Mr. H.K.M.S. Kumarasinghe
+94 70 183 4138

Mr. H.K.M.S. Kumarasinghe

Senior Lecturer ( Grade -II )
Department of Crop Science,
Faculty of Agriculture, University of Ruhuna,
Mapalana, Kamburupitiya,
Sri Lanka 81100
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Research Interests
Protected house crop production Vegetable agronomy Fertilizer management Soilless culture and hydroponics Rice agronomy and allelopathy Medicinal and aromatic plants Sustainable crop production
Qualifications

Biography

Mr. H.K.M.S. Kumarasinghe is a Senior Lecturer (Grade II) in the Department of Crop Science, Faculty of Agriculture, University of Ruhuna. His research focuses on protected house crop production, soilless culture systems, vegetable agronomy, fertilizer management, and rice-based cropping systems including allelopathic weed management. He supervises undergraduate and postgraduate research and has co-authored numerous journal articles and conference papers on vegetable cultivation under controlled conditions, plant growth regulators, and soil amendments.

Journal Publications

Total: 34
01
Kumara, K. H. C. H., Fernando, M., Kumarasinghe, H. K. M. S., & Wathugala, D. (2025). Synergistic Effects of Rice Husk Biochar and Urea Fertilizer on Rice Growth Performance, Soil Properties, and Nitrogen Use Efficiency. Tropical Agricultural Research, Dec 2025.
02
Perera, D., Subasinghe, S., Kumarasinghe, H. K. M. S., Adikaram, K. K. L. B., & Piyaratne, M. K. D. K. (2025). Impact of Artificial Light and Albert Fertilizer on Growth, Yield, and Economic Viability of Salad Cucumber under Controlled Conditions. Tropical Agricultural Research, Dec 2025.
03
Perera, D., Subasinghe, S., Adikaram, K. K. L. B., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2025). Growth and Yield Performances of Cabbage Grown under a Protected House in Low Country Wet Zone of Sri Lanka as Affected by Artificial Lights and Rate of Albert Fertilizer. Tropical Agricultural Research, Sep 2025.
04
Perera, D., Subasinghe, S., Adikaram, K. K. L. B., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2025). Economic Viability and Effect of Rate and Split Application of Albert's Fertilizer on Growth and Yield Performances of Salad Cucumber Grown in an Automated Protected House in the Low Country Wet Zone of Sri Lanka. Tropical Agricultural Research, Sep 2025.
05
Perera, D., Subasinghe, S., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2025). Effect of different soilless growing media on the growth and yield of cabbage under controlled conditions. Tropical Agricultural Research, Aug 2025.
06
Basooriya, S. S., & Kumarasinghe, H. K. M. S. (2025). Effect of Foliar Application of Paclobutrazol on Growth and Yield of Tomato Cultivated Inside the Protected House in Low Country of Sri Lanka. Tropical Agricultural Research, Jul 2025.
07
Karunarathne, A. M., Subasinghe, S., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2025). Effect of rate and split application of Albert's solution on growth and yield of cauliflower under protected house conditions in the Low Country Wet Zone of Sri Lanka. Tropical Agricultural Research, Jun 2025.
08
Perera, D., Subasinghe, S., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2025). Impact of Plant Growth Regulators on Salad Cucumber (Cucumis sativus L.) Vine Length and Yield. Tropical Agricultural Research, Jan 2025.
09
Siriwardana, C. M., Kumarasinghe, H. K. M. S., & Wathugala D.L. (2025). Allelopathic Activity of the Residues of Herbaceous Weed Species Common in Orchards. Tropical Agricultural Research, Jan 2025.
10
Perera, D., Subasinghe, S., Adikaram, K. K. L. B., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2024). Economic Viability and Effect of Rate and Split Application of Albert's Fertilizer on Growth and Yield Performances of Salad Cucumber Grown in an Automated Protected House in the Low Country Wet Zone of Sri Lanka. Tropical Agricultural Research, Jun 2024.
