Effects of nitrogen and phosphorus ratios on the productivity of brackishwater fishponds
Autor Principal: | |
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Formato: | Thesis |
Publicado: |
Iloilo City
University of the Philippines in the Visayas
1981.
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Subjects: |
Autor Principal: | |
---|---|
Formato: | Thesis |
Publicado: |
Iloilo City
University of the Philippines in the Visayas
1981.
|
Subjects: |