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Organic Geochemistry of Lacustrine Sediments: A Record of The Changing Trophic Status of Rostherne Mere, U.K.
(IPB (Bogor Agricultural University), 1998)
The elemental, molecular (lipid) and isotopic ( ) composition of organic matter in samples from the eutrophic lake, Rostherne Mere, U.K. were examined at high resolution in a single sediment core from a deep part of the ...
Spatial Distribution of Fish Density in Relation to Environmental Factors in Makassar Strait Waters
(Java Sea Pelagic Fishery Assessment Project, 1997)
The biomass or abundance of fish varies, due to environmental factors such as physical, chemical and biological. The seawater temperature and salinity as physical factors, at least, are very important when evaluating the ...
Nitrogen Input, Primary Productivity and Fish Yield in Fertilized Freshwater Ponds in Indonesia
(IPB (Bogor Agricultural University), 1990)
Twelve 0.2-ha ponds in West Java were fertilized weekly with four levels of chicken manure (12.5, 25, 50, and 100 g dry weight/m2 week-1) during a 149-day growout experiment for Nile tilapia (Oreochromis niloticus) production. ...
Antioxidant activity of Sargassum polycystum (Phaeophyta) and Laurencia obtusa (Rhodophyta) from Seribu Islands
(IPB (Bogor Agricultural University), 1997)
Fresh and dry specimens of Sargassum polycystum and Laurencia obtusa were collected from the Seribu Islands waters, Indonesia, and crude methanol, diethylether and hexane extracts were tested for antioxidant activity using ...
Characteristic of fishing port pattern in the territorial waters of Malaka Strait and South China Sea to be efficient and effective
(TUF International JSPS Project, 1999)
Based on the tryptique portuaire analytical result, two Basic Developing Pattern are implemented to solve the problems on the fishing port and fish landing place in the Malaka Strait and the South China Sea and to prevent ...
Induction of Ovulation by RCG Injection in the Tropical Walking Catfish Clarias batrachus Reared under 23-25°C
(IPB (Bogor Agricultural University), 1992)
A series of trials on induced ovulation were conducted using female walking catfish to examine conditions of maturity under warm water conditions. For this purpose, females were maintained at 23-25°C for a long period, ...
Study on Fish Density using Split Beam Acoustic System its relation with oceanographic factors at Sunda Strait.
(Networking on Marine Fisheries and Environment, 1998)
Study on fish density by using split beam acoustic system and its relation with oceanographic factors was conducted in Sunda Strait in last January to July 1998. R.V. Madidihang (300 GT) and various marine research instruments ...
