Chaiyot Supatanakul และ Bejapol Suvanasingha. (2000) Influences of Transplanting Patterns and Spacing on Rice Yield and Weeds Population. <i>Thai Agricultural Research Journal</i>, <i>18</i>(2), 170-176.Chaiyot Supatanakul และ Bejapol Suvanasingha. "Influences of Transplanting Patterns and Spacing on Rice Yield and Weeds Population". Thai Agricultural Research Journal 18 (2000):170-176.Chaiyot Supatanakul และ Bejapol Suvanasingha. Influences of Transplanting Patterns and Spacing on Rice Yield and Weeds Population. Department of Agriculture:ม.ป.ท. 2000.