Study of Nitrogen and Phosphorus Losses and Yield of Rice in Different Fertilizations of Chaohu Lake Basin

WANG Li-ting; MA You-hua; CHU Yin; ZHANG Li-juan; ZHU Xiao-hong; SUN Li; HU Peng

您当前的位置：

首页 >

文章列表页 >

Study of Nitrogen and Phosphorus Losses and Yield of Rice in Different Fertilizations of Chaohu Lake Basin

更新时间：2024-11-07

- Study of Nitrogen and Phosphorus Losses and Yield of Rice in Different Fertilizations of Chaohu Lake Basin
- Vol. 25, Issue 5, (2011)
- 作者机构：
  
  1. 安徽农业大学资源与环境学院
  2. 安徽省巢湖市居巢区农业技术推广中心
- 作者简介：
- 基金信息：
- DOI：
  CLC：
- Published：2011
- 稿件说明：
移动端阅览
WANG Li-ting, MA You-hua, CHU Yin, et al. Study of Nitrogen and Phosphorus Losses and Yield of Rice in Different Fertilizations of Chaohu Lake Basin[J]. 2011, 25(5).
DOI：

WANG Li-ting, MA You-hua, CHU Yin, et al. Study of Nitrogen and Phosphorus Losses and Yield of Rice in Different Fertilizations of Chaohu Lake Basin[J]. 2011, 25(5). DOI：

摘要

为了减少巢湖流域的农业非点源污染

保护农业生态环境

寻求高产稳产和环境友好的最佳结合点

研究了巢湖流域3种施肥措施大田示范条件下水稻田地表径流氮磷流失和排水沟渠水质特征及水稻产量情况。结果表明:减量化施肥的地表径流总氮(TN)浓度比常规施肥的低23%

总磷(TP)浓度低16%;减量化施肥沟渠的TN浓度比常规施肥的低38%

总P低49%。优化施肥的地表径流TN浓度比常规施肥的低13%

TP浓度低约3%;优化施肥的沟渠TN浓度比常规施肥的低26%

TP浓度低7%。优化施肥的产量最高

减量化与常规施肥的产量差异不显著。在巢湖流域优化施肥和减量化施肥技术是值得推广的水稻大田示范施肥技术。

Abstract

Nitrogen and phosphorus loss through surface runoff from paddy fields around Chaohu lake plus water quality in related drainage ditches and rice yields of these fields were studied in order to find practical management measures which will reduce non-point source pollution from agricultural fields and at the same time keep good crop yields.Three different fertilizations were considered in the demonstration fields: Reduction fertilizer(RF)

optimization fertilizer(OF) and conventional fertilizer(CF).The result...

关键词

Keywords

references

Views

下载量

CSCD

Alert me when the article has been cited

提交

Tools

Publicity Resources

No data

Related Author

No data

Related Institution

No data

⁰