TY  - BOOK
AU  - Sharma, Jag Paul.
TI  - Organic crop production: principles and practices/edited by Jag Paul Sharma 
SN  - 9789327274660
U1  - 631.584  
PY  - 2017///
CY  - Ludhiana
PB  - Kalyani Publishers
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Organic farming-crops
ER  -