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Now showing items 11-20 of 48
Notes on the construction of 12 cu m ferrocement tank for prawn broodstock
(International Ferrocement Information Center, 1978)
One of the important research studies at the Aquaculture Department of SEAFDEC is the maturation of Penaeus monodon females in captivity. Equal numbers of male and female prawns are stocked in tanks. Ovarian maturation is ...
Larvae of decapod crustacea of the Philippines. III. Larval development of the giant tiger prawn, Penaeus monodon reared in the laboratory
(The Japanese Society of Scientific Fisheries, 1979)
The egg, larval stages and the first postlarva of the giant tiger prawn, Penaeus monodon Fabricius, reared from egg in the laboratory are described and illustrated.
Six naupliar, three protozoeal and three mysis stages ...
Mass-production of Tetraselmis chuii in seawater
(University of the Philippines at Los Baños, 1979)
Effects of furanace on zoeae and mysis of Penaeus monodon.
(University of the Philippines at Los Baños, 1977)
The toxicity of the chemotherapeutant Furanace on Z<sub>2</sub> and M<sub>1</sub> of the jumbo tiger prawn Penaeus monodon was assayed for a period of 24 hr. The LD<sub>50</sub> for Z<sub>2</sub> was 1.6 mg per liter; for ...
Studies on the fungal diseases in crustaceans. I. Lagenidium scyllae sp. nov. isolated from cultivated ova and larvae of the mangrove crab (Scylla serrata)
(Mycological Society of Japan, 1979)
Lagenidium scyllae , a marine mastigomycete from the ova and larvae of the mangrove crab, is described and illustrated as new. The fungus grew at a temperature range of 16-42 C, with an optimum at 22.5-31.8 C. It grew well ...
Survival rates of different Penaeus monodon Fabricius postlarval stages
(National Science Development Board, 1976)
Four different postlarval stages (P<sub>11</sub>, P<sub>15</sub> , P<sub>21</sub>, and P<sub>25</sub>) of P. monodon were stocked in suspension nets at the rate of 200 fry/sq m with 3 nets for each postlarval stage. Pond ...
A simple method of tagging prawns
(University of the Philippines, 1976)
The recognition of individual animals is crucial to many aspects of research. Prawns present unique difficulties in this respect since they molt regularly. Thus almost all tagging and marking methods developed for prawns ...
Use of hormones in breeding cultivated warm-water fishes with special reference to milkfish, Chanos chanos (Forskal)
(Fisheries Research Society of the Philippines, 1978)
The role of hormones in the controlled reproduction of a few test fishes is well documented. However, information on the mechanisms of endocrine regulation of ovulation in cultivated warm-water fishes is very meagre. ...
Note: larvae of decapod crustacea of the Philippines. II. Laboratory-hatched first zoea of box crab
(College of Agriculture and Central Experiment Station, University of the Philippines at Los Baños, 1976)
This is the first report in the world on the characters of the first zoea of Calappa philargius under laboratory conditions. The zoea has a rostral, a dorsal and a pair of lateral spines on the carapace. The average length ...
Present prawn culture in the Philippines.
(Bureau of Fisheries and Aquatic Resources, 1978)
This paper discusses present prawn culture practices in the Philippines, as well as the experiments which are conducted at the SEAFDEC Aquaculture Department by reviewing production of fry, production of juveniles in nursery ...