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如何提高磷肥当季利用率、减少因磷肥损失带来的环境污染是长期以来全球共同关注的课题。针对我国南方红壤磷肥利用率低、磷素固化严重的现状,系统地阐述了我国对南方红壤磷素各方面研究的概况,包括磷素形态与转化、固磷机制、影响因素,以及增强磷素有效性的途径和方法,为解决南方红壤磷素固定问题提供理论依据。
How to improve seasonal utilization of phosphate fertilizer and reduce environmental pollution caused by the loss of phosphate fertilizer has long been a global issue of common concern. In view of the low utilization rate of phosphorus fertilizer and the severe curing of phosphorus in red soils in southern China, this paper systematically expounds the research status of phosphorus in the red soils in the south of China, including the forms and transformations of phosphorus, mechanisms and influencing factors of phosphorus fixation, Effectiveness of ways and methods to solve the problem of phosphorus fixation in the southern red soil to provide a theoretical basis.