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本试验旨在研究低芥酸油菜氮肥的用量及不同时期所需肥的比例,从中了解亩产100公斤以上的施肥水平和各时期应用的最好比例,为低芥酸油莱生产的科学用肥提供理论依据。
The purpose of this experiment is to study the amount of nitrogen fertilizer and the proportion of fertilizer needed in different periods of canola, and to find out the best fertilization level of 100 kg per mu and the best proportion in each period. Fertilizer provide a theoretical basis.