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Now showing items 11-20 of 111
Smallholder aquaculture: sustaining the impact of private investment
Type: Journal Article
The growth of aquaculture - now the fastest growing food production system in the world - is increasingly attracting private investment. Much of this investment, however, is in larger enterprises and input services such ...
Cultured fish: integrative biology and management of domestication and interactions with wild fish
Type: Journal Article
Fish aquaculture for commodity production, fisheries enhancement and conservation is expanding rapidly, with many cultured species undergoing inadvertent or controlled domestication. Cultured fish are frequently released, ...
The impact of integrated aquaculture-agriculture on small-scale farms in Southern Malawi
Type: Journal Article
Sustainable agricultural intensification is an urgent challenge for Sub-Saharan Africa. One potential solution is to rely on local farmers’ knowledge for improved management of diverse on-farm resources and integration ...
Scophthalmus Rafinesque, 1810: The valid generic name for the turbot, S. maximus (Linnaeus, 1758) [Pleuronectiformes: Scophthalmidae]
Type: Journal Article
In the past 50 years, the turbot is referred to either as Scophthalmus maximus (Linnaeus, 1758) or Psetta maxima (Linnaeus, 1758) in the literature. Norman (1931) had argued that the valid name for the turbot was Scophthalmus ...
Comparison of Asian aquaculture products by use of statistically supported life cycle assessment
Type: Journal Article
In this article, the authors investigated aquaculture production of Asian tiger shrimp, whiteleg shrimp, giant river prawn, tilapia, and pangasius catfish in Bangladesh, China, Thailand, and Vietnam by using life cycle ...
Differences in sexual size dimorphism among farmed tilapia species and strains undergoing genetic improvement for body weight
Type: Journal Article
Many tilapia (Oreochromis spp.) farmers produce all-male populations because of the superior growth rate of males compared to females. To investigate differences in body weight at harvest of males and females among different ...
Targeting agricultural research and extension for food security and poverty alleviation: a case study of fish farming in Central Cameroon
Type: Journal Article
Over 5 years of participatory on-farm research, market access, profitability, farming systems productivity and economic sustainability were compared on 100 small-scale farms in Central Cameroon. Integration technology based ...
Assessment of immune response supplemental immunoton and bovine lactoferrin as alternatives to antibiotics in nile tilapia (Oreochromis niloticus)
Type: Journal Article
An experiment was conducted to two different immunostimulants were investigated to detect changes in the activity of innate non-specific immune response, disease resistance and growth performance as alternatives to antibiotics ...
Growth and survival rate of three genetic groups fed 28% and 34% protein diets
Type: Journal Article
The strain by nutrition interaction in body weight and survival rate was examined by testing three genetic groups (Selection and Control lines of the GIFT strain, and Red tilapia) at two levels of protein in the diet (28% ...
Beyond net deficits: new priorities for an aquacultural geography
Type: Journal Article
Geographers first identified aquaculture as an important field of study during the 1990s, pointing to a 'net deficit' in geographical knowledge about the activity. This paper examines how far geographers have come in ...