[1] US Department of Agriculture-Agricultural Research Service, Plant Stress and Water Conservation Laboratory, Wind Erosion and Water Conservation Research Unit, Lubbock,TX, United States
[2] US Department of Agriculture-Agricultural Research Service, Plant Stress and Water Conservation Laboratory, Plant Stress and Germplasm Development Research Unit, Lubbock,TX, United States
[3] Department of Agricultural and Applied Economics, Texas Tech University and Texas A&M Agrilife Research, Lubbock,TX, United States