TY  - BOOK
AU  - H David Thurton
TI  - Sustainable Practices For Plant Disease Management In Traditional Farming Systems
SN  - 8120406532
U1  - 632.3 DAV/SU 
PY  - 1992///
CY  - New Delhi
PB  - Oxford & IBH
KW  - introduction
KW  - application of chemicals
KW  - biological control
ER  -