11
Herath, T. K., Karunarathne, A. M., Kumarasinghe, H. K. M. S., & Fernando, M. (2024). Storage Root Production of Cassava (Manihot esculenta Crantz) as Affected by Number of Nodes per Cutting and De-budding of Axillary Buds under Container Gardening in the Wet Zone of Sri Lanka. Tropical Agricultural Research, Dec 2024.
12
Nayana, E., Subasinghe, S., Amarasinghe, T., Kumarasinghe, H. K. M. S., et al. (2023). Effect of maturity and potting media on vegetative propagation of Salacia reticulata (Kothalahimbatu) through stem cuttings. Tropical Agricultural Research, Jun 2023.
13
Mendis, A. P. I., Walpola, B. C., & Kumarasinghe, H. K. M. S. (2022). Effect of natural rubber tire waste charcoal (NRTWC) on soil chemical properties in tea growing soils. Tropical Agricultural Research, Dec 2022.
14
Perera, I. J. J. U. N., Rupasinghe, C. P., & Kumarasinghe, H. K. M. S. (2022). Evaluation of Green Chilli Grown using Different Grow Bag Packages and Fertilizers for Developing a Domestic Growing Model. Tropical Agricultural Research, Dec 2022.
15
Jayathilka, M., Adikaram, K. K. L. B., Kumarasinghe, H. K. M. S., & Jayasinghe, G. Y. (2022). Investigation of the Potential to Introduce Internet of Things (IoT) based Micro-Climate Controlling System for Salad Cucumber (Cucumis sativus) in Conventional Protected Houses. Tropical Agricultural Research, Dec 2022.
16
Mendis, A. P. I., Walpola, B. C., & Kumarasinghe, H. K. M. S. (2022). Natural Rubber Tire Waste Charcoal (NRTWC) on Organic Carbon Mineralization in Tea Growing Soils. Tropical Agricultural Research, Jul 2022.
17
Siriwardana, C. M., Kumarasinghe, H. K. M. S., & Wathugala Gamage, D. L. (2022). TARE 24(4) Allelopathic Activity of Herbaceous Weeds. Tropical Agricultural Research and Extension, 24(4), Feb 2022.
18
Siriwardana, M., Kumarasinghe, H. K. M. S., & Wathugala, D. (2021). Allelopathic activity of the residues of herbaceous weed species common in orchards. Tropical Agricultural Research, Dec 2021.
19
Mendis, A. P. I., Walpola, B. C., & Kumarasinghe, H. K. M. S. (2021). Impact of Natural Rubber Tire Waste Charcoal on Selected Soil Physical Characteristics of Tea Growing Soils. Tropical Agricultural Research, Dec 2021.
20
Wickramarathne, W. A. G. C. P., Wathugala, D., Amarasekara, D. A. B. N., & Kumarasinghe, H. K. M. S. (2021). Effect of UV treated silver on black polythene mulch on the growth and yield of Capsicum annuum L. (chilli) var. MI2 AND MI3. Tropical Agricultural Research, Oct 2021.
21
Nakandala, N., De Silva, M. A., Halvitigala, A., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2021). Morphological characterization of Terminalia chebla (Aralu) and their propagation techniques. Tropical Agricultural Research, Jun 2021.
22
Jayathilaka, S., Adikaram, K. K. L. B., Kumarasinghe, H. K. M. S., & Jayasinghe, G. Y. (2020). Effectiveness of IoT based automation system for salad cucumber (Cucumis sativus) cultivation in protected house under Sri Lankan conditions. Tropical Agricultural Research, Dec 2020.
23
Jayathilka, N., Adikaram, K. K. L. B., & Kumarasinghe, H. K. M. S. (2020). Effectiveness of IoT based automation system for salad cucumber (Cucumis sativus) cultivation in protected house under Sri Lankan condition. Tropical Agricultural Research, Dec 2020.
24
Siriwardana, C. M., Wathugala Gamage, D. L., & Kumarasinghe, H. K. M. S. (2019). Growth and yield responses of papaya (Carica Papaya L.) intercropped with herbaceous weeds. Tropical Agricultural Research, Dec 2019.
