TY  - BOOK
AU  - Martin, Hubert.
TI  - The scientific principles of crop protection / 
SN  - 0-7131-3467-4
U1  - J3:4:6 
PY  - 1980///
CY  - London : 
PB  - Eward Arnold(Publishers)Ltd. , 
KW  - Agriculture<Fungicides>
ER  -