TY  - BOOK
AU  - Spears, A.,
TI  - Handbook of Organic Fertilizers Types, Production and Impacts on Environment
SN  - 9781781636060
U1  - 631.86 
PY  - 2015///
CY  - London
PB  - Koros Press Ltd.
KW  - Organic Fertilizers
KW  - Techniques, equipment & materials
ER  -