State of the art nonmetallic minerals : fertilizer research.
| Materialtyp: | Bok |
|---|---|
| Språk: | English |
| Publicerad: |
Los Banos, Laguna
Philippine Council for Agriculture and Resources Research and Development
1986.
|
| Serie: | State of the art series. Mines series Philippine Council for Agriculture and Resources Research and Development
no. 4/1986 |
| Ämnen: |