25
Kumara, K. H. C. H., Wathugala, D., Hafeel, R., & Kumarasinghe, H. K. M. S. (2019). Effect of Nano Calcite Foliar Fertilizer on the Growth and Yield of Rice (Oryza sativa). Tropical Agricultural Research, 31(1), Sep 2019. DOI: 10.4038/tar.v31i1.8356. https://doi.org/10.4038/tar.v31i1.8356
View DOI
26
Mendis, A. P. S., Wathugala, D., & Kumarasinghe, H. K. M. S. (2019). Evaluation of appropriateness of current weed management techniques practiced in rice cultivation in Akuressa and Athuraliya D.S. divisions. Tropical Agricultural Research, Jun 2019.
27
Kumara, K. H. C. H., Roshni, H., Wathugala, D., & Kumarasinghe, H. K. M. S. (2017). Effect of nano-calcite foliar fertilizer on growth and yield of Oryza sativa variety AT 362. Tropical Agricultural Research, Sep 2017.
28
Kumarasinghe, H. K. M. S., Subasinghe, S., & Ransimala, D. (2016). Effect of coco peat particle size for the optimum growth of nursery plant of greenhouse vegetables. Tropical Agricultural Research, Nov 2016.
29
Gunawardana, D. T., Amarasinghe, T., Kumarasinghe, H. K. M. S., & Galahitigama, H. (2015). Comparison of Nutrient Content in Acid Treated Fish Waste Compost with Normal Fish Waste Compost. Tropical Agricultural Research, Oct 2015.
30
Wathugala Gamage, D. L., Jayakodi, T. S. D., Ranagalage, A., & Kumarasinghe, H. K. M. S. (2013). Evaluation of allelopathic potential of Sri Lankan improved rice (Oryza sativa L.) varieties for control of Echinochloa crus-galli. Tropical Agricultural Research and Extension, 16, Dec 2013.
31
Kumarasinghe, H. K. M. S., Subasinghe, S., & Aruna Kumara, K. K. I. U. (2013). Seed Propagation of Rath Hadun (Pterocarpus santalinus Linn.) as Affected by Method of Soaking and Scarification. Tropical Agricultural Research, Jul 2013.
32
Priyadarshani, N., Amarasinghe, T., Subasinghe, S., Kumarasinghe, H. K. M. S., et al. (2013). Effect of organic and inorganic fertilizers on biomass production, oil yield and quality of vetiver (Vetiveria zizanioides L.). Tropical Agricultural Research, Apr 2013.
33
Priyadarshani, N. D. N., Amarasinghe, M. K. T. K., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2011). Selection of the most suitable pot height and harvesting stage for higher growth, yield and oil quality of Vettiver (Vetiveria zizanioides). Tropical Agricultural Research, Dec 2011.
34
Priyadarshani, N. D. N., Amarasinghe, M. K. T. K., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2011). Effect of Potting Mixture on Plant Growth, Yield and Oil Quality of Vetiver (Vetiveria zizanioides L). Tropical Agricultural Research, Aug 2011.

Conference Publications

Total: 57
01
Kumara, K. H. C., Siriwardena, M. H. U., Withanawasam, D. M., Wathugala, D., & Kumarasinghe, H. K. M. S. (2025). Influences of rice husk biochar and nitrogen fertilizer on soil properties and rice (Oryza sativa L.) yield in low country Dry zone of Sri Lanka. Proc. Symposium, Dec 2025.
02
Kumara, K. H. C., Siriwardana, M. H. U., Withanawasam, D. M., Wathugala, D., & Kumarasinghe, H. K. M. S. (2025). Combined Application of Biochar and Nitrogen Fertilizer on Nitrogen Use Efficiencies and Grain Yield of Rice (Oryza sativa L.). Annual Research Symposium, Jun 2025.
03
Basooriya, S. S., Kumarasinghe, H. K. M. S., & Lakmali, H. G. W. (2025). Evaluation of Protein Baits Developed using Sap Extracts of Selected Cucurbits for Melon Fly Management. Annual Research Symposium, Jun 2025.
