Preechar Prammanee และ C. Buakangdee; P. Thumthong; A. Boonthum; C. Lairungreong; C. Sruttagporn; C. Thaongyai; P. Chaiwannakupt. (1996) Green Manure as a Means to Sustain Sugercane Production in Thailand. <i>Thai Agricultural Research Journal</i>, <i>14</i>(2), 97-106.Preechar Prammanee และ C. Buakangdee; P. Thumthong; A. Boonthum; C. Lairungreong; C. Sruttagporn; C. Thaongyai; P. Chaiwannakupt. "Green Manure as a Means to Sustain Sugercane Production in Thailand". Thai Agricultural Research Journal 14 (1996):97-106.Preechar Prammanee และ C. Buakangdee; P. Thumthong; A. Boonthum; C. Lairungreong; C. Sruttagporn; C. Thaongyai; P. Chaiwannakupt. Green Manure as a Means to Sustain Sugercane Production in Thailand. Department of Agriculture:ม.ป.ท. 1996.