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1983年以来,我们开展了玉米制种高产的研究,积极改革制种措施,使中单2号玉米制种连续夺得高产。制种田选择在小渡口村。该村三面环水,一面临山,为天然隔离区。亲本是由地区统一繁殖供给的。
Since 1983, we have conducted research on the high yield of maize seeds and actively implemented the measures of seed production, so that the Zhongbang No.2 maize seeds can continuously yield high yields. Selection of farming in the small ferry village. The village is surrounded by water on three sides, facing the mountain, a natural isolation zone. The parents are provided by the unified breeding in the area.