TY  - BOOK
AU  - Vijayakumari, P.R.
AU  - Mr  M Mathew
TI  - Economic feasibility of betelvine as an intercrop in rubber smallholdings of Mavelikkara taluk
PY  - 1993///
CY  -  Thrissur
PB  - Kerala Agricultural University
N1  - Course: PGDNRP
ER  -