TY  - GEN
AU  - Thenabadu, Mervyn W
TI  - Use of fertilizers and manures in Sri Lanka
T2  - Science education series ; no 5
U1  - 631.8 
PY  - 1980///
CY  - Colombo
PB  - National Science Council of Sri Lanka
KW  - AGRICULTURE
KW  - FERTILIZERS
KW  - MANURES
KW  - SRI LANKA
ER  -