Silliman Journal, Volume 33Silliman University, 1986 - Learning and scholarship |
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Page 60
... determined every other day from day 1 to day 10 and maintained at less than 10 mg / 1 , the toxic level , by frequent changes of the water . Dissolved oxygen determined only on the first five days . Water in the was changed daily until ...
... determined every other day from day 1 to day 10 and maintained at less than 10 mg / 1 , the toxic level , by frequent changes of the water . Dissolved oxygen determined only on the first five days . Water in the was changed daily until ...
Page 68
... determined . Other studies have shown that spontan- eous spawning is stimulated by high temperature ( Stephenson , 1934 ) and by water movement ( Jameson , 1976 ) . Table 1. Data on spawning inductions of T. maxima . DATE 12/18/84 01/30 ...
... determined . Other studies have shown that spontan- eous spawning is stimulated by high temperature ( Stephenson , 1934 ) and by water movement ( Jameson , 1976 ) . Table 1. Data on spawning inductions of T. maxima . DATE 12/18/84 01/30 ...
Page 125
... determined three times a week for two weeks every month using a refractometer , while the dissolved oxygen concen- tration of the sea water was determined twice every month using the Winkler method . in S. guttatus fry were collected ...
... determined three times a week for two weeks every month using a refractometer , while the dissolved oxygen concen- tration of the sea water was determined twice every month using the Winkler method . in S. guttatus fry were collected ...
Contents
A Preliminary Study of the Effect of Supplementary Feeding on | 111 |
FlatHeaded Bats Mammalia Tylonycteris from the Philippine | 117 |
Observations on the Rearing of the Fish Siganus Guttatus Bloch | 124 |
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Alcala Alcazar algae algal amphibians Aquaculture aquaria Batan Island batch biology bivalves Bivalvia Bohol Borneo Cagayan canaliculatus Cebu Island cells Central Visayas Chlorella coral reefs crocea culture CuSO4 derasa Dumaguete City Dumaguete City 6501 duration FD FD FD FD/AQ fish Fitt forest species Forsskal frequency frogs giant clams gigas gonad growth rate habitats Heslinga Hippopus hippopus induced Isochrysis juveniles Kaloula larvae larval rearing leucomystax LITERATURE CITED Luchavez lunaris Luzon macerated gonad macracanthus mariculture Marine Laboratory mating calls maxima Nitzschia number of pulses observed pachypus Palau Palawan pediveligers Philippines ponds Popper predation pulses per call range recorded region released sperm reported salinity sampling sea water seagrasses short calls Siganidae Siganus canaliculatus Siganus guttatus Silliman Journal Silliman University slow rattle calls Spawning induction specimens squamosa substrate Table tanks Tetraselmis toxic Tridacna tridacnid clams Tridacnidae Tylonycteris USNM veligers Western Visayas