Pham และ Thien Thanh. (2006) Transfer of drought resistant character from wild rice (Oryza meridionalis and Oryza nivara) to cultivated rice (Oryza sativa L.) by backcrossing and immature embryo culture /. Kasetsart University,:ม.ป.ท.Pham และ Thien Thanh. 2006. Transfer of drought resistant character from wild rice (Oryza meridionalis and Oryza nivara) to cultivated rice (Oryza sativa L.) by backcrossing and immature embryo culture /. ม.ป.ท.:Kasetsart University,;Pham และ Thien Thanh. Transfer of drought resistant character from wild rice (Oryza meridionalis and Oryza nivara) to cultivated rice (Oryza sativa L.) by backcrossing and immature embryo culture /. ม.ป.ท.:Kasetsart University, 2006. Print.