Search
Now showing items 1-10 of 19
Strategies to enhance the role of fishponds in farming systems
Type: Book Chapter
This book chapter discusses the identified problems at the level of the fish, the pond and the farm. Such areas as food safety, diversificaiton, development of IAA systems interdisciplinary research as a tool are elaborated, ...
Delineating recommendation domains for small-scale freshwater aquaculture: deploying GIS for decision support
Type: Book Chapter
This paper highlights Geographical Information System (GIS) applications in an on-going, three-year project to develop spatial decision-support tools for identifying recommendation domains (places and sets of conditions) ...
A review of cage aquaculture: Northern Europe
Type: Book Chapter
Thirty years after the cage aquaculture industry in Europe began, the industry has matured. The main species in northern Europe are the Atlantic salmon (Salmo salar) and rainbow trout (Oncorhynchus mykiss). The majority ...
Analysis of feeds and fertilizers for sustainable aquaculture development in Bangladesh
Type: Book Chapter
This study focuses on feeds and nutrients used under different aquaculture farming systems and practices in Bangladesh.
Freshwater fish seed resources and supply: Africa regional synthesis
Type: Book Chapter
The availability and quality of fingerlings for stocking in aquaculture ponds have repeatedly been identified as a key constraint to the development of aquaculture in Africa. Government hatcheries have generally failed to ...
Breeding program requirements in developing countries may differ depending on circumstances
Type: Book Chapter
Aquaculture in developing countries is largely based on unimproved fish strains. There is ample evidence indicating the potential of genetic improvement programs and a range of selection methods may be used. Examples of ...
Indigenous species for African aquaculture development
Type: Book Chapter
From the history of introductions and the development of successful aquaculture elsewhere, it appears that the use of exotic species to speed up the rate of aquaculture development in Africa is unlikely to be an efficacious ...
Livelihood Impacts of ponds in Asia - opportunities and constraints
Type: Book Chapter
Ponds are traditional multipurpose resources accessed by households and communities, and are increasingly beingprioritised for aquaculture. High consumption of aquatic animals and declines in natural stocks has stimulated ...
Genetic improvement and dissemination of rohu (labeo rohita, Ham.) in India
Type: Book Chapter
Experts carried out selective breeding of Rohu carp for greater harvest weight and yielded an average of 17% genetic gain per generation in 5 generations of selection.
Rice research, technological progress, and poverty: the Bangladesh case
Type: Book Chapter
This case study assesses the impact on poverty of the technological changes in rice cultivation made by IRRI and its national partners in Bangladesh. Modern varieties (MVs) with higher yield potential were first introduced ...