Study on Chlorpyrifos Residues Degradation by Mutagenic Bacteria DX1 in Soil

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Abstract:

In this study, it was carried out by designing PH, soil fertilization content, humidity and mutagenic bacteria DX1 inoculation concentration of orthogonal experiment to research chlorpyrifos degradation rate in the soil, which was affected by mutagenic bacteria DX1 in the soil environment. SPSS software was taken visualized analysis and variance analysis to evaluate the impact of different levels of the test results, to determine the factors which had significant impact on the experimental results. It showed that the best environmental factors of chlorpyrifos degradation rate in soil were the pH 7, organic fertilizer content 5mg/kg, the soil moisture 70%, inoculation volume 50ml/kg. The pH value and inoculation volume had a significant impact on chlorpyrifos degradation rate in soil; the soil humidity had little effect and the organic fertilizer content had almost no effect.

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Periodical:

Advanced Materials Research (Volumes 726-731)

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3992-3995

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August 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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