Wanchai Thanomsub และ Somchai Boonpradub; Kanokporn Maolanont; Thewa Maolanont. (1999) Responses of Different Maturing Soybeans to Irrigation Frequency and Mulching. <i>Thai Agricultural Research Journal</i>, <i>17</i>(2), 150-159.Wanchai Thanomsub และ Somchai Boonpradub; Kanokporn Maolanont; Thewa Maolanont. "Responses of Different Maturing Soybeans to Irrigation Frequency and Mulching". Thai Agricultural Research Journal 17 (1999):150-159.Wanchai Thanomsub และ Somchai Boonpradub; Kanokporn Maolanont; Thewa Maolanont. Responses of Different Maturing Soybeans to Irrigation Frequency and Mulching. Department of Agriculture:ม.ป.ท. 1999.