The Saline Soil Was Improved by Engineering Techniques

刘虎俊,,王继和,杨自辉,纪永福,贺访印

中国农学通报. 2005, 21(4): 329-329

中国农学通报 ›› 2005, Vol. 21 ›› Issue (4) : 329-329. DOI: 10.11924/j.issn.1000-6850.0504329
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The Saline Soil Was Improved by Engineering Techniques

  • 刘虎俊,,王继和,杨自辉,纪永福,贺访印
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The Saline Soil Was Improved by Engineering Techniques

  • Liu Hujun,, Wang Jihe, Yang Zihui, JI Yongfu
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摘要

在河西走廊的盐渍化土地上，建立明沟排水、井排和干排(植物)的排水系统，将深耕、客土等农艺措施与淡水洗盐结合，应用地表覆盖、免耕和沟植技术形成了盐渍化土地的工程治理系统。应用减产系数法计算工程治理的效益，治理区的减产系数下降了0.40个百分点，即土壤的总体质量提高了60%，其中粮食产量增加了69.13%，种植面积增加了49.44%，取得了良好的效果。

Abstract

An improving engineering techniques system for saline soil was established with open channel, well and botanic drainage system, combined depth tillage with eluviations by fresh water in saline land of Hexi Corridor. The reduction coefficient of output is u

关键词

关键词：干旱区，盐渍化土地，工程治理

Key words

Arid zone;Saline soil;Engineering improvement

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刘虎俊,,王继和,杨自辉,纪永福,贺访印. The Saline Soil Was Improved by Engineering Techniques. 中国农学通报. 2005, 21(4): 329-329 https://doi.org/10.11924/j.issn.1000-6850.0504329
Liu Hujun,, Wang Jihe, Yang Zihui, JI Yongfu. The Saline Soil Was Improved by Engineering Techniques. Chinese Agricultural Science Bulletin. 2005, 21(4): 329-329 https://doi.org/10.11924/j.issn.1000-6850.0504329

参考文献

1王遵亲,祝寿泉,俞仁培,等.中国盐渍土[M].北京:科学出版社,1993.510~566 2王继和.甘肃盐碱地治理[M].兰州:兰州大学出版社,2000.210~219 3许克荣，鲍德敏.排阴对改良盐碱地的效果研究[J].甘肃农业科技,1993,(4):33~34 4张锐,严慧峻,魏由庆,等.有机肥在改良盐渍土中的作用[J].土壤肥料,1997,(4):11~14 5郭继勋,姜世成,孙刚.松嫩平原盐碱化草地治理方法的比较研究[J].应用生态学报,1998,(9)4:425~428 6

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