Research Soil Scientist
Areas of Research
Soil physics, soil health, vadose zone hydrology, surface-ground water interactions, carbon and nitrogen cycling, greenhouse gas emission, climate change impact, soil and water conservation, irrigation scheduling, and agroecosystem modeling.
Dr. Gary Feng holds a B.S. degree in soil chemistry, M.S. degree in soil physics, and a PhD degree in soil and water sciences. Dr. Feng has 24 years of working experience in field, lab and modeling research on soil erosion mechanism; water balance, dynamic and hydrological process; nutrients fate and transport; as well as development of water management strategy and irrigation scheduling, soil and water conservation practices, and nutrients management under diverse weather conditions in arid, semi-arid and humid regions. The technologies that he utilized are remote sensing, drone and UAVs as well as digital sensors and decision support systems for water and nutrients management. Dr. Feng developed, modified, calibrated, evaluated, or applied 11 agrometerology, crop growth, soil and water erosion, hydrology, and agroecosystem models.
Closing the Yield Gap of Cotton, Corn, and Soybean in the Humid Southeast with More Sustainable Cropping Systems In-House Appropriated (D) Accession Number:435782 Improving Dryland Soybean Yield, Profit and Health of Dominant Soils Across Mississippi (MSPB Project Feng 62-2021) Reimbursable Cooperative Agreement (R) Accession Number:440104
Ouyang, Y., Feng, G.G., Renninger, H., Leininger, T., Parajuli, P., Grace, J. 2021. A STELLA-based model to simultaneously predict hydrological processes, N uptake and biomass production in a eucalypt plantation. Forests. 12:515. https://doi.org/10.3390/f12050515.
Heng, T., Feng, G.G., Ouyang, Y., He, X. 2020. The spatiotemporal patterns of climate asymmetric warming and vegetation activities in an arid and semiarid region. Climate. 8:145. https://doi.org/10.3390/cli8120145.
Franzluebbers, A.J., Wendroth, O., Creamer, N., Feng, G.G. 2020. Focusing the future of farming on agro-ecology. Agricultural and Environmental Letters. 5, Article 20034.
Ouyang, Y., Zhang, J., Feng, G.G., Wan, Y., Leininger, T.D. 2020. A century of precipitation trends in forest lands of the Lower Mississippi River Alluvial Valley. Scientific Reports. 10:12802. https://doi.org/10.1038/s41598-020-69508-8.
Yang, W., Feng, G.G., Miles, D.M., Gao, L., Jia, Y., Li, C., Qu, Z. 2020. Impact of biochar on greenhouse gas emissions and soil carbon sequestration in corn growth under drip irrigation with mulching. Science of the Total Environment. 729:138752. https://doi.org/10.1016/j.scitotenv.2020.138752.
Feng, G.G., Sui, R. 2020. Evaluation and calibration of soil moisture sensors in undisturbed soils of Mississippi. Transactions of the ASABE. 63(2):265-274. https://doi.org/10.13031/trans.13428.
Song, P., Feng, G.G., Brooks, J.P., Zhou, B., Zhou, H., Zhao, Z., Li, Y. 2019. Environmental risk of chlorine-controlled cloffing in drip irrigation system using reclaimed water: the perspective of soil health. Journal of Environmental Science and Technology. 232:1452-1464. https://doi.org/10.1080/08927014.2019.1600191.
Gao, F., Feng, G.G., Ouyang, Y., Jenkins, J.N., Lui, C. 2019. Simulating weekly available streamflow and pond water resources potential in Mississippi Delta. Water. 11:1271. https://doi.org/10.3390/w11061271.
Tewolde, H., Sistani, K.R., Feng, G.G., Menkir, A. 2019. Does fertilizing corn with poultry litter enrich the grain with mineral nutrients. Agronomy Journal. 111:1-3. https://doi.org/10.2134/agronj2019.02.0094.
Song, P., Zhou, B., Feng, G.G., Brooks, J.P., Zhou, H., Zhao, Z., Liu, Y., Li, Y. 2019. The influence of chlorination timing and concentration on microbial communities in labyrinth channels: implications for biofilm removal. BIOFOULING. 35:401-415. https://doi.org/10.1080/08927014.2019.1600191.
