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Position: Home > Articles > Screening and Bioactivities of Bacteria Degrading Organophosphorus Pesticides Journal of Henan Agricultural Sciences 2009,38 (3) 65-67

有机磷农药降解菌的筛选及降解能力测定

作  者:
张广志;张新建;扈进冬;王贻莲;杨合同
单  位:
山东省科学院
关键词:
甲胺磷;甲基对硫磷;降解菌;筛选
摘  要:
从长期受有机磷农药污染的土壤中分离到4株能降解甲胺磷和甲基对硫磷的降解菌,初步鉴定:2株为巨大芽孢杆菌(Bacillus megaterium),分别为BM1和BM2,1株为地衣芽孢杆菌(B.licheniformis)BL4,1株为假单胞菌属菌(Pseudomonas)P3。摇床培养7 d后,除BM1外,BM2、P3、BL4菌株对甲胺磷和甲基对硫磷的降解率均在90%以上。盆栽试验表明:菌剂处理30 d后,对土壤中2种有机磷农药的降解率均在78%以上。
译  名:
Screening and Bioactivities of Bacteria Degrading Organophosphorus Pesticides
作  者:
ZHANG Guang-zhi1,ZHANG Xin-jian1,HU Jin-dong1,WANG Yi-lian1,YANG He-tong1,2,3(1.SINO-Japanese Friendship Biotechnology Research Center of Shandong Academy of Sciences,Shandong Provincial Key Lab for Applied Microbiology,Jinan 250014,China;2.Institute of Biology,Shandong Academy of Sciences,Jinan 250014,China; 3.College of Life Science,Shandong University of Technology,Zibo 255049,China)
关键词:
Methamidophos;Methylparathion;Degrading bacterium;Screening
摘  要:
Four bacterium strains degrading methamidophos and methylparathion were isolated from contaminated soil by organophosphorus pesticide.Two isolates were identified as Bacillus megaterium,one was B.licheniformis,and one belonged to the genus Pseudomonas.The degradation rate of two organophosphorus pesticides by the four isolates were over 90% in culture after 7 days and the degradation rates were over 78% in soil after 30 days.

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