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2008年春季黑龙江省大部分地区玉米田出现了不同程度的粉籽现象,受害面积之大、范围之广、品种数量之多在黑龙江省尚属首次。经过田间实地调查和查阅当时的气象资料结合种子的特征特性,笔者认为造成此次粉籽的原因大致有以下几方面因素。
In the spring of 2008, cornfields in most parts of Heilongjiang Province experienced different degrees of powdery seedings. The area of victims was large and the scope was wide. The first batch of varieties in Heilongjiang Province was the first in spring. After field investigation and access to the meteorological data at that time combined with the characteristics of the seeds, I think the reason for the powder seed roughly the following factors.