Yang, W., Feng, G.G., Adeli, A., Kersebaum, K.C., Jenkins, J.N., Li, P. 2019. Long-term effect of cover crop on rainwater balance components and use efficiency in the no-tilled and rainfed corn and soybean rotation system. Agricultural Water Management. 219:27-39. https://doi.org/10.1016/j.agwat.2019.03.022.
Adeli, A., Brooks, J.P., Read, J.J., Shankle, M.W., Feng, G.G., Jenkins, J.N. 2019. Poultry litter and cover crop integration into no-till cotton on upland soil. Agronomy Journal. 111:2097-2107. https://doi.org/10.2134/agronj2018.05.0328.
Yang, W., Feng, G.G., Tewolde, H., Li, P. 2018. Soil carbon sequestration and greenhouse gas emission from spring- and fall-applied poultry litter in corn production as simulated with RZWQM2. Journal of Environmental Quality. 209:1285-1293. https://doi.org/10.1016/j.jclepro.2018.10.251.
Ouyang, Y., Feng, G.G., Parajuli, P., Leininger, T., Wan, Y., Jenkins, J.N. 2018. Assessment of surface water quality in the Big Sunflower River Watershed of Mississippi Delta using nonparametic analysis. Water, Air, and Soil Pollution. (2018)229:373. https://doi.org/10.1007/s11270-018-4022-8.
Read, J.J., Adeli, A., McCarty Jr, J.C., Feng, G.G. 2018. Cotton response to residual poultry litter: leaf area, nitrogen removal, and yield. Agronomy Journal. 110(6):2360-2368. https://doi.org/10.2134/agronj2018.05.0348.
Ouyang, Y., Parajuli, P.B., Feng, G.G., Leininger, T.D., Wan, Y., Dash, P. 2018. Application of Climate Assessment Tool (CAT) to estimate climate variability impacts on nutrient loading from local watersheds. Journal of Hydrology. 563:363-371. https://doi.org/10.1016/j.jhydrol.2018.06.017.
Xua, H., Li, A., Feng, G.G., Li, Y., Qin, Y., Lei, G., Cui, Y. 2018. The effects of asymmetric diurnal warming on vegetation growth of the Tibetan Plateau over the past three decades. Sustainability. 10:1103-1116.
Ouyang, Y., Feng, G.G., Leininger, T., Read, J.J., Jenkins, J.N. 2018. Pond and irrigation model (PIM): a tool for simultaneously evaluating pond water availability and crop irrigation demand. Water Resources Management. 32(9):2969-2983.
Feng, G.G., Ouyang, Y., Adeli, A., Read, J.J., Jenkins, J.N. 2018. Rain water deficit and irrigation demand for row crops in Mississippi Blackland Prairie. Soil Science Society of America Journal. 82:423-435. https://doi.org/10.2136/sssaj2017.06.0190.
Tang, Q., Feng, G.G., Fisher, D.K., Zhang, H., Ouyang, Y., Adeli, A., Jenkins, J.N. 2017. Rain water deficit and irrigation demand of major row crops in the Mississippi Delta. American Society of Agricultural and Biological Engineers. 61(3):927-935.
Feng, G.G. 2017. Flood effect on groundwater recharge on a typical silt loam soil. Water. 9:523.
Ouyang, Y., Parajuli, P., Li, Y., Leininger, T., Feng, G.G. 2017. Identify temporal trend of air temperature and its impact on forest stream flow in Lower Mississippi River Alluvial Valley using wavelet analysis. Journal of Hydrology. doi:10.1016/j.jenvman.2017.05.014.
Gao, F., Feng, G.G., Ouyang, Y., Wang, H., Fisher, D.K., Adeli, A., Jenkins, J.N. 2017. Evaluation of reference crop evapotranspiration methods in arid, semi-arid and humid regions. Journal of the American Water Resources Association. doi:10.1111/1752-1688.12530.
Adeli, A., Read, J.J., Feng, G.G., Jenkins, J.N. 2017. Organic amendments and nutrient leaching in soil columns. Journal of Environmental Quality. 109:1294-1302.
