Browsing Miscellaneous themes by Issue Date
Now showing items 201-220 of 881
-
Trophic models of aquatic ecosystems
(1993)Type: Conference ProceedingsA large proportion of the contributions to the ICES Theme Session on "Trophic models in aquatic ecosystems" is presented, together with papers of a number of scientists and very experienced ecosystem modellers. -
Farmer participatory procedures for managing and monitoring sustainable farming systems
(1993)Type: Journal ArticleThis paper aims to devise a farmer participatory method that not only improves farmer management of natural resources, but also monitors the impact of improvements. This assessment is made in terms of: economic efficiency, ... -
Flow characteristics of aquatic ecosystems
(1993)Type: Book ChapterThis contribution examines various flow measures based on analysis of 41 quantified models of trophic interactions in aquatic ecosystems. -
A trophic ecosystem model of Lake George, Uganda
(1993)Type: Book ChapterA trophic model of Lake George, Uganda, Central Africa was constructed using published quantitative and qualitative information on the various biotic components of the lake and the ECOPATH II approach and software. It is ... -
MAPPER, a low-level geographic information system
(1993)Type: Journal ArticleA Low-Level Geographic Information System (LL-GIS) was developed to provide a simple low-cost mapping program which can be executed in any personal computer, by individuals with different levels of knowledge in computing. ... -
On comparing groups of fishes based on length-weight relationships
(1993)Type: Journal ArticleF. Torres, Jr., in a 1991 Fishbyte article, presented length-weight relationships derived from 122 graphs in van der Elst's 1981 "A guide to the common sea fishes of southern Africa". This author analyzes Torres's tabulated ... -
Ex-situ conservation of the germplasm of aquatic organisms
(1993)Type: Journal ArticleThis paper summarizes some of the major issues relating to ex-situ conservation of the germplasm of aquatic organisms and gives examples of some current activities and future possibilities. -
Regional efforts in the management of the coastal and marine environments in the ASEAN region
(1993)Type: Journal ArticleThe Association of Southeast Asian Nations (ASEAN) which comprises Brunei Darussalam, Indonesia, Malaysia, Philippines, Singapore and Thailand has a combined coastline of 85,504 km and a total sea area of approximately 8 ... -
Directory of the Network of Tropical Aquaculture Scientists
(1993)Type: BookICLARM launched the Network of Tropical Aquaculture Scientists (NTAS) in July 1987 as an information network for individual scientists working on tropical aquaculture; especially those engaged on genetics, integrated ... -
Towards quantification of ecological sustainability in farming systems analysis
(1993)Type: Journal ArticleA tentative list of ecological attributes; diversity, cycling, stability and capacity, is proposed for quantification and ranking of farming systems along a hypothetical scale of increasing ecological sustainability. The ... -
The publication productivity of international agricultural research centers
(1993)Type: Journal ArticleThe literature output over one year, 1990, of 22 International Agricultural Research Centers (IARCs), including 16 Consultative Group on International Agricultural Research (CGIAR) centers, was examined. Total output of ... -
Bulletin of the Institute of Marine Biology and Oceanography: special edition
(1993)Type: BookThis special edition of the Bulletin of the Institute of Marine Biology and Oceanography is dedicated to Professor Daniel Emanuel Babatunji Chaytor who has been Director of this Institute for two decades before he was ... -
Ecosystem function and biodiversity on coral reefs
(1994)Type: Journal ArticleThe article highlights a workshop held in Key West, Florida in November 1993 attended by a group of 35 international scientists where topics of ecosystem function and biodiversity on coral reefs were discussed. -
Quantitative analysis of published data on the growth, metabolism, food consumption, and related features of the red-bellied piranha, Serrasalmus nattereri (Characidae)
(1994)Type: Journal ArticleA tentative set of growth parameters of the von Bertalanffy growth equation were estimated for the red-bellied piranha, Serrasalmus nattereri, a common characid of the Amazonas and adjacent floodplains, based on length-frequency ... -
Comparative growth performance of jack mackerels of the genus Trachurus with emphasis on T. symmetricus murphyi in Chile
(1994)Type: Journal ArticleThis contribution presents von Bertalanffy growth parameter estimates for species/stocks of jack mackerels of the genus Trachurus from around the world, and compares them with growth parameters for T. symmetricus murphyi ... -
Report on the National Workshop on Geographic Information Systems for Coastal Area Management and Planning
(1994)Type: ReportGeographic information systems (GIS) technology is fast becoming an integral part of resource management and planning in many developing countries. In the Philippines, the number of agencies and institutions using GIS is ... -
The biodiversity issue takes to the water
(1994)Type: Journal ArticleThis material is based on an EarthAction Network which consists of more than 750 citizen groups in 101 countries. Some general and aquatic biological diversity problems and possible solutions to these problems are presented. -
Estimating the girth of fish by applying an elliptic model
(1994)Type: Journal ArticleA new method for estimating the maximum girth of roundfish is proposed as illustrated; this is based on an elliptic approximation of the cross sections of the fish body. Results derived from a small sample horse mackerel, ... -
Length-weight relationship of Gulf of Thailand fishes
(1994)Type: Journal ArticleThe length-weight relationship of 26 fish species belonging to 17 families obtained from the Gulf of Thailand was examined. As seven species were obtained from different survey periods and three were from two different ... -
A program for the identification of the pelagic eggs of Black Sea fishes
(1994)Type: Journal ArticleA computer program was developed for the identification of the teleost fish eggs that may be found in the pelagic zone of the Black Sea. The program identifies eggs of 70 species, using up to 28 descriptive characters, and ...
