冻融作用对土壤理化及生物学性质的影响综述

被引:24
作者
魏丽红
机构
[1] 辽宁农业职业技术学院
关键词
冻融作用; 土壤; 理化性质; 生物学性质;
D O I
10.13989/j.cnki.0517-6611.2009.11.054
中图分类号
S154 [土壤生物学];
学科分类号
071012 ; 0713 ;
摘要
冻融作用是作用于土壤的非生物应力,是自然界中最为平常的过程,对土壤物理、化学和生物学性质均产生重要影响。综述了冻融作用对土壤团聚体稳定性、温室气体排放、养分含量及有效性、微生物量及微生物活性的影响。冻融作用对土壤酶活性与养分有效性的影响将成为今后研究的焦点。
引用
收藏
页码:5054 / 5057
页数:4
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