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Now showing items 161-170 of 335
Yeasts as food organisms in aquaculture
(South China Sea Fisheries Development and Coordinating Programme, 1982)
The use of yeast as feed in aquaculture is discussed. It has been successfully used as feed for Penaeus japonicus larvae, for Brachionus plicatilis mass culture, and for the improvement of nutritional quality of Tigriopus ...
Studies on the chronic soft-shell syndrome in the tiger prawn, Penaeus monodon Fabricius, from brackishwater ponds
(Elsevier, 1986)
Prawn culture is becoming more widespread in the Philippines. In recent years, prawn production in brackishwater ponds has been adversely affected by a chronic soft-shell syndrome. A field survey of prawn ponds in the ...
Studies on the digestive proteases of the milkfish Chanos chanos
(Springer, 1982)
The protease activity of crude extracts from various organs of the digestive tract of two groups of milkfish was determined. One group (Sample A) derived their food from ponds that had predominantly unicellular algae while ...
Financial and economic analysis of grow-out tilapia cage farming in Laguna de Bay, Philippines
(Philippine Council for Agriculture Resources Research and Development; Manila, Philippines: International Center for Living Aquatic Resources Management, 1985)
A survey of grow-out tilapia cage farming in Laguna de Bay, Philippines was conducted in two towns in Rizal Province. the resulting analyses indicate low financial performance and poor economic viability of grow-out tilapia ...
Design and construction of a fishpen for an aquaculture-based social laboratory.
(ASEAN/UNDP/FAO Regional Small Scale Coastal Fisheries Development Project, 1986)
A pilot project for the pen culture of Tilapia nilotica and bighead carp in an irrigation canal was initiated in Barangay Cauayan, Pototan, Iloilo. The project, Cauayan Social Laboratory, involves cooperators from the ...
Tilapia hatchery and nursery systems: Operation and management
(Philippine Council for Agriculture, Forestry and Natural Resources Research and Development; Bureau of Fisheries and Aquatic Resources; Aquaculture Department, Southeast Asian Fisheries Development Center, 1987)
The successful and profitable production of Tilapia nilotica in ponds or cages is predominantly influenced by the environment and hereditary traits of the stock. Therefore, stocking of high quality fingerlings is a major ...
Culture of Artemia on rice bran: The conversion of a waste-product into highly nutritive animal protein
(Elsevier, 1980)
The age-old problem of finding a cheap suitable food for Artemia is finally solved with rice bran, in fact a waste-product which is available at a very low price in many countries all over the world.
Comparative performance of three propeller blades used for push pumps.
(ASEAN/UNDP/FAO Regional Small Scale Coastal Fisheries Development Project, 1986)
With the increasing trend to use pumps in aquaculture operations, tests were conducted on push pumps with three different propeller types. Type 21, a stainless two-bladed propeller where the blades were aligned together ...
Early larval development of the seabass Lates calcarifer with emphasis on the transition of energy sources
(Japanese Society of Fisheries Science, 1986)
The early growth, yolk and oil globule resorption, early morphological and behavioral de-velopment, and initial feeding of hatchery-raised Lates calcarifer were studied. Based on the developmental events and the energy the ...
Effects of exogenous hormone injections on milt consistency in newly caught, wild milkfish
(University of the Philippines at Los Baños, 1980)
The study was conducted to study the effects of single injections of Human Chorionic Gonadotropin (HCG) (Ayerst Laboratories, Inc) and Durandron Forte 250, a long-acting androgen preparation (N.V. Organon Oss, Holland), ...