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Integrating fish into seasonally flooded rice fields: on-farm trials in Assam, India
Type: Journal Article
In the State of Assam, floodplains cover 2.6 million ha of area that is traditionally rice growing. The ecosystem in the rice-growing areas has undergone major changes as a result of various developmental activities and ...
Baseline biochemical and genetic profiles of four fishes from the River Nile
Type: Journal Article
Six enzyme systems coding for 10 loci and 6 proteins were examined in the blood of Polypterus senegalus, Clarias lazera, Tilapia nilotica and Protopterus annectens, using electrophoresis. Six loci were polymorphic in all ...
Development of aquatic animal genetic improvement and dissemination programs : current status and action plans
Type: Report
WorldFish Center in collaboration with the China Academy of Fishery Sciences organized the international “Workshop on Dissemination of Improved Fish Strains: Country-Specific Action Plans” on 21-22 September (2005) in ...
On-farm trials with rice fish cultivation in the west Kano rice irrigation scheme, Kenya
Type: Journal Article
The 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 ...
Spatial Linear Approximate to Almost Ideal Demand System
Type: Journal Article
The 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 ...
Managing by-catch and discards : how much progress are we making and how can we do better?
Type: Journal Article
There appears to be considerable potential for further reduction in global by-catch. This reduction is most likely to be achieved by focusing even greater attention on the technical, regulatory and social approaches that ...
Relative Importance of Various Predators in Clarias gariepinus Fry Mortality in Cameroon
Type: Journal Article
To estimate the relative importance of the most common predators of Clarias gariepinus fry, increasing levels of protection were afforded to exclude amphibians, aquatic arthropods and birds. At a stocking density of 10 ...