04
Karunarathne, A. M., Sandeepa, U. A. A., Sampath, K. H. H. U., & Kumarasinghe, H. K. M. S. (2025). Evaluation of Particle Size of Coco Peat and Short Fine Coconut Fiber on Nursery Pellets for Vegetable Seedlings. Annual Research Symposium, Jun 2025.
05
Hettiarachchi, H. R. S., Basooriya, S. S., & Kumarasinghe, H. K. M. S. (2025). Effect of training and pruning methods on growth and yield of Salad Cucumber (Cucumis sativus L.) under protected house conditions. Annual Research Symposium, Jan 2025.
06
Basooriya, S. S., Wijesundara, I., Kumarasinghe, H. K. M. S., & Disanayaka, R. D. V. R. (2024). Unlocking the Potential of Paclobutrazol in Vegetable Cultivation: A Comprehensive Review Analysis with Special Reference to Tomato, Chilli, and Cucumber. Annual Research Symposium, Sep 2024.
07
Basooriya, S. S., Disanayaka, R. D. V. R., Wijesundara, I., & Kumarasinghe, H. K. M. S. (2024). Evaluation of Growth and Yield of Two Gherkin (Cucumis anguria) Varieties as Affected by Urea and Calcium Nitrate and Skipping 1st Top Dressing. Annual Research Symposium, Sep 2024.
08
Basooriya, S. S., Wijesundara, I., Kumarasinghe, H. K. M. S., & Disanayaka, R. D. V. R. (2024). Employing the Potential Benefits of Elephant Dung in Agriculture: A Comprehensive Review on its Utilisation as a Growing Medium and Compost Source. Annual Research Symposium, Jul 2024.
09
Wijesundara, I., Basooriya, S. S., Kumarasinghe, H. K. M. S., & Dissanayake, R. D. V. R. (2024). Potential of organic rooting substances in horticultural crop propagation: A comprehensive review with a focus on aloe vera gel, coconut water, and bee honey. Annual Research Symposium, Jul 2024.
10
Basooriya, S. S., & Kumarasinghe, H. K. M. S. (2024). EFFECT OF METRIBUZIN, GLYPHOSATE APPLICATION AND MANUAL WEEDING ON GROWTH, YIELD AND COST FOR WEEDING IN PRODUCTION OF SOYBEAN (Glycine max L.). Annual Research Symposium, Jun 2024.
11
Kumarasinghe, H. K. M. S., & Wijesundara, I. (2024). Study the Impact of Gibberellic Acid Inhibition by Foliar Application of Paclobutrazol on Growth and Yield of Curry Chili Cultivated in Shaded Protected House. Annual Research Symposium, Jun 2024.
12
Basooriya, S. S., Kumarasinghe, H. K. M. S., & Bandaranayake, A. R. B. W. M. C. D. (2024). Effect of Plant Growth Regulators and Stress Conditions for Accelerated Peak Harvest of Gherkin. Annual Research Symposium, Jun 2024.
13
Basooriya, S. S., & Kumarasinghe, H. K. M. S. (2024). Effect of Foliar Application of Paclobutrazol on Growth and Yield of Tomato Cultivated in Protected House in Low Country of Sri Lanka. Annual Research Symposium, Jun 2024.
14
Basooriya, S. S., Kumarasinghe, H. K. M. S., & Kumara, D. (2024). Effect of Application of Paclobutrazol on Growth and Yield of Salad Cucumber Cultivated in Protected House. Annual Research Symposium, Jun 2024.
15
Sampath, K. H. H. U., Kumarasinghe, H. K. M. S., Karunarathne, A. M., & Wijesuriya, W. M. H. H. (2024). Evaluation of clay soil mixtures as cost-effective grow bag media for curry chili (Capsicum annuum) cultivation under protected house conditions. Annual Research Symposium, May 2024.
16
Piyaratne, M. K. D. K., Jayawardhana, W. R. S., Madhumali, H. N. D., & Kumarasinghe, H. K. M. S. (2024). Effect of different dimensions of grow bags and split application of Albert's fertilizer on growth and yield of salad cucumber (Cucumis sativus L.) under protected environment. Annual Research Symposium, May 2024.
