条件筛选
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Foliar fertilizer application must be tailored to the specific problem
The effectiveness of phosphate fertilizer application depends both on the total amount of available phosphorus in the soil and on the soil properties; for example, some soils can promote the dissolution of sparingly soluble phosphates, while other soils can cause the fixation of soluble phosphates. Generally, after phosphate fertilizer is applied to the soil, it quickly combines with iron, calcium and aluminum in the soil...