00499nam a22001577a 4500003000400000008004100004020001800045082001900063245008100082260004200163300001100205650004200216650003500258650002600293700002200319OSt220908b        |||||||| |||| 00| 0 eng d  a9789327274660  a631.584 bS53O  aOrganic crop production: principles and practices/edited by Jag Paul Sharma   aLudhiana:bKalyani Publishers,c2017.  a347 p.  aAgriculture and related technologies   aTechnology (Applied sciences)   aOrganic farming-crops  aSharma, Jag Paul.