Pencarian
Now showing items 1-10 of 50
Mangrove conversion and brackishwater pond culture in the Philippines
(Asian Wetland Bureau; Protected Areas and Wildlife Bureau, 1992)
Around 50% of mangrove loss in the Philippines can be traced to brackishwater pond construction. The decrease in mangroves from 450 000 ha in 1920 to 132 500 ha in 1990 has been accompanied by expansion of culture ponds ...
Series: Developments in Aquaculture and Fisheries Science; 23
Prawn/shrimp culture industry in the Philippines
(Elsevier, 1992)
The Philippines is an archipelago of more than 7,100 islands with 17,460 km of coastline, including mangrove forests which covered about 450,000 ha in the 1920s. Coastal aquaculture began a few centuries ago when earthen ...
Hormonal changes accompanying sexual maturation in captive milkfish (Chanos chanos Forsskal)
(Springer Verlag, 1992)
Steroid hormone profiles accompanying sexual maturation in captive milkfish are described. There were no significant differences in levels of serum estradiol 17-β (E<sub>2</sub>) and testosterone (T) between immature male ...
Market survey of snappers (Genus Lutjanus) from Panay and Palawan waters
(Science and Technology Information Institute, 1992)
Thirteen species of snappers (genus Lutjanus) were identified and sourced for location of capture from surveys conducted at the Iloilo Fishing Port and Central Market. They were Lutjanus argentimaculatus,Lutjanus boutton, ...
Pond culture of mud crab (Scylla serrata): an economic analysis.
(1992)
The study compares the profitability of mud crab pond culture with existing crab fattening practices in Iloilo, Philippines.
Monoculture of Scylla serrata at stocking densities of 5,000, 10,000, 15,000 and 20,000 pcs/ha ...
Sulfide-hemoglobin interactions in the sulfide-tolerant salt marsh resident, the California killifish Fundulus parvipinnis
(Springer-Verlag, 1992)
Sulfide can potentially damage hemoglobin or be detoxified by hemoglobin. In the sulfide-tolerant California killifish neither seems to be the case at environmentally realistic (micromolar) and physiologically relevant ...
Sulfide as an environmental factor and toxicant: Tolerance and adaptations in aquatic organisms
(Elsevier, 1992)
This review brings together a large number of independent and seemingly unrelated studies in various disciplines under four major topics: (1) sulfide as an environmental factor in aquatic habitats; (2) sulfide as a toxicant; ...
Studies on the sources of luminescent Vibrio harveyi in Penaeus monodon hatcheries
(Asian Fisheries Society, Fish Health Section, 1992)
One of the major problems in the otherwise highly successful Penaeus monodon hatchery industry in the Philippines is the occurrence of luminescent bacterial disease due to Vibrio harveyi. The possible sources of the bacteria ...
Aeromonas hydrophila in the epizootic ulcerative syndrome (EUS) of snakehead, Ophicephalus striatus, and catfish, Clarias batrachus: quantitative estimation in natural infection and experimental induction of dermo-muscular necrotic lesion
(1992)
Snakehead (Ophicephalus striatus) and catfish (Clarias batraclus) with the Epizootic Ulcerative Syndrome (EUS) were sampled for bacteria. Total bacterial counts of skin and muscle/dermal lesions revealed mean colony forming ...
New developments in marine prawn disease research in south east Asia.
(Malaysian Fisheries Society. Occasional Publication No. 6, 1992)
Researches on marine shrimp diseases for the past three years centered primarily on the diagnosis and control of viral and bacterial infections as well as nutritional, toxic and environmental diseases. Diagnostic techniques ...