00298nam a22001097a 450000500170000002000180001708200180003510000250005324500500007826000490012830000110017720260513151757.0  a9789360610012  a631.584 SHA.P  aSharma, Sanjay Kumar  aPrinciples and practices of organic farming /  aDarya Ganj , bPinakin Publishing : cc2026.  a272 p.