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Now showing items 41-50 of 92
Heritability of cold tolerance in Nile tilapia, Oreochromis niloticus juveniles
Type: Journal Article
The inability of tilapia to tolerate low temperatures is of major economic concern as it reduces their growing season and leads to over winter mortality. In this study, cold tolerance of juvenile Nile tilapia, Oreochromis ...
Reproduction of the commercial sea cucumber Holothuria scabra (Echinodermata: Holothuroidea) in the Solomon Islands
Type: Journal Article
Over a 3-year period (1996–1998), reproduction of the commercial sea cucumber Holothuria scabra (Jaeger, 1833) was investigated in the Solomon Islands to determine the spawning pattern and whether gametogenesis is continuous ...
Nile tilapia (Oreochromis niloticus) seed production in irrigated rice-fields in Northwest Bangladesh-an approach appropriate for poorer farmers?
Type: Journal Article
Participatory research was conducted with poorer farmers in two communities, Girai (G) and Bahagili (B) in NW Bangladesh to assess the production of Nile tilapia seed in irrigated spring rice-fields. All the selected ...
Yellow head-like viruses affecting the penaeid aquaculture industry: a review
Type: Journal Article
This review focuses on yellow head complex viruses that threaten the prawn aquaculture industry and reports on the findings, current research methods, weaknesses of research and highlights knowledge gaps.
Management of broodstock and quality control of fish seed in Hungary
Type: Journal Article
Common carp (Cyprinus carpio) breeding has a long tradition in Hungary. However, recent economic changes in Eastern Europe and new developments in aquaculture necessitated the need for ensuring quality of the brood stock ...
An organic matter and nitrogen dynamics model for the ecological analysis of integrated aquaculture/agriculture systems: II model evaluation and application
Type: Journal Article
The performance of a model developed to simulate organic matter and nitrogen dynamics in integrated aquaculture/agriculture systems was evaluated using sensitivity analysis and model verification procedures with data from ...
Evaluation of the carcass and commercial characteristics of carps
Type: Journal Article
The role of carcass evaluation techniques in aquaculture research programs, especially in genetics, breeding, production management, feeding and nutrition, cannot be overemphasized. Knowledge of production efficiencies and ...
Aquaculture Productivity convergence in India: A Spatial Econometric Perspective
Type: Journal Article
This paper provides an illustration of evaluating productivity convergence using spatial econometric modelling framework for the aquaculture sector in India. Productivity has been measured using Total Factor Productivity ...
Shrimp disease management using bioactive marine secondary metabolites: an eco-friendly approach
Type: Journal Article
Vibriosis caused by opportunistic and secondary bacterial pathogens is still a serious disease problem in aquaculture of the black tiger shrimp Penaeus monodon. Attempts were made for controlling shrimp bacterial disease ...
The role of ornamental goldfish Carassius auratus in transfer of some viruses and ectoparasites to cultured fish in Egypt: comparative ultra-pathological studies
Type: Journal Article
Goldfish, common carp and Nile tilapia were sampled between September 2002 and May 2003 to investigate lesions induced by viral diseases and ectoparasites. Goldfish exhibited neoplasms, Dermocystidium sp., Ichthyophthirius ...