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International Symposium on Agriculture and Environment - 2020
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Browsing International Symposium on Agriculture and Environment - 2020 by Issue Date

Browsing International Symposium on Agriculture and Environment - 2020 by Issue Date

Now showing items 1-20 of 125

Agronomic Traits and Grain Yield Performances of Traditional and Improved Varieties of Rice Cultivated during Yala and Maha Seasons

Hafeel, R. F.; Erandika, H. C. W. S.; Dulanthi, M. G. M.; Bulgahapitiya, V. P.; Bentota, A. P.; De Zoysa, G. E. D.; Herath, H. M. S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-01-14)

To investigate growth and yield performances of popular traditional (15) and improved (15) rice varieties, 14 day old seedlings were transplanted in experimental plots (8x3m) with 3 replicates to randomized complete ...
In Vitro Establishment of Cissampelos pareira Linn (Diyamiththa)

Fonseka, D.L.C.K.; Aluthgamage, H.N.; Kalinga, S.; Anuththara, V.G.S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Cissampelos pareira Linn: a slender climber belongs to the family Menispermaceae, is a highly valued medicinal plant species known as Diyamiththa in Sri Lanka. It has been used as an ingredient in ayurvedic, unani and ...
Effect of Gibberellic Acid, Thiourea, Dextrose and Foliar Nutrients on the Growth of Mangosteen Seedlings (Garcinia mangostana L.)

Warusavitharana, A.J.; Amarasinghe, A.A.Y.; Dissanayake, D.G.D.; Anuradha, H.L.T.; Lakshani, T.A.D.C. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Mangosteen (Garcinia mangostana L.) is a tropical fruit with great economic potential. The major impediment to the development of the mangosteen industry is slow growth and the long pre bearing stage that seedlings require ...
Influence of Some Latex Flow Dynamics Associated with Different Latex Harvesting Systems on Latex Yield of Different Clones of Rubber (Hevea brasiliensis Muell. Arg.)

Silva, T.U.K.; Seneviratne, P.; Senevirathna, A.M.W.K.; De Costa, W.A.J.M.; Subasinghe, H. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

A half spiral cut tapped downward is generally used by all over the rubber growing countries to harvest latex. However, the rate of bark consumption associated with different latex harvesting systems directly influence ...
Identification of Mahogany (Swietenia macrophylla) and Khaya (Khaya senegalensis) Timber Species using Anatomical Features

Muthumala, C.K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Timber is considered to be an ecologically friendly building material with less construction energy requirements. The Mahogany and Khaya species are economically valuable timber species belong to family Meliaceae. ...
Bio-efficacy of New Herbicide Molecules in Wet Seeded Rice Culture in Sri Lanka

Bandara, R.M.U.S.; Hafeel, R.F.; Weerasinghe, W.D.P.; Millawithanachi, M.C.; Sivanason, S.; Raisoon, K.L.M.; Malaviarachchi, M.A.P.W.K.; Wijithawarna, W.A.; Santha, P.G.S.; Abeysinghe, U.S.K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)
Phytochemical Screening of Selected Medicinal Plants in Sri Lanka

Silva, R.; Nugara, R.N.; Manage, P.M.; Undugoda, L.; Udayanga, D.; Nilmini, R. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)
Abscisic Acid on Mitigation of Drought Stress in Groundnut (Arachis hypogaea L.)

Gunathilaka, W. M. N. D.; Hewawitharana, T. S.; Lakmali, D. L. D. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Drought is one of the most important abiotic stresses which affect the crop growth and yield. Groundnut (Arachis hypogeal L.), a major leguminous oil crop cultivated in the world is significantly affected with drought, ...
Impact of Stock - Scion Interaction on the Quality of Planting Materials of Rubber (Hevea brasiliensis)

Handapangoda, R.; Subasinghe, S.; Seneviratne, P. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Effect of stock on scion performances is a critical factor to produce quality planting materials, in bud grafting, for rubber industry. Selection suited stock- scion combinations should be done to have a clonal ...
Life Cycle Assessment on Climate Change Impacts from Sugarcane Cultivation in Sri Lanka and their Mitigation Potentials through Effective Utilization of Crop Residues

