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两种基因型蕹菜镉积累与其根际微生物的关系研究

吕保玉 白海强

土壤与作物Issue(1):28-31,4.
土壤与作物Issue(1):28-31,4.DOI:10.11689/j.issn.2095-2961.2014.01.005

两种基因型蕹菜镉积累与其根际微生物的关系研究

Cadmium Accumulation of Two Genotypes Ipomoea aquatica Forssk and Their Rhizospheric Microorganisms

吕保玉 1白海强1

作者信息

  • 1. 广西壮族自治区环境监测中心站,广西南宁530028
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摘要

Abstract

A root box experiment was carried out in order to examine the relationship between Cadmium accumulation and rhizospheric microorganisms (bacteria,fungi,actinomyces) of two genotypes Ipomoea aquatica Forssk.It showed that Cadmium accumulations have some genetic variation.The microorganisms’ number was dramatically higher in rhizosphere than in non-rhizosphere(p<0.01)and was highly different in two Genotypes ( p<0.01 ).A significantly negative correlation was found between Cadmium accumulation and rhizos -pheric microorganisms ,with the order:fungi>bacteria>actinomyces.

关键词

蕹菜/基因型//根际微生物

Key words

Ipomoea aquatica Forssk./genotype/Cadmium/rhizospheric microorganisms

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引用本文复制引用

吕保玉,白海强..两种基因型蕹菜镉积累与其根际微生物的关系研究[J].土壤与作物,2014,(1):28-31,4.

土壤与作物

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2095-2961

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