TY  - GEN
AU  - 
AU  - THURSTON,H.David.
TI  - SUSTAINABLE PRACTICES FOR PLANT DISEASE MANAGEMENT IN TRADITIONAL FARMING SYSTEMS
U1  - 631.584/THU 
PY  - 1992///
CY  - NEW DELHI
PB  - Oxford & IBH Publishing Co.Pvt.Ltd.
ER  -