The electronic version of the Tr

The electronic version of the Tropical Agricultural Research Volume 23, Number 4, 2012

ISSN: 1016.1422

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	Research Articles	Page

1.	Competitive Performance of Purple Nutsedge (Cyperus rotundus L.) and Onion (Allium cepa L.) as Affected by Different Sources of Nitrogen	290
	T. Geretharan, U.R. Sangakkara and V. Arulnandhy
2	Diversity of Hymenopteran Egg Parasitoids in Organic and Conventional Paddy Ecosystems	300
	M. Gnanakumar, K. Rajmohana, C. Bijoy, D. Balan and R. Nishi
3	A Study on Basic Physiological Parameters and their Response to Exercise of Exotic Horses (Equas cabellus) kept under Sri Lankan Conditions	309
	W.M.S.W. Hulugalla, E.R.K. Perera, M.P.B. Wijayagunawardane
4	Reproductive and Productive Performance of Up-Country Exotic DairyCattle Breeds of Sri Lanka	319
	K.M.P.M.B. Kollalpitiya, S. Premaratne, and B.L. Peiris
5	Modified Factor Analysis to Construct Composite Indices: Illustration on Urbanization Index	327
	M.A.C.S.S. Fernando, S. Samita and R. Abeynayake
6	Strategies to Improve the Cost Effectiveness of Broiler Production	338
	S.M.R. Samarakoonand K. Samarasinghe
7	Spatial Data Infrastructure Based Approach for Institutionalizing the Tenure Security in Alienated Government Lands	347
	N.M.P.M. Piyasena, R.P.De Silva and N.D.K. Dayawansa
Short Communications
8	Salt Based Dry Fish Processing and Marketing by Fishers of Minneriya Reservoir in Sri Lanka	357
	R.M.N.S. Sugathapala, T.V. Suntharabarathy and U. Edirisinghe
9	Comparison of Performance of Rapid Petrifilm Test Method and Standard Test Method for Enumeration of Aerobic Microorganisms, Coliforms and E.coli in Food	363
	N.K.A. Lakmini and T. Madhujith
10	Bioactive Properties of Fruit Juice of Pomegranate (Punica granatum) Grown in Dry Regions of Sri Lanka	370
	D.I.M. Amararatne, W.A.P. Weerakkody and J.A.L.P. Jayakody