State of the art nonmetallic minerals : fertilizer research.
| Format: | Knjiga |
|---|---|
| Jezik: | English |
| Izdano: |
Los Banos, Laguna
Philippine Council for Agriculture and Resources Research and Development
1986.
|
| Serija: | State of the art series. Mines series Philippine Council for Agriculture and Resources Research and Development
no. 4/1986 |
| Teme: |