铜、锌污染对油菜生长和土壤酶活性的影响
Ying yong sheng tai xue bao = The journal of applied ecology / Zhongguo sheng tai xue xue hui, Zhongguo ke xue yuan Shenyang ying yong sheng tai yan jiu suo zhu ban（2007）
Abstract
通过盆栽试验,研究了Cu、Zn污染对油菜幼苗生长和土壤酶活性的影响.结果表明:Cu、Zn污染对水稻土中土壤酶活性的影响表现不同,Cu对土壤脲酶活性的影响最为强烈,且对脲酶活性的抑制能力强于Zn;Zn对过氧化氢酶活性的影响最为强烈.Cu对油菜生长的毒害及对油菜干质量的影响程度也高于Zn.Cu、Zn主要通过抑制根的生长及其物质积累来抑制油菜幼苗生长.因子分析发现,根干质量较其他生长指标对Cu、Zn更敏感,可作为Cu、Zn污染检测指标.
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Key words
Cu,Rape,Root dry mass,Soil enzyme,Zn
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