State of the art nonmetallic minerals : fertilizer research.
| स्वरूप: | पुस्तक |
|---|---|
| भाषा: | English |
| प्रकाशित: |
Los Banos, Laguna
Philippine Council for Agriculture and Resources Research and Development
1986.
|
| श्रृंखला: | State of the art series. Mines series Philippine Council for Agriculture and Resources Research and Development
no. 4/1986 |
| विषय: |