TY  - BOOK
AU  - Ramchandram,K.
TI  - Persistence studies of certain insecticides to the larvae of paddy stem borer, tryporyza incertuals walker., (Pyralidae : Leepidoptera)
KW  - Try porza incertulas
KW  - Insecticides residue
KW  - Paddy stem borer
KW  - Toxicity
KW  - Persistent
ER  -