TY  - GEN
AU  - Priyantha H.A.
TI  - Constraints involved in farmer field schools (FFSs) approach in successful imlementation of rice-ipm in Kurunegala district
U1  - AT161 
PY  - 2009///
KW  - FRMER FIELD SCHOOL(FFSS),INTEGRATED PEST MANAGEMENT(IPM)
ER  -