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Nitrogen losses from paddy soils and the countermeasures of controlling environmental pollution
Author(s): 
Pages: 333-338
Year: Issue:  5
Journal: ACTA AGRICULTURAE ZHEJIANGENSIS

Keyword:  氮损失稻田土壤环境污染控制对策;
Abstract: 文章从管理实践角度综述了氨挥发、反硝化及渗漏损失控制对策的研究进展:应用含钙镁钾的氯化物或硝酸盐、脲酶和藻类抑制剂、改性尿素与缓释肥及深施氮肥可降低氨挥发损失;使用硝化抑制剂、缓释肥、含高多酚高蛋白的植物残体及深施氮肥可以降低反硝化损失;增加水分利用率、使用缓释肥和硝化抑制剂、粘闭土壤层、种植捕获和地表覆盖作物、利用作物原地截流可以降低渗漏损失.另外在水稻种植上使用促进植物生长的微生物,通过促进水稻的吸收减少施氮量,是降低氮素对环境污染的有效策略.
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