Agricultural ecosystem /
Agricultural ecosystem /
Ma. Teresa S. Agarrado and Joel Eneristo A. Joven, ed.
- Los Banos, Laguna : PCARRD-DOST, c2003.
- x, 34 p. : ; 28 cm.
- R & D status and directions (2000 and beyond) .
9712005046
Agricultural ecology--Philippines.
Ecosystems--Philippines.
9712005046
Agricultural ecology--Philippines.
Ecosystems--Philippines.