Effects of nitrogen and phosphorus ratios on the productivity of brackishwater fishponds
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| Materyal Türü: | Tez |
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Iloilo City
University of the Philippines in the Visayas
1981.
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| Yazar: | |
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| Materyal Türü: | Tez |
| Baskı/Yayın Bilgisi: |
Iloilo City
University of the Philippines in the Visayas
1981.
|
| Konular: |