综述了农田生态系统氮素损失的主要途径及影响因素,以及农田生态系统的氮素环境风险评价方法,以期为今后的相关研究提供参考.%The main channels of nitrogen loss in farmland ecosystem and its impacting factors were summarized, as well as the methods of nitrogen environmental risk assessment, in order to provide the reference for the relative reference in the future.
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