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National Symposium - 2008: Recent submissions

Now showing items 61-80 of 104

Refused tea reduces the emission of ammonia from poultry litter

Belpagodagamage, U.D.; Atapattu, N.S.B.M. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Volatilization of N H 3 into the atmosphere has become an important environmental issue Action of urease enzyme produced by microorganism breaks down the nitrogenous wastes (undigested proteins and: excretory uric acid) ...
Effects of two ideal amino acid profiles and lysine levels on growth performance of broiler chicken

Piyaratne, M.K.D.K.; Atapattu, N.S.B.M.; Wickramasinghe, K.P. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

The ideal protein (IP) concept is becoming popular as a mean of increasing the utilization efficiency of dietary proteins by poultry. The objective of this study was to evaluate the performance of broiler chicks fed ...
Evaluation of meat quality of broiler chicken fed diets with or without fishmeal from 21-42 days

Amarasekara, R.P.; Atapattu, N.S.B.M.; Marapana, R.A.U.J. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Fishmeal is a high protein feedstuff often included in poultry diets. The use of fish meal in broiler diets has been limited due to its high cost. The objective of this research was to determine as to whether FM free ...
Small polybag silage (SPBS); an adaptive technique to overcome the feed shortage of dairy animals in the dry zone.

Premalal, G.G.C.; Premaratne, S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

In Sri Lanka, rice straw, crop residues and over matured natural forages are the major roughages available for feeding dairy animals during dry season. In some South Asian countries such as India, Pakistan and Nepal ...
Biochemical changes of avocado (Persea americana) fruits packaged in selected permeable films

Mahendran, T.; Prasannath, K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

A study was undertaken to investigate the effect of modified atmosphere (MA) packaging on the quality of avocados. Mature pre-climacteric avocados were packed in several plastic films having a wide range of O2 and CO2 ...
Psychological determinants of consumer reactions to food risk , communication: case of potential contamination of meat and fish products

Somarathn, G.S.P.; Jayasinghe-Mudalige, U.K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Despite numerous efforts to guarantee the safety of food products at the retail level, various incidents related to the alleged presence of various substances in food products (e.g. food-borne microbial pathogens, ...
Estimation of nutritional status of milking cows under small farmer conditions in Kamburupitiya area

Manawddu, A.; Seresinhe, R.T. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10)

Daily excretion of purine derivatives (PD) and creatinine by lactating cows fed four different rations were examined in a small farm at Kamburupitiya area during the period of six months. The four diets used were 1) ...
Effect of storage temperature of raw cream, on quality of sour cream

Narayana, N.M.N.K.; De Silva, W.S.S.; Rupasinghe, R.A.J.N.L. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Sour cream is a cultured dairy product made from light cream, which is used as a condiment. Quality and storage conditions of raw cream may influence the quality of sour cream. Therefore, a study was conducted to ...
Some studies on characterization of bacterial contents in bio-yoghurts marketed in Europe and Sri Lanka

Jayamanne, V.S.; Adams, M.R.; Dissanayaka, K.C. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10)

The consumption of bio-yoghurts containing probiotic bacteria has been practiced by the health conscious population all over the world for the last decade. These probiotic bacteria have been claimed to have health ...
Manufacture of rice bread by forced gelatinization and post gelatinization processes

Navaratne, S.B. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Raw red or white, long or short, whole grain or broken rice could be used to manufacture rice bread. Milled raw rice with moisture content preferably at 14-16% is to be subjected for heat treatment (Forced gelatinization ...
Effect of different cutting shapes on keeping quality of Ipom oeam auritiana (Kiribadu) yams

Priyadarshani, N.D.N.; Kumarasinghe, H.K.M.S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Ipomoea mauritiana is a very important medicinal plant and tuberous root (yam) is the most important part used as a medicine Because of high nutritive value keeping quality of yams are very low and easily subjected to ...
Floristic richness and its spatial distribution in Salgala forest reserve

Chandrasekara, C.M.K.N.K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10)

The floristic richness of isolated forests in wet zone of Sri Lanka is of great ecological importance. Exploration of Salgala forest, an isolated forest patch in the wet zone, helped to disclose the phytosociological ...
Effect of intercropping to increase the productivity of banana and pineapple in Mahaweli special area of Udawalawe

Palihakkara, I.R.; Piyathilaka, M.D. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Pineapple is successfully cultivated in the low country inter-mediate and wet zones of Sri Lanka. Banana cultivation is increasing rapidly in Udawalawa, Mahaweli special area since irrigation facilities are available ...
Propagation of Rathamilla (Lumnitzera littoreae) a rare mangrove plant

Palihakkara, I.R.; Madawanarachchi, N.P. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Diversity of flora in Sri Lanka is being subjected to continuous depletion due to over exploitation from natural habitats and lack of systematic propagation techniques, especially for rare species of plants. Rathamilla ...
Survey on pests and diseases of rice and their management in Matara district

Kumara, K.L. Wasantha; Kusumalatha, L.G. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Rice is subjected to many pests and diseases that often place a major biological constraint on production. A survey was conducted to study major pests and diseases in rice and their management practices in Matara ...
Screening of aromatic and non aromatic rice varieties for resistance to blast and bacterial leaf blight diseases

Kumara, K.L. Wasantha; Kusumalatha, L.G.; Pathirana, R. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Rice, the staple food in many countries including Sri Lanka, is subjected to diseases that often place a major biological constraint on production. Among these diseases, blast caused by (Pyricularia grisea), and bacterial ...
An assessment of weedy-rice seed density in paddy soils in the southern Sri Lanka

Silva, M.K.R.; Abeysekera, A.S.K.; Nugaliyadde, L.; Udayanga, D.G.E. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

There is an increasing awareness on the occurrence and problems caused by the weedy rice in Sri Lanka over the past two decades (Marambe and Amarasinghe, 2000; Abesekera, 2006; Dharshana et al., 2007). Recently, we ...
Assessment of flowering synchrony in tea [Camellia sinensis (1.) o. Kuntze] germplasm accessions in Sri L anka: implications to tea breeding programme

Kumara, J.B.D.A.P.; Ariyarathna, H.A.C.K.; Ratnqyake, M.; Kottawa Arachchi, J.D.; Gunasekare, M.T.K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Identification of parents having synchronized flowering is important in planning crosses for controlled hybridization programmes also in designing parental combinations for seed gardens. Therefore, 245 tea accessions ...
Post harvest losses of potato (Solatium tuberosum L.) in Welimada area of Badulla district in Sri Lanka.

Parami, J.T.M.S.; Chandrasri, I.M.N.; Arulmageswaran, S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Potato is one of the most popular crops in Sri Lanka. It is used for preparation of delicious food and industrial production. Elimination of post harvest losses is essential to maximize the profit in potato production. ...
Production practices and profitability of cauliflower (Brassica oleraceae var Botrytis) in Kalpitiya, Sri Lanka

Shashiprabha, H.M.G.; Arulmageswaran, S.; Chandrasri, I.M.N. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2008-10-23)

Kalpitya area belongs to the Agro ecological region low country dry zone and there is an increasingly demand for cultivation of cool season crop, cauliflower. Study was conducted among randomly selected 24 cauliflower ...

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