TY  - GEN
AU  - Barker, Allen V.
TI  - Science and technology of organic farming
SN  - 9781439816127
U1  - 631.584 
PY  - 2010///
CY  - Boca Raton
PB  - Taylor & Francis
KW  - Organic farming
KW  - Agricultural chemistry
KW  - Agriculture innervation
ER  -