The electronic version of the Tropical Agricultural Research Volume 30, Number 3, 2019

ISSN: 1016.1422

 


 
 

Research Articles

Page

1

Diversity Analysis of Selected Solanum Species in Sri Lanka using Molecular and Morphological Descriptors 1

R.M.N. Dissanayake, N.D.U.S. Nakandala , P.W.I. Nawanjana, R.M.S.K. Rathnayake, H.M.T.N. Senavirathna, R.W.K.M. Senevirathne, W.M.D.A. Wijesundara, L.T. Ranaweera, O.W.S.H. Ariyathilaka, C.K. Weebadde and S.D.S.S. Sooriyapathirana

 
2 Morphological Variation of Bael Fruits (Aegle marmelos (L.) Corrêa) among Five Accessions in Three Different Agro-Ecological Regions of Sri Lanka 23

 

 C.K. Pathirana, J.G.K.L. Gamlath, K.W. Ketipearachchi, P.M.C.K. Bandaranayake, W.M.T. Madhujith and J.P. Eeswara

 
3 Biomass Assessment of Floating Aquatic Plant Eichhornia crassipes - A Study in Batticaloa Lagoon, Sri Lanka using Sentinel 2A Satellite Images 35

 P. J. E. Delina, N. D. K. Dayawansa and R. P. De Silva

 
4 Characterization of Cassava (Manihot esculenta Crantz) Cultivars in Sri Lanka using Morphological, Molecular and Organoleptic Parameters 51

 U.H.K. Dissanayake, R.W.K.M. Senevirathna, L.T. Ranaweera, W.W.M.U.K. Wijesundara, H.S.M. Jayarathne, C.K. Weebadde and S.D.S.S. Sooriyapathirana

 

5

Influence of Users’ Technology Readiness on the Perceived Value of Mobile Phone Enabled Internet Services

71
 

A.M.A.S.M. Bandara and L.N.A.C. Jayawardena

 

 
6 Analysis of Forest Cover Loss in Wilpattu Forest Complex: A Remotely Sensed Change Detection and Fragmentation Analysis 81
 

B.E.S. Bandara, R.P. De Silva and N.D.K. Dayawansa

 
7 Development of a Mathematical Procedure for Controlling Air Flow Rate in Tea Withering 93
 

W.M.S.Weerawardena , K.S.P. Amarathunga and W.S. Botheju

 
8 Effect of Selected Microenvironmental Factors on Colony Growth and Cross Infectional Ability of Fungal Pathogens Causing Root Rot Disease of Jak (Artocarpus heterophillus) 105
 

M.Kuruppu, D. M. De. Costa and T.H.P.S. Fernando

 
 
Short Communications
 
8 Degradation of Unplasticised Poly Vinyl Chloride Based Engineering Products Upon Exposure to Ultra Violet Radiation 117
  K. G. Alahapperuma and A. M. P. B. Samarasekara  
9 Harvest Maturity Affects Postharvest Quality of Lime Fruits (Citrus aurantifolia Swingle) 125
  S.D. Samaradiwakara, W.A.H. Champa and J.P. Eeswara  
10 Do Price Subsidies Lead to Over Application of Fertilizers? An Analysis of Kethata-Aruna Program of Sri Lanka 133
  H. Kanthilanka and J. Weerahewa  
11 Development and Evaluation of a Booklet on Dietary Guidelines and Menus for Pregnant Women in Sri Lanka 143
  A.M.N.T. Adikari, R. Sivakanesan, D.G.N.G. Wijesinghe and C. Liyanage  
12 Comparative Analysis of Leaf Vein Density in Sri Lankan Traditional Rice Varieties 153
  I.K. Edirisingha, E.M.T.P. Ekanayaka, D.V. Jayatilake and H.M.V.G. Herath