TY  - BOOK
AU  - Thornley J H M
AU  - France J
AU  - Thornley J H M
TI  - Mathematical models in agriculture, A quantitative approch of problems in Agri. and Related sciences 2nd Edition
U1  - 630.20128 
PY  - 2007///
CY  - U K
PB  - CABI Head office
ER  -