Affiliation: | 1. Rural Construction Engineering Department, Institute of Agricultural Science and Technology, Chonbuk National University, Jeonju-si, Jeollabuk-do, 561-756, Republic of Korea 2. Crop and Soil Sciences Department, University of Georgia, 2360 Rainwater Road, Tifton, GA, 31793-5766, USA 3. Economic & Finance Department, and Energy and Environmental Systems Program, North Carolina A&T State University, Greensboro, NC, 27411, USA 4. Biological and Agricultural Engineering Department, University of Idaho, Moscow, ID, 83844, USA 5. Conservation Law Center, Bloomington, IN, 47408, USA
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