Sakorn Phongpan และ Arvin R. Mosier; Jenvith Sookthongsa. (2001) Effect of Crop Residue Management on Nitrogen Loss and Balance from Urea in a Lowland Rice Cropping system. <i>Thai Agricultural Research Journal</i>, <i>19</i>(2), 140-156.Sakorn Phongpan และ Arvin R. Mosier; Jenvith Sookthongsa. "Effect of Crop Residue Management on Nitrogen Loss and Balance from Urea in a Lowland Rice Cropping system". Thai Agricultural Research Journal 19 (2001):140-156.Sakorn Phongpan และ Arvin R. Mosier; Jenvith Sookthongsa. Effect of Crop Residue Management on Nitrogen Loss and Balance from Urea in a Lowland Rice Cropping system. Department of Agriculture:ม.ป.ท. 2001.