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Now showing items 11-20 of 30
Can nitrogen pollution from aquaculture be reduced?
Type: Journal Article
Nitrogen is essential for the normal growth of fish. It is an important ingredient in fish feed but is very expensive. There is evidence that nitrogen loading from feeding and metabolic activities of fish can cause pollution ...
Reducing feed costs in semi-intensive finfish culture: an update on mixed feeding schedules and an idea for enhancing endogenous food supply in ponds
Type: Journal Article
Some interesting ideas on improving the cost-effectiveness of feeding in semi-intensive finfish aquaculture are presented.
Using the growth performance index Phi to choose species aquaculture: an example from Kuwait
Type: Journal Article
Following a brief account of the advantages of using the growth performance index in choosing species for culture purposes, an examination is made of growth parameters of Epinephelus suilis and Acanthopagrus cuvieri chosen ...
Fishpen culture as a new production system in dammed valleys in the mid-Casamance, Senegal
Type: Journal Article
Fishpen culture is a possible means to increase fish production in Casamance, Senegal and to develop aquaculture without negative environmental effects. To study this possibility, a fishpen study was conducted in two dammed ...
Socioeconomic factors that influence the adoption of small-scale rural fish farming at household level in Zimbabwe
Type: Journal Article
The study compares the socioeconomic profile of fish and nonfish farming households in three different agroecological regions in Zimbabwe. Some of the direct socioeconomic factors that influence the adoption of small-scale ...
Fish seed production and marketing in northeast Thailand
Type: Journal Article
In northeast Thailand, fish seed production by private hatcheries is being encouranged by the Department of Fisheries. Dissemination of technical knowledge to hatcheries has considerably improved fish seed availability ...
Wastewater use in aquaculture: research in Peru
Type: Journal Article
Use of wastewater is an issue gaining importance throughout the (developing) world, as water sources become scarcer and competition for them increases. In Peru, research has shown the technical, economic and social feasibility ...
Growth performance of a planktivorous clariid, Bathyclarias loweae, in an experimental pond
Type: Journal Article
A brief account is given of a fish culture trial conducted in Malawi to determine the growth performance of Bathyclarias loweae and its potential for aquaculture.
Integration of aquaculture and agriculture: a route to sustainable farming systems
Type: Journal Article
The integration of agriculture and aquaculture as a means of intensifying resource use and improving the productivity of many current farming practices in Southeast Asian and African countries is discussed. A brief account ...
Drawing pictures of integrated farms helps everyone: an example from Vietnam
Type: Journal Article
The participation of farmers in the research process related to the development of integrated farming processes is discussed with respect to observations made on the Mekong Delta in Vietnam. The use of drawing pictures of ...