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Now showing items 21-40 of 742

Stocking Rate Estimations of Tilapia mossambica Fingerlings for some Inland Reservoirs of Sri Lanka

Wijeyaratne, M.J.S.; Costa, H.H. (International Review of Hydrobiology, 1981)
Water quality criteria for pollution control

Costa, H.H. (University of Malaya, Kuala Lumpur, 1982)
Estimation of maximum sustainable fish yield and stocking densities of fish fingerlings in fresh water lakes and reservoirs

Wijeyaratne, M.J.S.; Amarasinghe, U.S. (University of Malaya, Kuala Lumpur, 1982)
Biological Studies of the Pearl Spot Etroplus suratensis (Pisces, Cichlidae) from three Different Habitats in Sri Lanka

Costa, H.H. (International Review of Hydrobiology, 1983)
Limnology and Fish production potential of some reservoirs in Anuradhapura District, Sri Lanka

Amarasinghe, U.S.; Costa, H.H.; Wijeyaratne, M.J.S. (The Ministry of Fisheries, Democratic Socialist Republic of Sri Lanka, 1983)
The ecology of a montane grassland in Sri Lanka. VII. Biomass production

Amarasinghe, L.D.; Pemadasa, M.A. (Ceylon Journal of Science, Biological Sciences, 1983)

Biomass accumulation was studied monthly on 2 montane grasslands in Sri Lanka at 900 m and 560 m alt. from June 1976 to May 1977. The upper site was a dense sward dominated by Cymbopogon nardus (65.4%), Themeda tremula ...
Morphological and histological changes in the gonads of the estuarine cichlid fish Etroplussuratensis (Bloch) during gonadal development

Pathiratne, A.; Costa, H.H. (Bulletin of the National Institute of Oceanography, 1984)
Some Aspects of the Biology of Two Juvenile Rabbit Fishes Siganus javus and Siganus oramin

Wijeyaratne, M.J.S.; Indrasena, W.M. (Sri Lanka Association for the Advancement of Science, 1984)
Results of the Austrian-Indian Hydrobiological Mission 1976 to the Andaman-Islands: Part V: Taxonomy and Ecology of the Decapoda-Caridea

Costa, H.H. (Annalen des Naturhistorischen Museums, 1984)
The ecology and distribution of free-living Meso and Macrocrustacea of inland waters

Costa, H.H. (Journal of Ecology and Biogeography in Sri Lanka, 1984)
Problems associated with quantification of stocking

Wijeyaratne, M.J.S. (Food and Agriculture Organization of the United Nations, Rome, Italy, 1984)
In vitro metabolism of benzene, toluene, and xylene in rat liver

Pathiratne, A. (North Dakota State Univ., Fargo (USA)., 1985)

A headspace gas chromatographic method was used to study the metabolism of benzene, toluene, and m-xylene in rat liver. Metabolism of benzene was lower than that of toluene, or m-xylene. Investigating metabolic rates of ...
Studies on the Exploitation of minor Cyprinids in Parakrama Samudra, A man-made lake in Sri Lanka, using Gillnets

Amarasinghe, U.S. (Journal of National Aquatic Resources Agency Sri Lanka, 1985)
Morphometry of a man-made lake in Sri Lanka : A factor influencing recruitment to Cichlid Fishery

Amarasinghe, U.S.; Upasena, T. (J. Nat. Aq. Res. Ag. Sri Lan., 1985)
Mosquito control with larvivorous fish

Wickramasinghe, M.B.; Costa, H.H. (Journal of Parasitology Today, 1986)
The susceptibility and resistance of fry and fingerlings of Oreochromis mossambicus Peters to some pesticides commonly used in Sri Lanka

Shafiei, T.M.; Costa, H.H. (Asian Fisheries Forum, Manila, Philippines, 1986)
Food, feeding and fecundity of the giant freshwater prawn Macrobrachium rosenbergii from natural habitats in Sri Lanka

Costa, H.H.; Wanninayaka, T.B. (Asian Fisheries Forum, Manila, Philippines, 1986)
Activation of C14 toluene to covalently binding metabolites by rat liver microsomes

Pathiratne, A.; Puyear, R.L.; Brammer, J.D. (Drug Metabolism and Disposition, 1986)
Experimental raft culture of the green lipped-mussel (Perna viridis) in Sri Lanka

Samarakoon, J.I. (Asian Fisheries Forum, Manila, Philippines, 1986)
A comparative study of the effects of benzene, toluene and xylenes on their in vitro metabolism and drug metabolizing enzymes in rat liver

Pathiratne, A.; Puyear, R.L.; Brammer, J.D. (Toxicology and Applied Pharmacology, 1986)

Now showing items 21-40 of 742

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