The electronic version of the Tropical Agricultural Research Volume 27, Number 1, 2015

ISSN: 1016.1422


 
 

Research Articles

Page

1

Potential for Mass Rearing of the Egg Parasitoids, Trichogramma chilonis and Tricogramma achaeae (Hymenoptera: Trichogrammatidae)

on Corcyra cephalonica Eggs

01

S.A.A. Singhamuni, K.S. Hemachandra and U.G.A.I. Sirisena

 

 

2 Impacts of Land Cover Dynamics and Shallow Groundwater Abstraction on Sustainability of Hakwatuna Oya Irrigation System 13

 
I.P.S.K. Pelpitiya, N.D.K. Dayawansa and E.R.N. Gunawardena

 

 
3 The Effect of EconomasE® as a Vitamin E Replacer on Performance, Meat Quality and Organ Weights of Broiler Birds 27
N.M.N. Nambapana, K.Samarasinghe and J.K.Vidanarachchi

 

 
4 Glycaemic Response of Traditional Breakfast Foods in Adults with Type 2 Diabetes Mellitus 39
M.P.M.S.H. Perera, R. Sivakanesan, D.T.D.J. Abeysekara and K.H. Sarananda

 

 
5 Genetic Diversity of Seed Storage Proteins of Rice (Oryza sativa L.) Varieties in Sri Lanka 49
L. Vithyashini and H.A.M. Wickramasinghe

 

 
6 Beneficial Management Practices on Growth and Yield Parameters of Maize (Zea maize) and Soil Fertility Improvement 59

J.A.S. Chathurika, S.P. Indraratne, W.S. Dandeniya and D. Kumaragamage

 

 
7

Factors Affecting Consumers’ Willingness to Join (WTJ) and Willingness to Pay (WTP) for Rain Water Harvesting System (RWHS) for Household Needs: A Case Study in The Northern Part of Sri Lanka

75

V. Jeyakrishnan and K.Umashankar

 

 

 
Short Communications
8

Potential Use of Egg Parasitoids, Trichogramma pretiosum Riley and Trichogramma chilonis Ishii Against Brinjal Shoot and Fruit Borer, Leucinodes

orbonalis Guenée

88
  R.F. Niranjana, M. Devi, W. Shanika and R. Philip Sridhar

 

 
9 Adjusting Variables in Constructing Composite Indices by Using Principal Component Analysis: Illustrated By Colombo District Data 95
  J.S.N.P. Dharmawardena, R.O. Thattil and S. Samita  
10 Molecular Characterization of Accessions from a Traditional Rice Cultivar, Suwandel Conserved at Plant Genetic Resources Centre 103
  P.G.S.D. Gunasena, S.K.Wasala and V.A. Sumanasingha