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三、缺锌的诊断及锌肥施用方法(一)缺锌的诊断为了矫正土壤和植物缺锌,首先要进行诊断。缺锌的诊断方法主要有以下几种:形态诊断,即
Third, the diagnosis of zinc deficiency and zinc fertilizer (a) the diagnosis of zinc deficiency in order to correct zinc deficiency in soil and plants, we must first make a diagnosis. Zinc deficiency diagnostic methods are the following: morphological diagnosis, that is