State of the art nonmetallic minerals : fertilizer research.
| Format: | Book |
|---|---|
| Language: | English |
| Published: |
Los Banos, Laguna
Philippine Council for Agriculture and Resources Research and Development
1986.
|
| Series: | State of the art series. Mines series Philippine Council for Agriculture and Resources Research and Development
no. 4/1986 |
| Subjects: |