The electronic version of the Tropical Agricultural Research Volume 21, Number 1, 2009

ISSN: 1016.1422



Research Articles
Page
     
1.

Vegetation Composition and Ecological Benefits of Home Gardens in the Meegahakiula Region of Sri Lanka

1

R.L. Senanayake, U.R. Sangakkara, D.K.N.G. Pushpakumara and P. Stamp



2

Combined Effects of Pre-cooling, Application of Natural Extracts and Packaging on the Storage Quality of Apple (Malus domestica) cv. Royal Delicious

10

R.M.N.A. Wijewardane and S.P.S. Guleria



3

Development of a Successful Protocol for in vitro Mass Propagation of Celastrus paniculatus Willd. – A Valuable Medicinal Plant

21

M.A.N. De Silva, and W.T.P.S.K Senarath



4

Development Durations, Colonization and Insecticide Efficacy of Leaf Mite, Oligonychus oryzae Hirst on Rice

30

V. Radhakrishnan and K. Ramaraju



5

Biointensive Management of Okra Fruit Borers using Braconid Parasitoids (Braconidae: Hymenoptera)

39

G. Thanavendan and S. Jeyarani



6

Estimation of Groundwater Recharge in Limestone Aquifer using an Improved Soil Moisture Balance Method: A Case Study in Jaffna District

51

T. Mikunthan and C. S. De Silva



7

Effect of Socio-Economic Factors on Adoption of Soil Conservation Measures in Kurundu Oya Sub Catchment

62

M.G.T.S. Amarasekara, N.D.K. Dayawansa and Ranjith Premalal De Silva



8

Evaluation of Computer Based Learning Materials in Agricultural Information Dissemination in Sri Lanka

73

U.I. Dissanayeke, H.V.A. Wickramasuriya and R. Wijekoon



9

Impacts of Tsunami and Security Situations on Marine Fisheries of Kinniya, Trincomalee

80

M.S.M. Nafees, A.R.S.B. Athauda and U. Edirisinghe



10

Maternal Anthropometry as a Predictor of Birth Weight

89

R. Jananthan, D.G.N.G. Wijesinghe and T. Sivananthawerl



11

Occurrence of Aphidophagous Syrphids in Aphid Colonies on Cabbage (Brassica oleracea) and their Parasitoids

99

S. Mayadunnage, H.N.P Wijayagunasekara, K.S. Hemachandra and L. Nugaliyadde






Short Communications
     
12

The Effect of Different Rates of Nitrogen Fertilizer Application on the Growth, Yield and Post harvest Life of Cauliflower

110

D.P. Kodithuwakku and J.P. Kirthisinghe