17
Perera, D., Subasinghe, S., Adikaram, K. K. L. B., Piyaratne, M. K. D. K., & Kumarasinghe, H. K. M. S. (2024). Economic Viability of Cabbage Cultivation under Protected Houses with and without Artificial Lights in Low Country Wet Zone of Sri Lanka. Annual Research Symposium, Jan 2024.
18
Perera, D., Subasinghe, S., Adikaram, K. K. L. B., Piyaratne, M. K. D. K., & Kumarasinghe, H. K. M. S. (2024). An Economic Validation of Salad Cucumber Cultivation under Protected House Conditions in Low Country Wet Zone of Sri Lanka. Annual Research Symposium, Jan 2024.
19
Karunarathne, A. M., Subasinghe, S., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2024). Effect of artificial light supplementation and split application of Albert's fertilizer solution on growth and yield of Bell Pepper in protected conditions. Annual Research Symposium, Jan 2024.
20
Karunarathne, A. M., Subasinghe, S., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2023). GROWTH, YIELD AND ECONOMIC PERFORMANCES OF Brassica oleracea VAR. BOTRYTIS UNDER THE PROTECTED HOUSE IN THE LOW COUNTRY WET ZONE OF SRI LANKA AS AFFECTED BY ARTIFICIAL LIGHT SUPPLEMENTATION AND SPLIT APPLICATION OF ALBERT'S FERTILIZER SOLUTION. Annual Research Symposium, Jun 2023.
21
Priyadarshani, N., Amarasinghe, T., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2023). Production Potential of Vetiver (Vetiveria zizanioides L.) as Affected by Different Planting Methods and Spacings. Annual Research Symposium, Jun 2023.
22
Madushanka, B. G. R., Ranathunge, N., Kumarasinghe, H. K. M. S., & Sandani, H. B. P. (2023). Screening and Evaluation of the Potential Use of Fusarium spp. for Effective Stimulation of Resin Production in Gyrinops walla. Annual Research Symposium, Jun 2023.
23
Priyadarshani, N., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2023). Selection of Favorable Exogenous Factors on Adventitious Root Formation in Kollankola (Pogostemon heyneanus) cuttings. Annual Research Symposium, Jun 2023.
24
Premathilake, A., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2023). Studies on Vegetative Propagation of Costus speciosus (Thebu), as Affected by Cutting Type and Potting Mixture. Annual Research Symposium, Jun 2023.
25
Priyadarshani, N., & Kumarasinghe, H. K. M. S. (2023). Effect of Different Seed Treatments and Growing Media on Cleistanthus collinus Roxb. (Gaja Madara). Annual Research Symposium, Jun 2023.
26
Weerakkody, W. M. A. S., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2023). In-vivo Propagation of Rosewood (Delbergia latifolia roxb.) through Stem Cuttings. Annual Research Symposium, Jun 2023.
27
Kumarasinghe, H. K. M. S., & Amarawansha, P. G. W. M. (2023). Effect of Plant Growth Regulators on Growth and Yield of Soybean (Glycine max). Annual Research Symposium, Jun 2023.
28
Ranagalage, A. S., Wathugala, D., & Kumarasinghe, H. K. M. S. (2023). Evaluation of Allelophathic Potential of Selected Traditional Rice (Oryza sativa L.) Cultivars in the Early Vegetative Stage on Barnyard Grass (Echinochloa crus-galli) Seedling Growth. Annual Research Symposium, Jun 2023.
29
Galahitigama, H., & Kumarasinghe, H. K. M. S. (2023). Studies on Growth and Yield Performances of Hydroponically Grown Japanese Cucumber (Cucumis sativus L.) as Effected by Ionized Fertilizer Instead of Albert's Solution. Annual Research Symposium, Jun 2023.
30
Lalith, S., Kumarasinghe, H. K. M. S., & Geekiyanage, S. (2023). Inoculation effect of an endophytic bacterium isolated from a legume weed on vegetative growth of Sri Lankan traditional rice variety 'Rata wee'. Annual Research Symposium, Jun 2013.
