Browsing by Issue Date

Now showing items 521-540 of 5196

    • An empirical comparison of seasonal growth models 

      Hoenig, N.A.; Hanumara, R.C. (1990)
      Type: Journal Article
      A model for describing the seasonally oscillating growth of fish is presented and compared with the commonly used model of D. Pauly and G. Gaschutz (PG). The new model produces results similar to those obtained from teh ...

    • Studies on the population dynamics of Pellonula leonensis (Clupeidae) in the Cross River, Nigeria 

      Kuenzel, T.; Loewenberg, U. (1990)
      Type: Journal Article
      Based on length-frequency distributions and mean annual water temperature, growth and mortality parameter estimates, as well as spawning pattern of Pellonula leonensis (Clupeidae) occurring in the Cross River (Nigeria) ...

    • Who's working on tropical fish seed transport? 

      Vega, M.J.M. (1990)
      Type: Journal Article
      An examination is made of the literature on seed stock and live fish transport in the tropics. ASFA and ICLARM library and professional staff collections were used for the search.

    • Smallholder farmers in Malawi adopt and improve technologies from collaborative research 

      Noble, R.P.; Kadongola, W.K. (1990)
      Type: Journal Article
      Details are given of the various new technologies demonstrated by ICLARM and the Fisheries Department in Malawito smallholder farmers, which include the following: 1) Use of Pennisetum purpureum as an alternative/supplement ...

    • The coastal environmental profile of Lingayen Gulf, Philippines 

      McManus, L.T.; Chua, T.E. (eds.) (1990)
      Type: Report
      The coastal environmental profile of Lingayen Gulf, Philippines answers the objectives of the six-year Association of Southeast Asian NationsIUnited States Coastal Resources Management Project (ASEANIUS CRMP) (Philippine ...

    • A note on the inverse function of the von Bertalanffy growth function 

      Mackay, D.; Moreau, J. (1990)
      Type: Journal Article
      Parameter estimates of the von Bertalanffy growth function (VBGF) and its inverse function, based on length-at-age and age-at-length data for Tilapia rendalli (Cichlidae) and Salmo trutta (Salmonidae) were derived using a ...

    • Drawing pictures of integrated farms helps everyone: an example from Vietnam 

      Lightfoot, C.; Tuan, N.A. (1990)
      Type: Journal Article
      The participation of farmers in the research process related to the development of integrated farming processes is discussed with respect to observations made on the Mekong Delta in Vietnam. The use of drawing pictures of ...

    • Rural women in aquaculture: Bangladesh 

      Gupta, M.V. (1990)
      Type: Journal Article
      This essay told the story of a Bangladesh woman in using integrated small-scale aquaculture technology on her small plot of pond in improving her family's livelihoods.

    • Estimating natural mortality of Kuwait's Penaeus semisulcatus using a new tag-recapture data analysis method 

      Siddeek, M.S.M. (1990)
      Type: Journal Article
      A novel method was used to estimate natural mortality (M) of Kuwaiti Penaeus semisulcatus using tagging data. The new M estimator is based on two tagging experiments with similar products of initial survival after tagging ...

    • Reservoir fisheries and aquaculture development for resettlement in Indonesia 

      Costa-Pierce, B.A.; Soemarwoto, O. (eds.) (1990)
      Type: Report
      When Indonesia's state electric company constructed two dams along Citarum River to boost its hydroelectric reserves, two new reservoirs were created, agricultural and settled lands were lost, and thousands of families ...

    • Interrelationships between swimming speed, caudal fin aspect ratio and body length of fishes 

      Sambilay, V.C., Jr. (1990)
      Type: Journal Article
      The aspect ratio of the caudal fin of 63 fish species was measured. Swimming speeds for these species, representing 129 cases, were obtained from the literature for various fish sizes and speeds, i.e. "minimum speed" for ...

    • Baguio Resolution on Coastal Resources Management 

      Association of Southeast Asian Nations (1990)
      Type: Conference Proceedings
      The publication presents the "Baguio Resolution on Managing ASEAN's Coastal Resources for Sustainable Development" which was agreed during an international conference held in the Philippines in March 1990 where policymakers ...

    • Small water bodies for sustainable fisheries production 

      Costa-Pierce, B.A. (1991)
      Type: Journal Article
      A brief account is given of some of the discussions presented at a workshop regarding reservoir fisheries in Asia held in Hangzhou, China in Oct 1990. The presentations covered the range of reservoir fisheries management ...

    • Small fishes as a resource in rural Bangladesh 

      Hossain, M.A.; Afroze, S. (1991)
      Type: Journal Article
      The role of small fishes in the diet of the rural poor in Bangladesh is described. Basic statistics (maximum size reached, length-weight relationships and prices) are presented for 42 species, belonging to 10 families and ...

    • A qualitative method for modelling integrated aquaculture agriculture farming systems 

      Lightfoot, C. (1991)
      Type: Journal Article
      Integrated aquaculture-agriculture farming systems are defined as sys tems where the outputs from aquaculture become inputs to agricultural enterprises and vice versa, resulting in a greater total effect than the sum of ...

    • Training resource book on a participatory method for modelling bioresource flows 

      Lightfoot, C.; Noble, R.; Morales, R. (1991)
      Type: Brief
      This guidebook helps researchers and extensionists learn an easy rapid appraisal technique that enables farmers to draw conceptual models of their farm systems. The drawings help researchers and extensionists to understand ...

    • Example estimations of yield and fishery profit when few data are available 

      Sanders, M.J. (1991)
      Type: Journal Article
      Very preliminary bioeconomic assessments are reported in respect to fishery situation in Kenya. In the case of the shrimp fishery, it is concluded that the contemporary trawler fleet is substantially in excess of that ...

    • An overview of objectives for fisheries management 

      Patterson, K.R. (1991)
      Type: Journal Article
      A brief description of modern aims and targets for fisheries management that have been used recently is given. This covers MSY, F<sub>max</sub>, F<sub>msy</sub>,F<sub>0.1</sub>, spawning stock maintenance, buffer stock ...

    • Who's working on freshwater cage culture? (An update) 

      Vega, M.J.M. (1991)
      Type: Journal Article
      While traditional fishing gear is usually ideal for a region, improvements are always possible. Superior performance synthetic materials have almost universally replaced traditional fishing nets and lines. The development ...

    • Biochemical and morphometric approaches to characterize farmed tilapias 

      Eknath, A.E.; Macaranas, J.M.; Agustin, L.Q.; Velasco, R.R.; Ablan, M.C.A.; Pante, M.J.R.; Pullin, R.S.V. (1991)
      Type: Journal Article
      Biochemical (electrophoresis and mitochondrial DNA) and morphological analysis are important tools for the characterization of strains. Reference is made to studies conducted in the framework of the Genetic Improvement of ...