大白菜施用钾肥试验初探陈丽萍，张杰（乌盟农牧学校）（呼市土肥站）钾是影响作物品质产量的三要素之一，在作物的抗病抗逆性中起着重要作用。随着化肥的推广和使用，土壤中的氮、磷得到了极大的补充，缺钾现象有所表现，特别是在产量较高的菜国土中，为了生产上的需要，... Preliminary Study on Potassium Fertilizer Application in Chinese Cabbage Chen Liping, Zhang Jie (Wumeng Farming and Husbandry School) (Huhhot Soil Fertilizer Station) Potassium is one of the three elements that affect crop yield and plays an important role in disease resistance and stress resistance of crops. With the popularization and use of fertilizers, nitrogen and phosphorus in the soil have been greatly supplemented, potassium deficiency phenomenon has been demonstrated, especially in the higher yield of vegetables in the soil, in order to produce the needs of ...