142团场和独立团农场在经过试种的基础上,今年大力推广玉米“南矮一号”等品种。 142团场以前的玉米“当家”品种是“军双一号”,由于土质条件和管理等原因,增产潜力得不到发挥,单产总是在300斤上下徘徊。去年,该团场引进玉米新品种“郑单二号”和“南矮一号”进行试种,获得大幅度增产。其中3,683亩“郑单二号”,平均亩产505斤,278亩“南矮一号”,平均亩产560斤,分别比“军双一号”增产68％和87％。今年,团场决定推广这两个品种。到 142 Mission Field and Independence Regiment Farm On the basis of trial planting, this year, vigorously promote the corn “South dwarf” and other varieties. 142 Before the group field corn “Dang” variety is “the military double”, due to soil conditions and management and other reasons, yield potential can not be achieved, the output is always hovering in the 300 pounds. Last year, the group introduced new maize varieties “Zhengdan II” and “South Dwarf No.1” for trial cultivation, which resulted in a substantial increase in output. Among them, 3,683 mu of “Zhengdan II” produced an average of 505 kg of mu and 278 mu of “South Short One”, with an average yield of 560 kg per mu, an increase of 68% and 87% respectively over that of the “No. 2 and No. 2”. This year, the group decided to promote these two varieties. To