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滴灌条件下不同盐生植物对盐渍化土壤的脱盐效果研究[C]
Authors
中国科学院新疆生态与地理研究所,乌鲁木齐 83001
侯振安
+9 more
刘易
喀什地区农业技术推广中心,新疆喀什 844000
孙九胜
尹传华
新疆农业科学院土壤肥料与农业节水研究所,乌鲁木齐 830091
王勤良
王新勇
石河子大学农学院,新疆石河子 832003
祁通
Publication date
1 January 2012
Publisher
万方
Abstract
目的:研究滴灌条件下种植盐生植物对盐渍化土壤的脱盐效果。方法:在滴灌条件下种植盐生植物海蓬子和盐地碱蓬。结果:盐生植物对耕作层土壤特别是0~20cm土壤盐分影响显著,可有效降低土壤总盐含量以及盐分离子Na+、cl-和K+浓度,但对土壤pH值影响不明显。种植盐地碱蓬的土壤总盐量下降幅度要高于海蓬子;种植盐地碱蓬土壤Na+、K+的含量下降较明显,而种植海蓬子土壤的Cl-含量明显降低。结论:滴灌抑盐+生物脱盐模式在改良盐渍化土壤中效果明显,盐地碱蓬可作为较理想的脱盐植物,对于盐渍化土壤的开发利用具有一定的指导意义
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Last time updated on 29/11/2016