Sharratt, B.S., Young, F.L., Feng, G.G. 2017. Sediment and PM10 flux from no-tillage cropping systems in the Pacific Northwest. Agronomy Journal. 109:1-9.
Pi, H., Sharratt, B.S., Feng, G.G., Lei, J. 2017. Evaluation of two empirical wind erosion models in arid and semi-arid regions of China and the USA. Environmental Modelling & Software. 91:28-46.
Adeli, A., Read, J.J., Brooks, J.P., Miles, D.M., Feng, G.G., Jenkins, J.N. 2017. Broiler litter x industrial by-products reduce nutrients and microbial losses in surface runoff when applied to forages. Journal of Environmental Quality. 46:339-347.
Feng, G.G., Cobb, S., Abdo, Z., Fisher, D.K., Ouyang, Y., Adeli, A., Jenkins, J.N. 2016. Trend analysis and forecast of precipitation, reference evapotranspiration and rainfall deficit in the Blackland Prairie of eastern Mississippi. Agricultural and Forest Meteorology. 55:1425-1439.
Zhang, B., Feng, G.G., Read, J.J., Kong, X., Ouyang, Y., Adeli, A., Jenkins, J.N. 2016. Simulating soybean productivity under rainfed conditions for major soil types using APEX model in East Central Mississippi. Agricultural Water Management. 177:379-391.
Zhang, B., Feng, G.G., Kong, X., Lal, R., Ouyang, Y., Adeli, A., Jenkins, J.N. 2016. Simulated yield potential by irrigation and yield gap of rainfed soybean using APEX model in a humid region. Field Crops Research. 177(2016):440-453.
Ouyang, Y., Feng, G.G., Read, J.J., Leininger, T., Jenkins, J.N. 2017. Estimating the ratio of pond size to irrigated soybeans land in Mississippi: A case study. Water Science and Technology. pp. 1639-1647.
Pi, H., Feng, G.G., Sharratt, B.S. 2014. Performance of the SWEEP model affected by estimates of threshold friction velocity. Transactions of the ASABE. 57:1675-1685.
Adeli, A., Mccarty Jr, J.C., Read, J.J., Willers, J.L., Jenkins, J.N., Feng, G.G. 2016. Subsurface banding, placement of pelletized poultry litter in cotton. Agronomy Journal. 108(4):1356-1366.
Li, X., Feng, G.G., Zhao, C., Shi, F. 2016. Soil infiltration characteristics in the Tarim River floodplain. Environmental Earth Sciences. (2016)75:782.
Zheng, Z., Feng, G.G., Sharratt, B.S., Li, X., Pi, H. 2016. Wind erosion of cropland in the northwestern Tarim Basin. Soil Science Society of America Journal. doi: 10.2136/sssaj2015.07.0259.
Feng, G.G., Tewolde, H., Ma, L., Adeli, A., Sistani, K.R., Jenkins, J.N. 2015. Simulating the fate of fall- and spring-applied poultry litter nitrogen in corn production. Soil Science Society of America Journal. 79:1804-1814.
Han, M., Zhao, C., Simunek, J., Feng, G.G. 2015. Evaluating the impact of groundwater on cotton growth and root zone water balance using Hydrus-ID coupled with a crop growth model. Agricultural Water Management. 160:64-75.
Zhang, W., Zhou, J., Feng, G.G., Weindorf, D.C., Hu, G., Sheng, J. 2015. Characteristics of water erosion and conservation practice in arid regions of Central Asia: Xinjiang Province, China as an example. International Soil and Water Conservation Research. 3:97-111. doi.org/10.1016/j.iswcr.2015.06.002.
Han, M., Zhao, C., Feng, G.G., Yan, Y., Sheng, Y. 2015. Evaluating the effects of mulch and irrigation amount on soil water distribution and root zone water balance using HYDRUS-2D. Water. 2015, 7, 2622-2670. doi:10.3390/w7062622.
Quyang, Y., Zhang, J., Li, Y., Parajuli, P., Feng, G.G. 2015. Impacts of rainfall and air temperature variations due to climate change upon hydrological characteristics: a case study. Journal of Water and Climate Change. p. 1-15. doi: 10.2166/wcc.2015.101.
