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南疆膜下滴灌棉花花铃期土壤盐分分布研究

李晓明 杨劲松 刘梅先 余世鹏

土壤2011,Vol.43Issue(2):289-292,4.
土壤2011,Vol.43Issue(2):289-292,4.

南疆膜下滴灌棉花花铃期土壤盐分分布研究

Study on Soil Salt Distribution with Drip Irrigation Under Mulch in Cotton Boll Period in South Xinjiang

李晓明 1杨劲松 1刘梅先 1余世鹏1

作者信息

  • 1. 中国科学院南京土壤研究所,南京,210008
  • 折叠

摘要

Abstract

Drip irrigation under mulch increases the risk of soil secondary salinization while it saves water resources, which is adverse for agriculture production. The typical land with drip irrigation under mulch was selected in cotto boll period, and soil samplcs were collected from different layers from the location under the emitter, the location between cotton lines and the naked location to analyze the distribution law of soil salt in the horizon and the vertical orientation by measuring soil salt content. The result showed the soil salt distribution could be different from the usual law by the different conditions such as drip irrigation models. It would be useful to instruct the local agriculture production to understand the soil salt distribution.

关键词

南疆/膜下滴灌/盐分/分布

Key words

South Xinjiang/ Drip irrigation under mulch/ Soil salt/ Distribution

分类

农业科技

引用本文复制引用

李晓明,杨劲松,刘梅先,余世鹏..南疆膜下滴灌棉花花铃期土壤盐分分布研究[J].土壤,2011,43(2):289-292,4.

基金项目

国家自然科学基金项目(4001097),中国科学院知识创新工程重大项目(KSCX1-YW(-09)和国家科技支撑计划项目(2006BAD05B02)资助. (4001097)

土壤

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