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Now showing items 11-20 of 35
Status and economics of freshwater aquaculture in selected countries of Asia
Type: Journal Article
The paper discusses the status of freshwater aquaculture, and the productivity and cost effectiveness of alternative technologies in the major fish producing countries in Asia, such as Bangladesh, China, India, Indonesia, ...
Community based fish culture in irrigation systems and seasonal floodplains: project inception report
Type: Report
This is an Inception Report for the research project entitled Community-Based Fish Culture in Irrigation Systems and Seasonal Floodplains. The first part covers the basic action research framework of the project and includes ...
Aquaculture extension impacts in Bangladesh: a case study from Kapasia, Gazipur
Type: Report
With many ponds and high demand for fish, Bangladesh has a high potential for aquaculture . Since the 1980s, there have been many aquaculture extension projects. As a result, pond aquaculture production is estimated to ...
Seasonality, labor and integration of aquaculture into southern African smallhold farming systems
Type: Journal Article
Fish production on Malawian smallholdings is generally limited by the quantity and quality of inputs to the pond (Brummett and Noble 1995). The timing of labor availability and other farm activities limit the amount farmers ...
Pathological studies on encysted metacercariae infections among some freshwater fish in Egyptian aquaculture
Type: Conference Paper
Fish may harbor pathogens especially parasitic diseases which interfere with the aquaculture production and could consitiute a zoonotic importance, especially in developing countries. In this study, 200 freshwater fishes ...
Effect of stocking size and nutrient inputs on productivity of Oreochromis shiranus in ponds
Type: Report
A study to investigate the effects of three different stocking sizes (5, 10, 20 g) and two isonitrogenous input regimes (maize bran x urea and napier grass x urea) on the production of Oreochromis shiranus was conducted ...
Aquaculture genetics research in Egypt
Type: Conference Paper
Fish production in Egypt has significantly increased over the last few years reaching 546 000 t in 1998 compared to 306 000 t in 1988. The contribution of aquaculture in the overall fish production has increased as well ...
Evaluation of the carcass and commercial characteristics of carps
Type: Journal Article
The role of carcass evaluation techniques in aquaculture research programs, especially in genetics, breeding, production management, feeding and nutrition, cannot be overemphasized. Knowledge of production efficiencies and ...
Participatory action learning (PAL) : a manual and a compilation of pond and rice field fish culture PAL sessions plans
Type: Manual
This manual, which focuses on pond and rice field ecosystems, is in two parts. Part 1 provides background information for trainers of farmers on using the theory of participatory action learning (PAL), provides a PAL ...
Comparative analysis of the environmental costs of fish farming and crop production in arid areas
Type: Conference Paper
Using published data, 20 crop and 19 fish production systems were compared for efficiency of water and nutrient (nitrogen) use. In agriculture, rain-fed cassava was most efficient, followed by rain-fed beans, pivot-irrigated ...