NGHIÊN CỨU TRỒNG THỬ NGHIỆM CÁC GIỐNG LÚA LAI TẠI KHOÁI CHÂU - HƯNG YÊN

GL1, GL2, Gl3, GL4, Gl5 and Gl6 are six hybrid rice breeds hybrided from TP5 rice, Japan, North 1, BN. The pure rice breeds have advantages such as short time, strong stem, high yield, stick rice, high pest resistance. They have investigated to plant in Khoai Chau district, Hung Yen province in 2012,and we obtained good results. Four of the six have high yield, in the GL2 and GL4 have pratical yield is over 70000 kg /ha in summer-spring harvest and over 60000 kg/ha in autunm - summer harvest. The growing period of the both breeds is short, about 120 days in summer-spring harvest and about 98 days in autunm - summer harvest. The GL2, GL4, Gl5, Gl6 has shown good resistance to pests and diseases, high yield, short growing period in summer - spring and autumn - summer harvest.