春、夏两季DOP与可溶性无机磷（DIP）的形态间转化较秋、冬两季更为活跃。

The form transformation of DOP and dissolved inorganic phosphorus (DIP) was more active in spring and summer than autumn and winter.

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因此，难溶性的无机磷向可溶性磷的转化和有机磷的生物矿化对植物的磷素营养是十分重要的。

As the result, it is important to convert insoluble P into soluble P and to release P from lecithin .

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