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根据1982年的农作物品种试验、示范、推广情况,参考历史材料及临近省、市品种布局,对我市农作物品种布局,提出如下意见,供各区、县安排农作物品种时参考。一、春播玉米杂交种:仍以京杂6号为当家种,京白10号、中单2号、丹玉6号、沈单3号为主要搭配种。此外,京杂6号×获白、京杂6号×博单1号、中单2号×京白10号、京白10号×郑单2号等三、双交种,也可以在生产上综合利用,适当搭配使用。二、夏播玉米杂交种:原使用的当家种
According to the test, demonstration and popularization of crop varieties in 1982, reference to historical materials and the layout of varieties in neighboring provinces and cities, the following opinions were put forward on the layout of crop varieties in our city for reference of crop varieties arranged by districts and counties. First, the spring sowing corn hybrids: still Beijing hybrid No. 6 as the home species, Beijing White No. 10, No. 2, Dan Yu 6, Shen No. 3 as the main species. In addition, the Beijing hybrid 6 × White, Beijing hybrid 6 × Bo Dan No. 1, No. 2 single No. Jingbai 10, Beijing Bai 10 × Zheng Dan No. 2 and so on three, double cross species, can also be produced On the comprehensive utilization, the appropriate use. Second, summer sow corn hybrids: the original use of the species