Tasanee Sa-nguansaj และ Paijit Kong-jaroen; Saraniti Sa-nguansaj; Chantana Sorasiri; Prawphan Kulnateetip; Yasit Indrastit. (1993) Effects of Various Green Manures on Rice Yield in Irrigated Areas. <i>Thai Agricultural Research Journal</i>, <i>11</i>(1), 7-14.Tasanee Sa-nguansaj และ Paijit Kong-jaroen; Saraniti Sa-nguansaj; Chantana Sorasiri; Prawphan Kulnateetip; Yasit Indrastit. "Effects of Various Green Manures on Rice Yield in Irrigated Areas". Thai Agricultural Research Journal 11 (1993):7-14.Tasanee Sa-nguansaj และ Paijit Kong-jaroen; Saraniti Sa-nguansaj; Chantana Sorasiri; Prawphan Kulnateetip; Yasit Indrastit. Effects of Various Green Manures on Rice Yield in Irrigated Areas. Department of Agriculture:ม.ป.ท. 1993.