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Observations on artificial fertilization of eggs and embryonic and larval development of milkfish, Chanos chanos (Forskal)
(Elsevier, 1978)
Hydrated eggs obtained from a female milkfish, Chanos chanos, were artificially fertilized with the milt collected from a male injected with acetone-dried pituitaries of salmon. The fertilized eggs (1.1–1.25 mm in diameter) ...
Supplemental feeding of Tilapia mossambica
(Heenemann Verlagsgesellschaft, 1979)
T. mossambica were grown to marketable size in floating cages in Laguna de Bay at a stocking density of 75/m<sup>2</sup>. Those given supplemental feed 1 (rice bran:ipil-ipil:fish meal, 60:20:20) showed significantly faster ...
A preliminary study on the protein requirements of Chanos chanos (Forskal) fry in a controlled environment
(Elsevier, 1979)
Milkfish (Chanos chanos) fry with an average weight of 40 mg per fish were stocked in 60-l wooden-glass aquaria filled with 30 l of filtered sea water with a salinity of 32–34 p.p.t. and a temperature of 25–28°C. They were ...
Notes on the external sex characters of Chanos chanos (Forskal) spawners
(Fisheries Research Society of the Philippines, 1976)
In the present study, no visible differences between the sexes of C. chanos with reference to external features such as colouration, shape of head, snout and operculum, presence of tubercles or nasal pores, length, size ...
On the induced spawning and larval rearing of milkfish, Chanos chanos (Forskal)
(Elsevier, 1979)
A female milkfish, captured at sea, was injected with two hormonal injections of acetone-dried salmon pituitary powder and human chorionic gonadotropin, plus Vitamin B complex. It was stripped, and produced 128,000 ripe ...
Series: SCS/GEN/77/15
Engineering aspects and problems in the design and construction of fishpens and fish cages in Laguna Lake, Philippines
(South China Sea Fisheries Development and Coordinating Programme, 1977)
The profitability of the fishpen industry in Laguna de Bay cannot be over-emphasized. However, a good engineering design must be prepared, in addition to the feasibility study in production and marketing. The destructive ...