KẾT QUẢ NGHIÊN CỨU TUYỂN CHỌN DÒNG CHÈ MỚI NĂNG SUẤT CAO TỪ CÁC DÒNG CHÈ LAI CỨU PHÔI Ở ĐIỀU KIỆN PHÚ HỘ, PHÚ THỌ
KẾT QUẢ NGHIÊN CỨU TUYỂN CHỌN DÒNG CHÈ MỚI NĂNG SUẤT CAO TỪ CÁC DÒNG CHÈ LAI CỨU PHÔI Ở ĐIỀU KIỆN PHÚ HỘ, PHÚ THỌ
Results of research and selection of new high yield tea variety from the clones of tea hybrid and and embryo rescued at Phu Ho, Phu Tho Conditions
Breeding of tea base on molecular marker and embryo rescue technology during 2007-2009 at Northern Mountainous Agriculture and forestry Science Institute that had chose nine tea clones with potential growth from many of new lines. Control varieties are Shan CT, LDP1 và LDP2. The new tea clones showed strong heterosis. Such as the surviving is high, growth is very strong and better than control varieties. Initial data showed 4 clones have highest yeild. This evaluation had to carry out in the first year old tea. They are CNS-6 (1197.33 kg/ha); CNS-1 (1149.33 kg/ha); CNS-3 (1076.18 kg/ha); CNS-8 (1007.51 kg/ha). The main pest infection are average level.