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020 _a978-81-7233-537-3
082 _a630 PAL-O
100 _aSP Palaniappan
245 0 _aOrganic Farming Theory & Practice
250 _aFirst
260 _aScientific
300 _a257
700 _aK. Annadurai
942 _2ddc
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999 _c128522
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