Hung Van Nguyen a,∗ , Canh Duc Nguyen b , Tuan Van Tran b , Hoa Duc Hau b , Nghi Thanh Nguyen b , Martin Gummert a
a International Rice Research Institute, DAPO Box 7777, Metro Manila 1301, Philippines
b Nong Lam University, Thu-Duc Distric, Ho Chi Minh City, Vietnam