Rathnayake, M.; Rajinika, K. T.; Senevirathne, C. J .W. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Sugarcane is the feedstock for raw sugar manufacturing in Sri Lanka where the existing cultivation occupies 30,000 hectares that is around 35% of the arable land area for sugarcane. Future improvements in the local ...
Study of Plant Species Composition, Stratification Structure, and Tree Species Diversity of Home Gardens in Belipola (Up Country Intermediate Zone), Sri Lanka

Chathuranga, H. N. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Home garden is a sustainable land management system that could be of great utility in ecosystem with both plant biodiversity and biomass. The present study was conducted in Belipola village situated in Welimada region ...
Evaluation of Korean Sesame germplasm under Sri Lankan Climatic Conditions for the Variety Improvement

Nayana, E.K.E.C.; Premalal, N.H.R. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Germplasm evaluation is a part of the methodology of the plant breeding programmes to select adaptive and high yielding genotypes. Evaluation of sesame germplasm is essential task as it is important to find out special ...
Climate Challenge on Australian Rice Production – A Comparison in Two Climatic Zones

Liyanage, A.; Dasanayake, K. B.; Cullen, B. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

More than half of the world's population consumes rice as the staple food and Australia produces 1.2 million tons of rice per year feeding around 40 million people daily. Future climate change predicts increase ...
Challenges in Adoption of Integrated Pest Management Practices in Vegetable Cultivation in Hambantota District, Sri Lanka

Liyanage, N.P.; Gunasena, M.T.; Nilantha, V.G.S.; Surangi, J.W.L.; De silva, M.M.U. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Farmers extremely rely on usage of synthetic pesticide in high yielding cropping systems in developing countries. Therefore, there is an urgent need to adopt integrated pest management (IPM) practices in crops cultivation ...
Effect of Biofilm Biofertilizer on the Performances of Native Plant Species in Degraded Grasslands at Knuckles Forest Reserve, Sri Lanka

Gunasekara, R.D.A.; Senevirathne, G.; Gunatilleke, I.A.U.N.; Gunatilleke, C.V.S.; Gunaratne, A.M.T.A. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Lower montane forest in “Knuckles Forest Reserve” is important due to harbouring of high biodiversity and provision of watershed services to Sri Lanka. In the British colonial era, these forests were cleared for coffee ...
Effect of Urbanization on Water Quality of Selected Canals in Colombo and its Suburbs; with Special Reference to Diatoms

Prasad, G.H.D.S.; Gamage, T.P.D.; Atapaththu, K.S.S.; Gomes, P.I.A. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Diatoms are widely used in monitoring environmental contamination and serve as bio-indicator for water quality and pollution status and they are more sensitive to the small variations in the environment as compared to ...
Hydrophobic Effects on Organic Matter Retention in Potting Media

Prathibha, J.K.P.N.; Samarawickrama, U.I.; Leelamanie, D.A.L. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Growing plants under controlled environments able to provide optimum status for their development. Potting media is a key factor which governs the root environment of potted plants. It provides the physical support, ...
Bio-control Potentiality of Forty Soil Actinomycetes against Sclerotium rolfsii. Sacc.

Hossain, K.S.; Sadat, K M.R.; Rahman, H. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Sclerotium rolfsii. Sacc. [Teleomorph: Athelia rolfsii (Curzi) C.C. Tu & Kimbr.] is a necrotrophic soil borne facultative plant pathogen. This cosmopolitan fungus has a very wide host range, affecting more than 500 ...
Genetic Diversity of Selected Sri Lankan Traditional Rice (Oryza sativa L.) Varieties

Tennakoon, A.; Sandamal, S.; Ratnasekera, D. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

A large number of traditional rice accessions belong to Sri Lanka, which may serve as a valuable genetic resource for the improvement of rice mainly in terms of biotic and abiotic stress resistance and nutritional ...
An Analysis of the Relationship between Advanced Level Z-Score and Academic Performance of Graduates of the Faculty of Agriculture, University of Ruhuna

Atapattu, N.S.B.M.; Mudalige, S.K.K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2020-02-14)

Scientific analyses on the factors that influence the undergraduates’ academic performance are essential in revising curricula and assessment strategies. The objective of this study was to determine the relationship ...

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