1. In vitro Degradation of Profenofos by Rice Grain Rinse Water Lactic Acid Bacteria (LAB)
- Author
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A. Subash Chandra Bose, P. Yasodha, K. G. Sabarinathan, and P. M. M. David
- Subjects
Ecology ,Ecology, Evolution, Behavior and Systematics ,Nature and Landscape Conservation - Abstract
Widely used in fermentation industry, lactic acid bacteria (LAB) are not only probiotic but also capable of degrading pesticides. We evaluated in the laboratory degradation of profenofos 50% EC by the LAB present in rice grain rinse water cultured in LAB-specific de Mann Rogosa Sharpe (MRS) medium. A single colony of the isolated LAB was inoculated in MRS broth, kept in shaker for 24 h before 10 ml broth was transferred to 25 ml test tube inoculated with profenofos 50% EC at 1 ppm and checked 24, 48 and 72 h after inoculation for its residue by liquid-liquid extraction and gas chromatographic analysis. The results revealed that profenofos concentration decreased to 0.75, 0.44 and 0.25 ppm at 24, 48 and 72h, respectively, indicating the degradation of profenofos by the rice rinse water LAB.
- Published
- 2023
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