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接菌堆肥法处理污染土壤中多环芳烃的研究
Study on the Treatment of Polycyclic Aromatic Hydrocarbons in Polluted Soil by Composting Method
【摘要】 用常规的堆肥法和在堆肥中接入降解菌(包括自行培养、筛选的混合菌和引入的白腐真菌)的方法处理受多环芳烃污染的土壤,找出了最适合的堆制条件,研究了4~6环的多环芳烃在堆制不同阶段的降解规律。结果表明,堆制法对几种难降解的多环芳烃都有不同程度的降解作用,在堆肥中接入降解菌后降解效果明显提高,其中白腐真菌的降解效果最好。
【Abstract】 The polluted soil by polycyclic aromatic hydrocarbons(PAHs)was treated with normal composting and inoculating the degrading microorganisms into the compost.A suit- able condition for composting was obtained searched,the degradation of 4~6 cyclic PAHs in some steps of composting was monitored o The result indicated that all of the PAHs had de- grated to some extent in the soil composting system,and white rot fungi was the most effi- cient for degrading PAHs.
【基金】 国家自然科学基金 29577269
- 【文献出处】 中国农业大学学报 ,Journal of China Agricultural University , 编辑部邮箱 ,1999年S1期
- 【分类号】X131
- 【被引频次】7
- 【下载频次】194