磷矿废弃地对环境的影响及自我修复Effect of Phosphate Mining Wasteland on Environment and Its Remediation
郭彦荣;陈芳清;陈静;张鑫;
摘要(Abstract):
通过不同年限的野外调查和土壤理化特性的分析,揭示了随着时间的演替变化、磷矿废弃地植被的群落结构和生物多样性、土壤肥力、土壤酶活性的变化规律。结果显示,随磷矿废弃地时间的演替,磷矿废弃地植被群落结构相对丰富,均匀度增大,生物多样性提高;酸性磷酸酶、脲酶随着磷矿废弃地时间的演替,上下层含量相对于对照都有所增加;而过氧化氢酶却随着磷矿废弃地时间的演替减小。
关键词(KeyWords): 磷矿废弃地;土壤酶;植被结构
基金项目(Foundation): 湖北省自然科学基金项目(2006ABA199);; 湖北省教育厅重点科研项目(D200513005)
作者(Author): 郭彦荣;陈芳清;陈静;张鑫;
Email:
DOI: 10.13989/j.cnki.0517-6611.2011.13.067
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