TY  - BOOK
AU  - Roger N
TI  - Maladies of Hevea in Malaya
U1  - NR:63:581.2 
PY  - 1959///
CY  - Kuala Lumpur
PB  - RRIM
KW  - Gloeosporium
KW  - Powdery mildew
KW  - Rubber diseases
ER  -