TY  - BOOK
AU  - Barker, Allen V.
TI  - Science and technology of organic farming
SN  - 9781439816127
U1  - 631.584 
PY  - 2010///
CY  - Boca Raton
PB  - CRC press
KW  -  Organic farming
KW  - Agricultural innovations
KW  - Agricultural chemistry
ER  -