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玉米是黑龙江省主要高产农作物之一，年种植面积达133万hm2以上，需要杂交种8万t左右。由于种子繁殖单位有限的仓贮库容，绝大部分玉米杂交种是以袋装粒贮的形式越冬或度夏。为了安全贮藏玉米杂交种，应掌握以下技术环节。1把好“两关”①把好种子水分关。水分是影响玉米杂交种
Corn is one of the major high-yield crops in Heilongjiang Province. The annual planting area is more than 1.33 million hm2, and about 80,000 t hybrids are needed. Due to the limited storage capacity of seed multiplication units, the vast majority of maize hybrids are winter or summer in the form of bagged grain storage. In order to safely store corn hybrids, we should master the following technical aspects. 1 good “two off” ① good seed moisture level. Moisture affects maize hybrids