The Philippines recommends for soil fertility management.
The Philippines recommends for soil fertility management.
- Los Baños, Laguna : Philippine Council for Agriculture and Resources Research and Development, c1979.
- viii, 108 p.: ill. 23 cm.
9710803107
Soil fertility.--Philippines.
Soil management
F S 590 P538 1979
9710803107
Soil fertility.--Philippines.
Soil management
F S 590 P538 1979