TY  - BOOK
AU  - THOMAS BIJU MATHEW 
AU  - Dr.N .MOHAN DAS
TI  - RESURGENCE OF BROWN PLANTHOPPER Nilaparvata lugens ( Stal) ON RICE TREATED WITH VARIOUS INSECTICIDES 
U1  - K86 N89 
PY  - 1989///
CY  - COLLEGE OF AGRICULTURE VELLAYANI
PB  - DEPARTMENT OF AGRICULTURAL ENTOMOLOGY 
ER  -