Pencarian
Now showing items 281-290 of 334
Occurrence of milkfish, Chanos chanos (Forsskal) eggs around Panay Island, Philippines
(The Faculty of Fisheries, Nagasaki University, 1980)
A total of 551 milkfish eggs was collected by horizontal tows with a fish larval net in the waters around Panay island during the period from April 1976 to June 1979. The maximum number obtained by a single tow was 33 eggs. ...
Rearing of the larval stages of prawn, Penaeus japonicus Bate, using artificial diet.
(Kagoshima University Research Center for the South Pacific, 1980)
Survival and growth rates of the zoeal and mysis stages of the prwn, Penaeus japonicus Bate, were studied using natural and artificial diets.
The highest survival rate, 34.2%, was obtained in the larvae fed with the ...
Meristic variations in milkfish Chanos chanos from Philippine waters
(Springer Verlag, 1988)
Variations in meristic characters occur within and between samples of milkfish Chanos chanos (Forsskal) collected on June 1977 from five localities in Philippine waters. The unbranched anal and ventral fin rays are the ...
Food preference of wild milkfish juveniles in connection with habitat and food availability
(Taylor & Francis, 1989)
Through quantitative determination of the gut content of wild milk fish (Chanos chanos) juveniles, the study aimed to evaluate the food preference of the fish in relation to its availability in the pond so that necessary ...
The effects of iron compounds on the virulence of Vibrio anguillarum in Japanese eels and ayu
(Japanese Society of Fish Pathology, 1987)
When Japanese eels (Anguilla japonica) were injected intramuscularly (IM) with ferric ammonium citrate (FAC) at a sublethal dose of 10 µg/g and followed by IM-injection with various doses of Vibrio anguillarum, FAC injection ...
Influence of feeding rate and diet form on growth and survival of Nile tilapia (Oreochromis niloticus) fry
(Elsevier, 1987)
Young Nile tilapia (12 mg mean body weight and 11 mm total length) were stocked at a density of 5 fish/l in twelve 50-l aquaria filled with 30 l of tap water. They were fed pellet crumbles containing 35% crude protein at ...
Studies on the carbohydrates in the digestive tract of the milkfish Chanos chanos
(Springer Verlag, 1981)
Crude extracts from various regions of the digestive tract of pond grown milkfish were tested forttheir ability to catalyze the hydrolysis of various carbohydrates. The most active carbohydrases were those involved in the ...
Responses of intermolt Penaeus indicus to large fluctuations in environmental salinity
(Elsevier, 1987)
The osmotic and chloride regulation by 5- to 10-g intermolt Penaeus indicus was investigated by abruptly changing medium salinity from seawater (32 ppt) to test salinities of 8, 20, 32 (control) or 40 ppt. Hemolymph samples ...
Carbohydrate requirements of Penaeus monodon (Fabricius) juveniles
(Elsevier, 1987)
P. monodon juveniles with an initial mean weight of 0.62 g were fed isonitrogenous (45%) and isolipidic (10%) semi-purified diets containing 10, 20 and 30% trehalose, sucrose and glucose for 56 days. Shrimp fed the diet ...
Tolerance of Penaeus monodon eggs and larvae to fungicides against Lagenidium sp. and Haliphthoros philippinensis
(Elsevier, 1986)
The in vivo effect of mycostatic levels of fungicides against the fungi Lagenidium sp. and Haliphthoros philippinensis was tested on Penaeus monodon eggs and larvae. Hatching rate and survival of nauplii, zoeae, myses and ...