首页 | 本学科首页   官方微博 | 高级检索  
     检索      

设施蔬菜栽培对土壤阳离子交换性能的影响
引用本文:范庆锋,虞 娜,张玉玲,邹洪涛,张玉龙.设施蔬菜栽培对土壤阳离子交换性能的影响[J].土壤学报,2014,51(5):1132-1137.
作者姓名:范庆锋  虞 娜  张玉玲  邹洪涛  张玉龙
作者单位:沈阳农业大学土地与环境学院,沈阳农业大学土地与环境学院,沈阳农业大学土地与环境学院,沈阳农业大学土地与环境学院,沈阳农业大学土地与环境学院
基金项目:(20111005)资助
摘    要:以辽宁省沈阳市于洪地区设施菜地及其相邻旱田土壤为研究对象,测定土壤的有机质、阳离子交换量、交换性盐基离子组成和土壤盐基离子饱和度,分析设施蔬菜栽培对土壤阳离子交换量及交换性盐基离子组成的影响。结果表明:(1)与旱田土壤相比,设施土壤有机质含量明显增加,上下层土壤有机质平均含量分别为35.6 g kg-1和18.0 g kg-1,分别是旱田上下层土壤有机质含量的2.1倍和1.8倍;设施土壤阳离子交换量呈上升的趋势,土壤阳离子交换量与有机质含量呈极显著正相关关系(r=0.603**,n=50,r0.01=0.361)。(2)与旱田土壤相比,不同层次设施土壤交换性盐基总量均有所增加,交换性盐基离子中除交换性Ca2+含量变化不大之外,交换性K+、Mg2+、Na+含量均显著增加;不同层次设施土壤交换性K+、Mg2+、Na+饱和度显著高于旱田土壤,但交换性Ca2+饱和度和盐基饱和度呈下降趋势。

关 键 词:设施土壤  阳离子交换量  交换性盐基  盐基饱和度
收稿时间:2013/11/25 0:00:00
修稿时间:2014/4/13 0:00:00

Effects of vegetable cultivation on soil cation exchange capacity in greenhouse
Fan Qingfeng,Yu N,Zhang Yuling,Zou Hongtao and Zhang Yulong.Effects of vegetable cultivation on soil cation exchange capacity in greenhouse[J].Acta Pedologica Sinica,2014,51(5):1132-1137.
Authors:Fan Qingfeng  Yu N  Zhang Yuling  Zou Hongtao and Zhang Yulong
Institution:College of Land and Environmental Science,Shenyang Agricultural University,National Engineering Laboratory for Efficient Utilization of Soil and Fertilizer Resources. Shenyang,Liaoning,110866,College of Land and Environmental Science,Shenyang Agricultural University,National Engineering Laboratory for Efficient Utilization of Soil and Fertilizer Resources. Shenyang,Liaoning,110866,College of Land and Environmental Science,Shenyang Agricultural University,National Engineering Laboratory for Efficient Utilization of Soil and Fertilizer Resources. Shenyang,Liaoning,110866,College of Land and Environmental Science,Shenyang Agricultural University,National Engineering Laboratory for Efficient Utilization of Soil and Fertilizer Resources. Shenyang,Liaoning,110866,College of Land and Environmental Science,Shenyang Agricultural University,National Engineering Laboratory for Efficient Utilization of Soil and Fertilizer Resources. Shenyang,Liaoning,110866
Abstract:
Keywords:protected field soil  cation exchange capacity  exchangeable bases  base saturation
本文献已被 CNKI 等数据库收录!
点击此处可从《土壤学报》浏览原始摘要信息
点击此处可从《土壤学报》下载免费的PDF全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号