TY  - BOOK
AU  - Dissanayake S N
AU  - Waidyanatha U P de S
TI  - Effect of nitrogen rates and cutting frequencies on the productivity of two ecotypes of Panicum maximum interplanted with immature rubber
PY  - 1982///
PB  - Journal of the Rubber Research Institute of Sri Lanka
KW  - Immature rubber
KW  - Panicum maximum
ER  -