TY  - BOOK
TI  - RRIM training manual on tapping, tapping system and yield stimulation of Hevea June 1979
U1  - NR:631.551979 
PY  - 1979///
CY  - Kuala Lumpur
PB  - RRIM
KW  - Hevea exploitation
KW  - Hevea stimulants
ER  -