Browsing Sustainable aquaculture by Issue Date
Now showing items 821-840 of 2402
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Spatial Linear Approximate to Almost Ideal Demand System
(2006)Type: Journal ArticleThe paper introduces two spatial systems of demand equation models that are variants of the Linear Approximate to Almost Ideal Demand Systems (LA/AIDS) with habit formation. Specifically, the first model incorporates spatial ... -
Sandfish hatchery techniques
(2006)Type: ManualSandfish is arguably the most commercially valuable of the tropical species of sea cucumber that are processed into bêche-de-mer. It is widely distributed throughout the Indo-Pacific, occurring in shallow inshore areas ... -
Heritability estimates and response to selection for growth of Nile tilapia (Oreochromis niloticus) in low-input earthen ponds
(2006)Type: Journal ArticleThis study presents results of two generations of selection (G1 and G2) for growth of Nile tilapia. The selection environment consisted of earthen ponds which were fertilized daily with 50 kg dry matter (dm)/ha chicken ... -
Policies on release of improved fish strains in China
(2006)Type: Conference PaperSince 1991, the certification, release and maintenance of new species for aquaculture have become part of the national policy in China. During the past 15 years, this policy has been conducted and improved and has begun ... -
Genetic parameter and genotype by environment interaction for body weight of Oreochromis shiranus
(2006)Type: Journal ArticleGenetic and phenotypic parameter estimates for tagging and harvest body weights were obtained from the F1 base (377 offspring of 59 full-sib families), F2 (1241 offspring of 52 full- and 33 half-sib families) and F3 (1052 ... -
Tilapia culture in Kuwait: constraints and solutions
(2006)Type: Journal ArticleTilapia farming in Kuwait is in its early stages. Slow growth, high production cost and poor demand are the major constraints to the expansion of tilapia culture in Kuwait. This article presents some suggestions for ... -
Genetic improvement and effective dissemination: keys to prosperous and sustainable aquaculture industries
(2006)Type: Book ChapterThere is an increasing demand for fish in the world due to a growing population, better economic situation in some sectors, and greater awareness of health issues in relation to food. Since capture fisheries have stagnated, ... -
On-farm trials with rice fish cultivation in the west Kano rice irrigation scheme, Kenya
(2006)Type: Journal ArticleThe viability of integrating rice farming with fish culture was studied in ten (10) rice plots. The onfarm research was done during one rice-growing season starting May 2003. The rice variety used was IR 2793-80-1 while ... -
Utilization of blue green algae (Anabena wisconsienense) as a feeding and biofertilization for Nile tilapia (Oreochromis niloticus) cultivated in rice fields
(2006)Type: Journal ArticleThis study has been carried out to investigate the growth performance and economic efficiency as well as pond productivity of Nile tilpia fingerlings cultured in rice fields as affected by dried blue green alga for nutrition ... -
Community-Based Fish Culture in Seasonal Floodplains
(2006)Type: Book ChapterDuring the rainy season in extensive river floodplains and deltaic lowlands, floods lasting several months render the land unavailable for crop production for several months each year. These waters are considerably ... -
Mating systems and male reproductive success in Nile tilapia (Oreochromis niloticus): a microsatelite analysis
(2006)Type: Journal ArticleFry production in Nile tilapia, Oreochromis niloticus is typically achieved by mass spawning of males and females stocked in large hapas suspended in ponds. In such spawning aggregations, territorial behavior and reproductive ... -
Strategies to enhance the role of fishponds in farming systems
(2007)Type: Book ChapterThis 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, ... -
Disaggregated projections on fish supply, demand and trade for developing Asia
(2007)Type: Conference PaperQuantitative modelling of supply, demand, and trade for fish becomes very useful for evaluating development strategies and options if done for disaggregated fish types, production categories, and regions. With detailed ... -
Africa's age of aquarium: farming ornamental fish in the rainforest of West Africa to improve livelihoods of the poor
(2007)Type: BriefThe ornamental fish trade has great scope for development. At present it is dominated by a small number of middle-men with little focus on sustainability or careful management of fish. This “Lessons Learned” document ... -
Fisheries and poverty reduction
(2007)Type: ReportThe purpose of this review is to review historic and contemporary research into fisher poverty. Our review commences by acknowledging the paucity of studies on the levels of (income) poverty within the sector and highlights ... -
Aquaculture and development
(2007)Type: Working PaperThis document is a draft paper to be used for discussion purposes only -
Investment Appraisal of Genetic Improvement Programs in Nile tilapia (Oreochromis Niloticus)
(2007)Type: Journal ArticleThe economic benefit derived from a genetic improvement program with Nile tilapia (Oreochromis niloticus) was examined from a national perspective. An industry structure was assumed whereby the genetic improvement program ... -
Relevance of a rapid appraisal approach to identify locally available feed ingredients to small-scale Nile tilapia (Oreochromis niloticus L.) aquaculture
(2007)Type: Journal ArticleApplications of a rapid appraisal approach to identify locally available feed ingredients in feed formulation, production, and socio-economics of Nile tilapia aquaculture in Bangladesh are discussed. Three diets of 35%, ... -
Genetic improvement and dissemination of rohu (labeo rohita, Ham.) in India
(2007)Type: Book ChapterExperts 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. -
Analysis of feeds and fertilizers for sustainable aquaculture development in Bangladesh
(2007)Type: Book ChapterThis study focuses on feeds and nutrients used under different aquaculture farming systems and practices in Bangladesh.
