• Cover Page 

  Unknown author (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)
• Content Pages 

  Unknown author (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)
• Preliminary Pages 

  Unknown author (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)
• Morphological variation and preliminary survey of Isozyme / Allozyme markers in Rasbora daniconius of Sri Lanka 

  Jayawickrama, Dinusha Rangana; Gunawickrama, K.B.S. (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)

  Intra-specific morphological variation and differentiation among eight populations of the common freshwater fish Rasbora daniconius (Cyprinidae) were investigated. Significant heterogeneity and differentiation was found ...
• Effect of different types of organic animal manure on growth of Catla catla and Physico-chemical and Biological parameters of pond water in out door ponds 

  Suriyaarachchi, M.L.; Guruge, W.A.H.P. (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)

  A study was carried out to evaluate the effects of using different types of organic manure on growth of Catla catla and the effect of water quality parameters, in outdoor ponds. Fishes weighing 0.32 ± 0.06 g were stocked ...
• The effect of total hardness of water on the growth of Sailfin Molly. 

  Sadamali, H.M.K.D.; De Silva, M.P.K.S.K. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Ornamental fish industry in Sri Lanka plays an important role as a national income generating source. Sailfin Molly is an indigenously bred exotic ornamental fish species which is produced in Sri Lanka. It is documented ...
• Intra-specific variation in Puntius sarana based on morphology and osteology , with a preliminary survey of isozymes 

  Irfan, Fathima Inaza; Gunawickrama, K.B.S. (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)

  Intra-specific geographic variations in the indigenous barb Puntius sarana (Family Cyprinidae) from several freshwater locations was studied using morphological characters (Tissawawe, Manik River, Pattiyapola tank and ...
• Study on seasonal abundance and species diversity of butterfly fauna in Kiralakelle nature reserve: “A proposed site for ecotourism in Matara district.” 

  Wijekoon, W.M.C.D.; Bogahawatte, C.N.L. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Sri Lanka is one of the most biologically diverse countries in the world. Two hundred and forty four (244) species of butterflies have been recorded in Sri Lanka of which twenty one (21) are endemic. Nectar plants are ...
• Investigation on root-knot nematode Meloidogyne graminicola and their bacterial parasite - Pasteuria penetrans associated with rice in Matara, Badulla and Hambantota districts. 

  Ekanayake, E.M.K.D.; Premachandra, W.T.S.D. (2009-12)

  Rice is the most widely consumed food in Sri Lanka. Rice root nematode, Meloidogyne graminicola causes considerable yield losses on rice in many south Asian countries. In this investigation, prevalence of M. graminicola ...
• Damage of rice weevil, Sitophilus oryzae (L) (Coleoptera : Curulionidae) on stored in digenous rough and milled rice varieties. 

  Kosgahakumbura, K.N.M.A.S.K; Wickramasinghe, M.G.V. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Rice is the staple food in Sri Lanka. It is estimated that more than 6% of the harvested paddy is lost due to the damage caused by stored grain pests. Among these, the rice weevil, Sitophilus oryzae (L) is the most ...
• Morphological and allozyme electrophoresis study of two colour varieties of Puntius dorsalis. 

  Damayanthi, H.G.B.N.; Gunawickrama, K.B.S. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Intra-specific morphological variation and genetic variation of two colour morphs of (that are identified as red and normal colour varieties) indigenous, long-snouted barb Puntius dorsalis (Family Cyprinidae) from two ...
• Incidences of root-knot nematodes on selected three leafy-vegetable species in Hambantota district and nematicidal properties of aqueous extract of ripe “Goraka” fruits. 

  Gunasekara, W.M.D.F.; Premachandra, W.T.S.D. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  In the first part of this research project, Meloidogyne infestations on three leafy-vegetable species, i.e., Centella asiatica, “Gotukola”; Ipomea aquatica, “Kangkung”; Alternanlhera sessilis, “Mugunuwenna” in Hambantota ...
• Investigation of the malpractices of pesticide application on the population density of Spodoptera litura (Fabricius) and Cassida circumdata (Herst) in Alternanthera sessilis (L) 

  Fernando, l.D.K.L.; Wickramasinghe, M.G.V. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Alternanthera sessilis is highly nutritious cheep food item, among the people in Sri Lanka. This is consumed as a raw food or partially cooked meal. Spodoptera litura (Fabricius) and Cassida circumdata (Herst) are the ...
• Identification of key insect pollinators and their active pollinating period of the day on selected vegetable plants in mixed cropping system 

  Silva, M.M.H.; Wegiriya, H.C.E. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Insects are important as main pollinators of many agricultural crops such as vegetables and fruits. More than 3000 species of insects are important as pollinators and among them insects belong to order Hymenoptera and ...
• Investigation of Aquatic Macrophytes Preference by Macro-invertebrates and Comparison of Physico-chemical and Biological Parameters of Godapitiya and Kadawara Tanks in Southern Province. 

  Nishshanka, N.M.B.G.; Guruge, W.A.H.P. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Macrophytes are very important component in lentic as well as lotic systems. Macro-invertebrates are directly influenced by macrophytes as they provide refuge and food for macro-invertebrates directly or indirectly. ...
• Determination of human impact and environmental factors that effect on the distribution of mollusks in Lunuwila Ela, Galle 

  Udayantha, H.M.V.; Munasinghe, D.H.N. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Molluscans are one of the most diverse and dominant animal groups among macroinvertebtares. However due to different reasons many species are under high rate of extinction. For conservation purposes, it is important ...
• Study of major insect pest in mushroom farming and effects of selected biological repellants on its survival. 

  Kulawansa, P.W.L.P.; Wegiriya, H.C.E. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Many people consume mushrooms because of their nutritional and medicinal properties, in addition to their culinary appeal. Oyster mushroom Pleurotus ostreatus is a good choice to begin the mushroom cultivation, because ...
• Mal practice of pesticides and development of resistance in insect pests. 

  Senewirathne, S.H.S.; Wickramasinghe, M.G.V. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  The chemical control of pesticide is the most popular pest controlling method in Sri Lanka, but it causes many environmental problems as well as health hazards such as kidney failure, cancers, nervous disorders, pest ...
• A quality assessment of the Pattiyapola wewa by using physical, chemical, biological parameters. 

  Wijesundara, W.M.S.R; N.J. De S. Amarasinghe (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  The most common fresh water habitats are the irrigation tanks of which there are over 10000 in Sri Lanka. The focus of the present study was the Pattiyapola wewa is a one of the man made tanks in the Hambantota district ...
• Nitrogen pollution: Influence of N-nitrate pollutant in aquatic environments associated with agro-environs in Mirissa on development of endemic common arboreal frog, Polypedates cruciger (Amphibia: Rhacophoridae) ex-situ . 

  Balangoda, B.M.A.R.; Wegiriya, H.C.E. (Department of Zoology, University of Ruhuna Matara, Sri Lanka., 2009-12)

  Nitrogen pollution is becoming a severe problem worldwide with unknown consequences on aquatic life, especially to the sensitive organisms such as amphibians. Agricultural applications of nitrogen based mineral fertilizers ...

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