In calcareous soil the water soluble phosphate applied was mainly transformed into Ca P,O P and Al P, which in acid soil were mainly changed into Fe P, O P and Al P.Submerg increased Fe P in both soils.
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- 外加磷肥在潮土中主要转化为Ca?P,O?P和Al?P,红壤中则主要转化为Fe?P,Al?P和O?P。