TY  - BOOK
AU  - Skerman P J
AU  -  Riveros F
TI  - Tropical grasses
T2  - "Food and Agriculture Organizaiton Plant Production Series   , 23"
U1  - "X9(J251):8.192.N8, N0/UN" 
PY  - 1990///
CY  - Rome
PB  - Food and Agriculture Organization    
KW  - Soil  Industry
ER  -