Feng, G.G., Ouyang, Y., Read, J.J., Adeli, A., Reginelli, D., Jenkins, J.N. 2015. A farm pond water irrigation management system in Mid-South United States. American Society of Agricultural and Biological Engineers Conference.New Orleans, LA, July 26-29, 2015.
Han, M., Zhao, C., Feng, G.G., Shi, F. 2015. Bayesian inference of the groundwater depth threshold in a vegetation dynamic model: a case study, lower reach, Tarim River. International Union for Quaternary Research. doi:10.1016/j.quaint.2015.02.035.
Han, M., Zhao, C., Feng, G.G., Disse, M., Shi, F., Li, J. 2015. An eco-hydrological approach to predicting regional vegetation and groundwater response to ecological water convergence in dryland riparian ecosystems. International Union for Quaternary Research. p. 1-13.
Adeli, A., Read, J.J., McCarty Jr., J.C., Jenkins, J.N., Feng, G.G. 2015. Soybean yield and nutrient utilization following long-term pelletized broiler litter application to cotton. Agronomy Journal. 107:1128-1134.
Feng, G.G. 2015. Analysis and prediction of water deficit and irrigation requirement for soybean, corn and cotton in the state of Mississippi. [Meeting Abstract]. Mississippi Water Resources Conference, April 7-8, 2015, Hilton Jackson, Jackson, MS.
Li, X., Feng, G.G., Sharratt, B.S., Zheng, Z. 2015. Aerodynamic properties of agricultural and natural surfaces in northwestern Tarim Basin. Agricultural and Forest Meteorology. 204:37-45. DOI: org/10.1016/j.agrformet.2015.01.005.
Ouyang, Y., Cui, L., Feng, G.G., Read, J.J. 2015. Simulating phosphorus removal from a vertical-flow constructed wetland grown with C. alternifolius species. Ecological Engineering. 77:60-64.
Adeli, A., Sheng, J., Jenkins, J.N., Feng, G.G. 2015. Composting and gypsum amendment of broiler litter to reduce nutrient leaching loss. Journal of Environmental Quality. 44:676-683.
Pi, H., Sharratt, B.S., Feng, G., Zhang, X. 2014. Comparison of measured and simulated friction velocity and threshold friction velocity using SWEEP. Soil Science. 179:393-402.
Li, X., Feng, G.G., Sharratt, B.S., Zheng, Z., Pi, H., Gao, F. 2014. Soil wind erodibility based on dry aggregate-size distribution in the Tarim Basin. Soil Science Society of America Journal. 78:2009-2016.
Pi, H., Feng, G.G., Sharratt, B.S., Li, X., Zheng, Z. 2014. Validation of SWEEP for contrasting agricultural land use types in the Tarim Basin. Soil Science. 179:433-445.
Feng, G.G., Read, J.J., Ouyang, Y., Jenkins, J.N. 2014. Development of irrigation management practices for optimum yield and water use efficiency of soybean in east central Mississippi. Agronomy Abstracts. CD-ROM.
Feng, G.G., Tewolde, H., Ma, L., Sistani, K.R., Jenkins, J.N. 2014. Evaluation of RZWQ2 model and management of poultry litter as corn nitrogen source in the mid-southern United States. Agronomy Abstracts. CD-ROM.
Gao, F., Feng, G.G., Sharratt, B.S., Zhang, M. 2014. Tillage and straw management affect PM10 emission potential in subarctic Alaska. Soil and Tillage Research. 144:1-7.
Kong, X., Lal, R., Li, B., Liu, H., Li, K., Feng, G.G., Zhang, Q., Zhang, B. 2014. Fertilizer intensification and its impacts in China's HHH Plains. In: Sparks, D.L., editor. Advances in Agronomy Volume 25. Burlington, NJ: Academic Press. p. 135-169.
Li, X., Feng, G.G., Zhao, C., Zheng, Z. 2014. Fine-particle emission potential from overflowing areas of Tarim River in the Tarim Basin. Soil Science. 178:556-567.
Cottle, P., Mueller, D., Shin, D., Zhang, X., Feng, G.G., McKendry, I., Strawbridge, K. 2013. Studying Taklamakan aerosol properties with Lidar (STAPL). Proceedings of SPIE. 8894:88940X-1.