Effects of fermented pig manures on growth of natural food organisms and fish production in brackishwater fishponds
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | Tráchtas |
| Foilsithe / Cruthaithe: |
Iloilo City
University of the Philippines in the Visayas
1982
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| Ábhair: |