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本文从我国北方冬油菜区历年油菜发生冻害的实际入手,分别从气候因素、品种因素以及栽培管理等诸多因素深入分析了北方冬油幕冻害发生的原因,提出了冻害的预防措施和冻害发生后的补救措施。
Beginning with the actual occurrence of winter rape in the winter rapeseed area of northern China, this paper analyzes the causes of the frostbite in the northern winter oilfield from many factors such as climatic factors, breed factors and cultivation management, and puts forward the preventive measures of frost damage and the frost damage Remedy.