Wilai Palawisut และ Duangorn Ariyapruek; Jittichai Anawong; Pornsuree Khanjana. (1995) Effect of Planting Dates on Yield and Quality of Japonica Rice Seed. <i>Thai Agricultural Research Journal</i>, <i>13</i>(2), 102-109.Wilai Palawisut และ Duangorn Ariyapruek; Jittichai Anawong; Pornsuree Khanjana. "Effect of Planting Dates on Yield and Quality of Japonica Rice Seed". Thai Agricultural Research Journal 13 (1995):102-109.Wilai Palawisut และ Duangorn Ariyapruek; Jittichai Anawong; Pornsuree Khanjana. Effect of Planting Dates on Yield and Quality of Japonica Rice Seed. Department of Agriculture:ม.ป.ท. 1995.