Sumontip Bunnag และ Anawat Suwanagul. (2017) Improvement of drought tolerance in Thai rice cultivar RD6 through somaclonal variation. <i>Songklanakarin Journal of Science and Technology (SJST)</i>, <i>39</i>(6), 723.Sumontip Bunnag และ Anawat Suwanagul. "Improvement of drought tolerance in Thai rice cultivar RD6 through somaclonal variation". Songklanakarin Journal of Science and Technology (SJST) 39 (2017):723.Sumontip Bunnag และ Anawat Suwanagul. Improvement of drought tolerance in Thai rice cultivar RD6 through somaclonal variation. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2017.