Tropical Agricultural Research

Research Articles

Demand for Crop Insurance by Tea Smallholders in Badulla District: An Analysis of Willingness-To-Pay

Y. S. M. M. P. Yallarawa, D. V. P. Prasada

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30 Jun 2020

31 ( 3 ) : 1-10

Research Articles

Effects of Non-Tariff Measures on Seafood Exports from Sri Lanka: A Gravity Approach

K. P. G. L. Sandaruwan, S. A. Weerasooriya, J. Weerahewa

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30 Jun 2020

31 ( 3 ) : 11-24

Research Articles

Development of French Bread Using Flour Formulations with Wheat, Rice and Locally Available Legumes, and Evaluation of its Sensory and Nutritional Properties

P. P. G. S. P. Bandara, P. C. Arampath

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30 Jun 2020

31 ( 3 ) : 25-36

Research Articles

Effect of 1- MCP on Physico-Biochemical Properties and Delayed Ripening of ‘Ambul’ Banana at Ambient Conditions

W. M. C. B. Wasala, C. K. Beneragama, K. H. Sarananda, G. D. K. Kumara

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30 Jun 2020

31 ( 3 ) : 37-47

Research Articles

Impact of Zoning and Archaeological Legislation on Land Values in Kandy Municipal Council Area: A Hedonic-type Analysis

R. M. H. Rathnayaka, D. V. P. Prasada

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30 Jun 2020

31 ( 3 ) : 48-59

Research Articles

Small Pelagic Fish Value Chain and Its Contribution to Local Food Security: A Case Study in Gandara Fishing Village in Southern Coast of Sri Lanka

K. K. L. Hasini, W. N. De Silva, J. Santos

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30 Jun 2020

31 ( 3 ) : 60-71

Research Articles

Characteristics of Natural Cellulose Fibres Extracted from Sri Lankan Rice Straw Varieties

A. Ratnakumar, A. M. P. B. Samarasekara, D. A. S. Amarasinghe, L. Karunanayake

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30 Jun 2020

31 ( 3 ) : 72-82

Research Articles

Evaluating Implementation Fidelity of “Mother Supportive Group” Intervention to Improve Childhood Nutrition in Monaragala District of Sri Lanka

N. Gamagedara, B. E. P. Mendis, N. Wijesinghe

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30 Jun 2020

31 ( 3 ) : 83-94

Research Articles

Diversity and Distribution of Fin-fish and Prawn Species Assemblages of the Catch in Five Perennial Reservoirs in Northern Province, Sri Lanka

R. Rajeevan, U. Edirisinghe, A. R. S. B. Athauda

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30 Jun 2020

31 ( 3 ) : 95-105

Research Articles

Microcrystalline Cellulose as Reinforcing Agents for Polypropylene Composites

A. Ratnakumar, W. S. M. Rathnayake, L. Karunanayake, A. M. P. B. Samarasekara, D. A. S. Amarasinghe

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30 Jun 2020

31 ( 3 ) : 106-114

Research Articles

Assessment of Marker Based Genotype Diversity of Saltol QTL in Relation to Seedling Stage Salinity Tolerance in Selected Rice Genotypes

Y.A.P.K. Dayasena, U.A.K. Udawela, S.D.S.S. Sooriyapathirana

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01 Apr 2020

31 ( 2 ) : 1-11

Research Articles

Evaluation of Energy Balance in Tropical and Temperate Crossbred Dairy Cows at Post-Partum Transition Stage: A Case Study

K.K.T.N. Ranaweera, M.B.P.K. Mahipala, W.M.P.B. Weerasinghe

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01 Apr 2020

31 ( 2 ) : 12-20

Research Articles

Extraction of Microfibrilated Cellulose Using Waste Garment Cotton Fabrics

J.M.R Jayasinghe, A.M.P.B. Samarasekara, D.A.S. Amarasinghe

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01 Apr 2020

31 ( 2 ) : 21-28

Research Articles

Changes in Population Densities of Two White-Eye Species (Passeriformes: Zosteropidae) Along an Altitudinal Gradient in Sri Lanka

C.S. Wijesundara, S.K. Yatigammana, P. Silva

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01 Apr 2020

31 ( 2 ) : 29-40

Research Articles

Rainfall Trends in the North-Western and Eastern Coastal Lines of Sri Lanka Using Non – Parametric Analysis

W.W.U.I. Wickramaarachchi, T.U.S. Peiris, S. Samita

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01 Apr 2020

31 ( 2 ) : 41-54

Research Articles

Variations in Soil Chemical Parameters of Long Term Sugarcane Growing Alfisols under Contrasting Cropping Conditions at Sevanagala, Sri Lanka

H.A.S. Weerasinghe, G.P. Gunaratne, A.N. Jayakody, R.S. Dharmakeerthi

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01 Apr 2020

31 ( 2 ) : 55-64

Research Articles

Unobserved Components Model for Forecasting Sugarcane Production in Sri Lanka

B.D.S.K. Ariyawansha, N.R. Abeynayake, T. Sivananthawerl

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01 Apr 2020

31 ( 2 ) : 65-74

Research Articles

Field Performance of Mixtures of Pseudomonas and Bacillus spp. in Managing Papaya Ringspot Virus Disease and their Effect on Plant Defense Enzyme Activity

C. Ranasinghe, D.M. De Costa

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01 Apr 2020

31 ( 2 ) : 75-85

Research Articles

Modified Atmospheric Packaging Extends the Postharvest Shelf Life of Mukunuwenna (Alternanthera sessilis L.)

B.A.M.S. Kumara, C.K. Beneragama

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01 Apr 2020

31 ( 2 ) : 87-96

Research Articles

A Comparison of Chemical Profiles of Callus, Plant and Agarwood Extracts of Gyrinops walla using Thin Layer Chromatography

S. Selvaskanthan, D.B.R. Kaushalya, D.K.N.G. Pushpakumara, L. Jayasinghe, J.P. Eeswara

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01 Apr 2020

31 ( 2 ) : 97-105

Research Articles

Application of Polyphasic OJIP Chlorophyll Fluorescent Transient Analysis as an Indicator for Testing of Seedling Vigour of Common Bean (Phaseolus vulgaris L.)

R.A.I.S. Ariyarathna, S.L. Weerasena, C.K. Beneragama

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01 Apr 2020

31 ( 2 ) : 106-115

Research Articles

Equilibrium relations in the coconut sector: an analysis of fresh nut, oil and desiccated coconut market in Sri Lanka for the period 1956-2017

M. G. D. Abeysekara, D. V. P. Prasada, P. M. E. K. Pathiraja

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01 Jan 2020

31 ( 1 ) : 1-12

Research Articles

Impact of agricultural land use on soil organic carbon sequestration at sub-catchment scale

D. D. A. E. Hemamali, U. W. A. Vitharana, B. L. W. K. Balasooriya, C. P. Attanayake, W. S. Dandeniya, S. I. Nimanthi

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01 Jan 2020

31 ( 1 ) : 13-20

Research Articles

Sustenance of Seed Germination Potential of Two Okra (Abelmoschus esculentus L. Moench) Varieties under Different Environmental Conditions in Sri Lanka

R. A. I. S. Ariyarathna, S. L. Weerasena, C. K. Beneragama

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01 Jan 2020

31 ( 1 ) : 21-30

Research Articles

Mass Rearing of Mealybug Predator, Cryptolaemus montrouzieri Mulsant (Coleoptera: Coccinellidae) on two Mealybug Species, Planococcus minor and Pseudococcus viburni

D. U. M. Gunawardana, K. S. Hemachandra

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01 Jan 2020

31 ( 1 ) : 31-41