TY  - BOOK
AU  - Sangatanan, Pedro D.--
AU  - Dagoon, Jesse D.
AU  - Sangatanan, Rone L.
TI  - Azolla: as fertilizer and feed
U1  - Elem 630 Sa581 1984 
PY  - 1984///
CY  - Metro Manila, Philippines
PB  - Rex Book Store
N1  - includes bibliographical references
ER  -