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玉米亲本种子的质量关系到繁种田的产量,又影响到种子单位的信誉和收益。因此,亲本种子贮藏管理是搞好玉米种子工作的首要任务。尤其是我国东北地区玉米亲本种子成熟后期气温较低,收获时种子水分较高,又难晒干,易受低温冻害,因此如何进行收获和安全越冬是玉米亲本贮藏管理的重点。
The quality of the maize parental seed is related to the yield of the multifarious field and affects the reputation and profitability of the seed unit. Therefore, the parent seed storage management is to improve the work of corn seeds the primary task. Especially in the late maturing stage of maize parental seed in northeast China, the temperature is low, the seed moisture is higher at harvest, hard to dry and susceptible to cold damage at low temperature. Therefore, how to harvest and secure winter is the key point of maize parental storage management.