TY  - BOOK
AU  - Thormaly,J.H
TI  - Mathematical Models in Agriculture Qushtiave Methods Forthe Plant Animal And Eoologials 
SN  - 978-0851990101
PY  - 2007///
CY  - Delhi 
PB  - CABI 
KW  - Mathas
UR  - Mathas 
ER  -