玉米新品种龙粘2号的选育

Breeding of New Silage Maize Variety Longnian No.2

龙粘2号是黑龙江省农业科学院玉米研究所选育，组合为自育系JNH1×自育系JNH2。2004-2005年黑龙江省区域试验结果：平均产量6953．3kg·hm^-２，较对照垦粘1号增产9．8％，2006年生产试验结果：平均产量6920．4kg·hm^２，较对照垦粘1号增产8．0％。该品种具有品质好、口感好、适合加工、抗病抗逆性强、生态适应性好等特点，适宜黑龙江省第三积温带种植。

Longnian No. 2＇is a maize hybrid from the Maize Research Institute of Heilongjiang Academy of Agricultural Sciences. The inbred line JNH1 was used as the female parent and JNH2 as the male. The mean yield was 6 953.3 kg·hm^-2 in Heilongjiang regional test from 2004 to 2005,9.8% higher than that of the control variety‘ Kennian No. 1＇;and its mean yield was 6 920.4 kg·hm^-2 in the production test,8.0% higher than that of the control variety‘Kennian No. 1＇. The hybrid showed some good features, such as good quality,nice taste, suitable for deep processing, stable yield, high-resistance to disease and strong adaptability,it could be planted in the third accumulated temperature zone of Heilongjiang province.