KẾT QUẢ NGHIÊN CỨU HOÀN THIỆN QUY TRÌNH KỸ THUẬT CANH TÁC GIỐNG LÚA CHẤT LƯỢNG CAO HT9 TẠI THÁI NGUYÊN
KẾT QUẢ NGHIÊN CỨU HOÀN THIỆN QUY TRÌNH KỸ THUẬT CANH TÁC GIỐNG LÚA CHẤT LƯỢNG CAO HT9 TẠI THÁI NGUYÊN
Results on research to improve technical farming process for high quality rice variety HT9 in Thai Nguyen
HT9 is a quality rice variety with short growth duration and high yield, which has been certified as variety for trial production by the Ministry of Agriculture and Rural Development in 2010. In the years 2011-2013, to study and improve the technical process and to extend HT9 in Thai Nguyen province, technical studies were carried out and the results showed that: In Thai Nguyen, variety HT9 is suitable for both 2 crop seasons, in spring season: sowing at around 20th January, and in summer crop at about 15/6; transplanting density: 50 clusters/m2 , lining fertilization for spring crop are 90 kg N + 90 kg P2O5 + 90 kg K2O + 8 tons of green manure; for summer crop: 80 kg N + 90 kg P2O5 + 80 kg K2O + 8 tons of green manure.