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由于叶面肥具有见效快、利用率高、用量少、施用方法简便和增产效果明显的特点，而被广泛应用于农业生产中。那么，如何才能发挥其最大使用效益又不产生不良后果呢？笔者认为，在使用时应注意以下几点。 一、叶肥选择要有针对性 作物植株主要是从土壤中吸收营养元素的，土壤
Foliar fertilizer is widely used in agricultural production due to its quick response, high utilization rate, less dosage, simple application method and obvious yield increase effect. So, how to play its maximum efficiency without adverse consequences? The author believes that the use of the following points should be noted. First, the choice of fertilizer to be targeted Crop plants mainly absorb nutrients from the soil, soil