31
Jayasinghe, G. W. D. K., Ranathunge, N., & Kumarasinghe, H. K. M. S. (2023). EVALUATION OF SOME SELECTED PLANT SPECIES AS POTENTIAL BIOFUMIGANTS AGAINST RHIZOCTONIA SOLANI, THE CAUSAL AGENT OF DAMPING-OFF DISEASE IN TOMATO. Annual Research Symposium, Jun 2023.
32
Nayana, E., Subasinghe, S., Amarasinghe, T., & Kumarasinghe, H. K. M. S. (2023). Studies on Vegetative Propagation of Salacia reticulate (Kothalahimbatu) through Stem Cuttings as Affected by Maturity of Cuttings and Potting Media. Annual Research Symposium, Jun 2023.
33
Dahanayake, N., Kumarasinghe, H. K. M. S., Alawathugoda, C. J., & Ranawake, L. (2023). Mycorrhizal inoculation enhances growth and development of rice (Oryza sativa L.). Annual Research Symposium, Jun 2023.
34
Subasinghe, S., & Kumarasinghe, H. K. M. S. (2023). Development of vegetative propagation technique for nutmeg (Myristica fragrans). Annual Research Symposium, Jun 2023.
35
Priyadarshani, N., Amarasinghe, T., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2023). Effect of application of different fertilizers on growth, yield and quality of vetiver (Vetiveria zizanioides). Annual Research Symposium, Jun 2023.
36
Priyadarshani, N., Kumarasinghe, H. K. M. S., Subasinghe, S., & Fernando, M. (2023). Studies on Rooting of Kollankola (Pogostemon heyneanus) as Affected by Cutting Length and Moisture Level. Annual Research Symposium, Jun 2023.
37
Perera, D., Subasinghe, S., Adikaram, K. K. L. B., & Kumarasinghe, H. K. M. S. (2023). Rooting of Salad Cucumber (Cucumis sativus L.) Cuttings as Affected by Cutting Position and Growing Media. Annual Research Symposium, Jun 2023.
38
Perera, D., Subasinghe, S., Kumarasinghe, H. K. M. S., & Ranasinghe, B. C. S. (2023). Effect of Artificial Light and Rate of Albert Fertilizer on Growth and Yield of Cabbage (Brassica oleracea) under the Controlled Environmental Condition. Annual Research Symposium, Jun 2023.
39
Perera, D., Subasinghe, S., Adikaram, K. K. L. B., & Kumarasinghe, H. K. M. S. (2023). Effect of different growing media on growth and yield of cabbage (Brassica oleracea L. var Green Coronet) under controlled environmental conditions. Annual Research Symposium, Jun 2023.
40
Priyadarshani, N., Kumarasinghe, H. K. M. S., & Subasinghe, S. (2023). Studies on Rooting of Kollankola (Pogostemon heyneanus Benth) as Affected by Potting Media, Cutting Types and a Rooting Hormone. Annual Research Symposium, Jun 2023.
41
Aruna Kumara, K. K. I. U., Subasinghe, S., Kumarasinghe, H. K. M. S., & Senaratne, R. (2023). Introduction of Home Gardening to a Fishery Village-Gandara Experience. Annual Research Symposium, Jun 2023.
42
Rathnayake, R. M. A. P., Amarasinghe, T., & Kumarasinghe, H. K. M. S. (2023). Vegetative propagation of lemongrass as affected by variety, slip height, potting media and pruning. Annual Research Symposium, Jun 2023.
43
Kumarasinghe, H. K. M. S., & Jayawardhane, T. R. (2023). Improvement of elephant dung as soilless substrate for tomato cultivation under protected house conditions. Annual Research Symposium, Jun 2023.
44
Muthuwan, U., Perera, D., Subasinghe, S., & Kumarasinghe, H. K. M. S. (2023). Growth and yield performances of salad cucumber as affected by artificial light and rate of fertilizer under controlled environmental conditions. Annual Research Symposium, Jun 2023.
