July - 3 August, 2001.
  57. PRESENTATIONS: Gao, W., L.O. Mearns, L. and McDaniel. 2000. Performance of the COTTAM and CERES_Rice Crop Models in the Southeastern US: Yield Response to Different Climate Change Scenarios, In: Association of American Geographers Annual Meeting, Pittsburgh PA, April 2000.
  58. Mearns, L.O., G. Carbone, W. Gao, L. McDaniel, and E. Tsvetsinskaya. 2000. The Issue of Spatial Scale in Integrated Assessments: An Example of Agriculture in the Southeastern US, In: Association of American Geographers Annual Meeting, Pittsburgh PA, April 2000.
  59. Gao W., J.R. Slusser, J. Gibson, G. Scott, and D. S. Bigelow. 2000. Direct-Sun Column Ozone Retrieval by the UV-MFRSR and Comparison with Those from Brewer and Dobson Spectrophotometers, In: The Second Front Range UV Workshop at National Center for Atmospheric Research, Boulder CO, May 2000.
  60. Gao W., 2000. UV Waveband Solar Irradiance in Different Vegetation Canopies: Measurements and Modeling, In: UVB Health Effects Workshop, Steamboat Springs CO, July 2000.
  61. Gao W., 2000. Spectral Radiative Properties of Various Tree Species in Ultraviolet Wavelengths and the Impacts on Irradiance Modeling and Measurement, In: UVB Health Effects Workshop, Steamboat Springs CO, July 2000.
  62. Gao, W., R.H. Grant, G. M. Heisler, and J. R. Slusser. 2000. A Geometric UV-B Radiation Transfer Model Applied to Agricultural Vegetation Canopies, In: Stratospheric Processes And their Role in Climate, UV Impacts Workshop, Mar del Plata, Argentina, November 2000.
  63. J.R. Slusser and W. Gao., 2000. Comparison of USDA UV irradiances with measurements from NASA TOMS under various aerosol and cloud conditions. In: Stratospheric Processes And their Role in Climate, UV Impacts Workshop, Mar del Plata, Argentina, November 2000.
  64. Gao, W., and J.R. Slusser. 2000. An Introduction of USDA UV-B Radiation Monitoring Program and A Radiation Transfer Model for Open Canopies in the UV-B Waveband, In: American Society of Agronomy Annual Meeting, Minneapolis MN, November 2000.
  65. Gao, W., L.O. Mearns, L.McDaniel and E. Tsvetsinskaya. 2000. Cotton and Rice Yields Change with the Future Climate in the Southeastern US, In: American Society of Agronomy Annual Meeting, Minneapolis MN, November 2000.
  66. Gao, W., L.O. Mearns, E. Tsvetsinskaya L. McDaniel Z.Q., Jin and T. Mavromatis. 2000. The Performance of CERES-Rice and CERES-Wheat Crop Models in the Southeastern USA and the Yangtze Delta of China, In: American Society of Agronomy Annual Meeting, Minneapolis MN, November 2000.
  67. PRESENTATIONS: E. Tsvetsinskaya, L.O. Mearns, G. Carbone, C. Locke, L. McDaniel and W. Gao. 2000. Assessing the effect of different spatial resolutions of climate change scenarios on the changes in corn, sorghum, soybean, and wheat production in the southeastern United States, In: American Society of Agronomy Annual Meeting, Minneapolis MN, November 2000.
  68. Gao, W. 2000. Modeling and Measurement of Ultraviolet Irradiance in Vegetation Canopies, In: Natural Resource Ecology Laboratory, Colorado State University, Fort Collins CO November 2000.
  69. Gao, W., L.O. Mearns, and T. Mavromatis. 1998. Validation and soil sensitivity tests with CERES-Wheat, and –Rice in the southeastern United States, In: The conference of Modeling for Crop-Climate-Soil-Pest System and Its Applications in Sustainable Crop Production, Nanjing, June 1998.