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National Symposium - 2009: Recent submissions

  • Performance Evaluation of IPHT Small Scale Buyer for Parboiled Paddy 
    Dharmasna, H.M.T.M.; Bandara, Bissanayake B.B.M.P.; Weerasooriya, G.V.T. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Parboiling is a hydro-thermal treatment given to the paddy before milling. The popular method of drying parboiled paddy is sun drying. Under tropical climatic conditions, high rain fall is seriously affected on sun ...
  • Influence of Cutting Width on the Performance of Mould Board plot 
    Senavirathne, A.K.S.; Jayathissa, D.N. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    As a result of low cutting width, existing 2-wheel tractor mould board ploughs have reduced field capacities. In addition, supplied tractive power from the 2-wheel tractors may be wasted. The end result is the wastage ...
  • Pollen development stages relevant for successful anther culture in two indica rice varieties 
    Ratnayake, W.J.; Silva, T.D. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Pollen maturity stages were examined in two local indica rice varieties, kurulu thuda and Bg 250, to identify the appropriate stage for anther culture. Haematoxylin stain was used to differentiate between uni- and ...
  • A Modified Solar Distillation Unit for Drinking Water Production from Saline Water 
    Senavirathna, M.D.H.J.; Weerasinghe, K.D.N.; Mathias, Maier; Harald, Rosemann (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    An experiment was carried out to increase the efficiency of the existing solar distillation unit constructed by the National Engineering Research and Development (NERD) center Sri Lanka by incorporating a sand layer ...
  • Formulation of Malted Food Powder from Make for Better Utilization and Value Addition 
    Weerasekara, W.M.R.A.B.; Kananke, T.C. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Malted milk is a powdered food product made from a mixture of malted barley, wheat flour, and whole milk, which is evaporated until it forms a powder. The major ingredient for malted milk powder is barley. However, ...
  • Strain Improvement of Oyster Mushrooms 
    Kurnara, Wasantha K.L.; Edirimanna, I.C.S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    In Sri Lanka, only a few mushroom species are popular among growers and among these, Oyster mushrooms (Pleurotus sp.) are the mostly cultivated mushrooms at present. There is a growing demand for new and improved ...
  • Use of Municipal Solid Waste for Organic Agriculture in Jaffna Peninsula 
    Kannan, N.; Prabhakaran, M.; Sureshkumar, R.; Thushyanthy, M. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Suitable eco-friendly waste management system is very imperative to protect our environment from waste accumulation. Composition ratio of waste is very important parameter to recommend suitable remedy for the management ...
  • Development of Low Cost Poultry Feed Pelleting Machine 
    Epa, W.G.S.T.; Atapattu, N.S.B.M. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    This paper describes the design, construction features, operational procedures and performance indicators of a low cost, small scale poultry feed pelleting machine. No binding agents are used and thus mash form feeds ...
  • In Vitro Culture Establishment and Shoot Proliferation of Jatropha curcus L 
    Warakagoda, P.S.; Subasinghe, S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Jatropha curcus seeds (immature, mature and fully matured) were collected and surface sterilized using different concentrations of clorox (5.25% Sodium Hypochlorite -NaOCl) with different exposure time durations followed ...
  • Optimize the Condition of Enzymatic degut of Crude Soybean Oil 
    Prabhaharan, M.; Rakshit, S.K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    High phosphatide containing oil like soybean oil water degumming alone is? not satisfactory to reduce the phosphatide content below 10ppm which is the required level for further processing. Therefore enzymatic process ...
  • Effect of Antibiotics on Transport of Clarias brachysoma (Walking Catfish) Over Long Distances 
    Karunathilake, H.C.B.; Gunawardena, D.N.; Nathanael, S.; Suntharabarathy, T.V.; Edirisinghe, U. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Walking catfish, Clarias brachysoma (Clariiadae) is a fresh water demersal endemic catfish in Sri Lanka. This fish is listed as threatened species due to over fishing, use of illegal fishing gear, habitats destruction, ...
  • Performance and Behaviour of Broilers under Three Different Artificial Light Colours 
    Senaratna, D.; Samarakone, T.; Atapattu, N.S.B.M.; Paranawithana, D.R.; Chandrasiri, W.C.J. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Light is a complex phenomenon that is classically explained with a simple model based on rays and wave fronts. To investigate the effect of three different colours of light on performance and behaviour of broilers, a ...
  • Effect of Lipase and Protease Enzymes on Digestibility of Fat and Protein of Rice Bran Based Broiler Feeds 
    Colonne, A.; Prasanna, K.G.P.; Nayananjalie, W.A.D.; Silva, S.S.P. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Even though, there is a high potential of rice bran as a feed ingredient in broiler feeds, low digestibility is setback the use of it. Thus, this study was carried out to investigate the effect of Protease and Lipase ...
  • Effects of Five Feed Withdrawal Periods on Feed Intake, Growth Performance and Internal Organ Weights off Young Broiler Chicks 
    Atapattu, N.S.B.M.; Sudusinghe, H.S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Objective of this study was to determine the effects of five feed withdrawal (FW) periods on the feed intake (FI), growth performance and internal organ weights of young broiler chicks. Twelve days old broiler chicks ...
  • Effect of Treatment Duration on Ultrasound cum 17ß, Methyl Testosterone Immersion masculin Technique of Nile Tilapia (Oreochromis niloticus L) Fry 
    Sarulatha, R.; Bart, A.N.; Yakupitiyage, A.; Yi, Y. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    The objective of this study was to explore the effect of treatment duration on ultrasound cum 17ß-methyi testosterone immersion technique of sexually undifferentiated Nile Tilapia fries to produce all male mono-sex ...
  • Evaluation of the Effects of Fermentation of Buffalo Curd and Acidity on Survival Kinetics of Listeria monocytogenes 
    Jayamanne, V.S.; Samarajeewa, U. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Listeria monocytogenes, a food-borne pathogen often found in milk and milk products, causes listeriosis in pregnant women, newborns, elderly and immuno-suppreSsed people? There have been reports on survival of Listeria ...
  • Formulation of Wheat-Soybean Biscuits and its Quality Characteristics 
    Banureka, V.D.; Mahendran, T. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    A research study was conducted to evaluate the quality characteristics of protein enriched biscuits which could be used as a protein supplemented cereal snack foods. The use of soy flour and substitution in wheat flour, ...
  • Physico-Chemical Changes of Pectin Skin Coated Mature Green Tomatoes (Lycopersicon esculentum Mill) During Ripening 
    Delina, Felix E.; Mahendran, T. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    This study was undertaken to investigate the effect of pectin as an edible coating on the postharvest quality of mature green tomatoes at 30°C. The tomatoes were dipped Into the concentrations of 1, 3 and 5% (w/v) pectin ...
  • Formulation of Kirala (Sonneratia caseolaris) Fruit-Based Cordial 
    Abeywickrama, W.S.S.; Jayasooriya, M.C.N. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Kirala (Sonneratia caseolaris) is one of the tropical fruit crops has less attention from the people. So high amount of ripen fruits are wasted during the season without getting any benefits. Therefore it is beneficial ...
  • Development and Characterization of Veralu (Elaeocarpus serratus) Ripple Ice Cream 
    Edirisinghe, E.A.I.T.; Adikari, A.M.J.B.; Arsecularatne, D.A.M. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
    Different fruit juices and sauces can be incorporated as flavorings in ice cream production. This research was conducted to find out whether a dessert can be produced by incorporating Veralu sauce into ice cream. Trial ...

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