45
Aruna Kumara, K. K. I. U., Subasinghe, S., Kumarasinghe, H. K. M. S., & Senaratne, R. (2023). Food and Nutritional Security through Waste Management - a Case Study at Madiha. Annual Research Symposium, Jun 2023.
46
Kumarasinghe, H. K. M. S., Perera, D., Subasinghe, S., & Piyaratne, M. K. D. K. (2023). Growth and yield performances of salad cucumber grown in an automated protected house in the low country wet zone of Sri Lanka as affected by rate and split application of Albert fertilizer. Annual Research Symposium, Feb 2023.
47
Subasinghe, S., Adikaram, K. K. L. B., Kumarasinghe, H. K. M. S., Piyaratne, M. K. D. K., & Perera, D. (2022). Growth and yield performances of cabbage grown under polytunnel in low country wet zone in Sri Lanka as affected by rate and split application of Albert fertilizer. Annual Research Symposium, Jun 2022.
48
Karunarathne, A. M., Subasinghe, S., Kumarasinghe, H. K. M. S., & Piyaratne, M. K. D. K. (2022). Effect of rate and split application of fertilizer on growth and yield performances of Brassica oleracea var. botrytis under IoT-based protected house in low-country wet zone of Sri Lanka. Annual Research Symposium, Jan 2022.
49
Karunarathne, A. M., Subasinghe, S., Adikaram, K. K. L. B., & Kumarasinghe, H. K. M. S. (2021). Effect of rate and split of fertilization on growth and yield performances of bell pepper (Capsicum annuum) in a protected house in low country wet zone of Sri Lanka. Annual Research Symposium, Nov 2021.
50
Ranaweera, D., Kumarasinghe, H. K. M. S., Lakshman, P. L. N., & Rathwatta, C. (2019). Comparison of Nutritional and Post Harvest Quality of Salad Cucumber (Cucumis sativus) Grown in conventional and IoT based Automated Protected Houses. Annual Research Symposium, Sep 2019.
51
Hasanthi, S., Kumarasinghe, H. K. M. S., Adikaram, K. K. L. B., & Rathwatta, C. J. (2019). Nitrogen Assessing Method of Salad Cucumber (Cucumis sativus) based on RGB Colour Values of Leaf and Above Ground Parameters. Annual Research Symposium, Feb 2019.
52
Jayathilka, M., Adikaram, K. K. L. B., Kumarasinghe, H. K. M. S., & Jayasinghe, G. Y. (2019). Iot (Internet of Things) based Smart Automated Protected Houses for Cucumis sativus (salad cucumber) Cultivation. Annual Research Symposium, Feb 2019.
53
Siriwardana, C. M., Kumarasinghe, H. K. M. S., & Wathugala Gamage, D. L. (2018). Use of herbaceous weeds as a cover crop for weed management in Papaya Orchard. Annual Research Symposium, Aug 2018.
54
Aluthgamage, H. N., Fonseka, D. L. C., Beneragama, C., & Kumarasinghe, H. K. M. S. (2020). Bark, Leaf and Stem Yield of Cinnamon as Affected by Spacing and Type of Planting Material: At the Stage of First Harvest. Annual Research Symposium, Jul 2020.
55
Aluthgamage, H. N., Fonseka, D. L. C., Beneragama, C., & Kumarasinghe, H. K. M. S. (2020). Influence of Spacing and Type of Planting Material on Selected Growth Parameters of Cinnamomum verum j. Presl (Cinnamon): at the Stage of First Harvest. Annual Research Symposium, Feb 2020.
56
Perera, P. C. D., Kumarasinghe, H. K. M. S., & Dahanayake, N. (2015). Evaluation of the response of vegetative growth parameters of selected rice (Oryza sativa L spp. Indica) varieties to Urea, Blue granule and their combination. Annual Research Symposium, Apr 2015.
57
Siriwardana, C. M., Kumarasinghe, H. K. M. S., & Wathugala Gamage, D. L. (2020). ALLELOPATHIC ACTIVITY OF THE RESIDUES OF COMMON HERBACEOUS WEED SPECIES IN ORCHARDS. Annual Research Symposium, Dec 2020.