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Distribution Characteristics of Soil Bacteria in Jatropha curcas Forests of Different Ages
Author(s): Chen Xiying, Gu Yong, Xiong Zhi, Yin Yao, Dong Ping
Pages: 78-
81
Year: 2011
Issue:
9
Journal: Journal of Northeast Forestry University
Abstract: 通过现场采样,室内培养、观察、测定,对3种林龄麻疯树林地土壤细菌数量的生态分布、类群动态特征以及与相关土壤养分的关系进行了比较分析.结果表明:不同林龄土壤细菌数量由多到少依次为1~10年生、11 ~20年生、21 ~30年生,且三者间差异显著;土壤细菌具有明显的垂直分布差异,表现为10 cm<土壤深度d≤15cm处最多,25 cm<d≤30 cm处最少;3种林龄麻疯树林地共鉴定出37种细菌类群,随...
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