Faculty of Agriculture: Recent submissions

Now showing items 1-20 of 657

Efficiency of liquid organic fertilizer from poultry slaughter waste and jeevamurtha in hydroponic chilli cultivation

Manathunga, M.D.D.B.; Weeramange, M.V.; Mikunthan, T. (The International Institute of Knowledge Management (TIIKM), 2024)

Sri Lankan agriculture sector is vital to the country's economy but faces challenges: expensive inorganic fertilizers, limited land availability, climate change and disease outbreaks leading to reduced local agricultural ...
Structural Parameter Estimation in a Complex Mixed Conifer-Broadleaf Forest: Insights from UAV RGB Imagery through Structural, Textural, and Spectral Metrics

Jeyavanan, K.; Owari, T.; Tsuyuki, S.; Hiroshima, T. (SCION, 2024)

Introduction/Aim: Forest structure is the three-dimensional arrangement of its components, plays a crucial role in understanding forest ecological functions. Quantitative assessments of forest structure rely on forest ...
Needs and Trends of Rain Water Harvesting in Sri Lanka

Sayanthan, S.; Mikunthan, T.; Kannan, N.; Prabhaharan, M.; Thaneswaran, N. (International Journal of Research Studies in Agricultural Sciences (IJRSAS), 2017)

Water being one of the world’s basic resources and the most important element for lives to survive. But, because of several water related issues and population growth Sri Lanka is in a negative track in terms of water ...
Renewable energy resource of Sri Lanka! A review

Sayanthan, S.; Kannan, N. (International Journal of Environmental & Agriculture Research (IJOEAR), 2017)

Energy and related sectors play a key role in the developmental profile of Sri Lanka. Energy demand is going up and up with time due to population growth and industrial revolutions. In order to meet such growing needs ...
A simple approach to improve the quality of rice paddy processing wastewater

Neshankine, C.; Kannan, N. (Environmental Science & Engineering Magazine, 2021)

In Sri Lanka, there are 70,000 rice mills performing parboiling of 2.8 million metric tonnes of paddy (rough rice) per year. Rice processing is the country’s largest agro-based sector, producing more output per unit of ...
Estimation of the feeding values of Guinea and Glyricidia as feed for goats

Pagthinathan, M.; Arulnandhy, V.; Sinniah, J. (Eastern University, Sri Lanka, 2002)

In search of a valuable supplement for Guinea (Panicum maximum), having low feeding value, the browse species Glyricidia sepium is considered the promising source of good quality protein. Concentrates are usually of high ...
Factors influencing production of hygienic raw milk by small scale dairy producers in selected areas of the Jaffna district, Sri Lanka.

Sukanthy, V.; Sinniah, J.; Nagalingam, K. (Springer, 2009)

The objective of the study was to investigate the influence of dairy cow management techniques and milking methods on hygienic quality of raw milk. Total Bacterial Count (TBC) and Total Coliform Colonies (TCC) were ...
Crossbreeding trials with bore goats in Sri Lanka: Effects on the Birth Weights of Kids

Premasundeba, A.S.; Ravindran, V.; Dc Silva, G.P.L.; Jeyalingvatkani, S. (Tropenlandwirt, 1998)

Records of 2644 kids born between 1983 and 1990 from a crossbreeding programme involving Boer, Jamnapari and Kottukachchiya breeds were analyzed to study the effects of breed types, sex and month of birth on the birth ...
Quality evaluation of noodles developed from composite flour mixture using passion fruit (Passiflora edulis) peel and kodo millet (Paspalum scrobiculatum)

Sharukka, K.; Vaishnavy, P.; Vasantharuba, S. (Uva Wellassa, University of Sri Lanka, 2024)

Passion fruit (Passiflora edulis) peel and Kodo millet (Paspalum scrobiculatum) are excellent sources of dietary fiber, minerals and bioactive compounds. However, their potential health benefits are not fully evaluated ...
Extending shelf-life of Trichoderma viride pers. broth formula using different parts of tamarind, Tamarindus indica L. to scale-up commercial production

Vaithehi, S.; Pakeerathan, K.; Mikunthan, G. (University of Ruhuna, Sri Lanka, 2024)

Trichoderma viride is a promising bio control agent for various plant pathogens in sustainable agriculture. It can be multiplied in liquid and solid media, but liquid fermentation has a higher reproductive capacity than ...
Root-lesion nematode (Pratylenchus spp.) extraction from maize roots: a comparison of three methods

Thiruchchelvan, N.; Casonato, S.; Moukarzel, R.; Condron, L.; Kularathna, M. (New Zealand Plant Protection Society, 2024)

This study examines differences in extraction efficiency of three methods for extracting root-lesion nematodes (Pratylenchus spp.) from maize roots. The Baermann funnel, Whitehead & Hemming tray, and centrifugal-sugar ...
Complementary description of the female of Typhlodromus (Anthoseius) xini Wu (Acari: Phytoseiidae) with the first description of its male from Sri Lanka

Ismail Doker, I.; Weliwattage, A.; Jose, A.; Gunasingham, M. (Acarologia, 2024)

Typhlodromus (Anthoseius) xini Wu is reported for the first time in Sri Lanka. Its original description is not very detailed, being based on simple drawings and an absence of diagnostic characters that include chelicera ...
Phenological phase affects carrot seed production sensitivity to climate change – A panel data analysis

Asharp, G.; McGill, S.; Ward, A.; Sofkova-Bobcheva, S.; Pieralli, S. (Elsevier, 2023)

New Zealand is a major producer of carrot seeds globally. Carrots are an important nutritional crop for human consumption. Since the growth and development of carrot seed crops mainly depend on climatic factors, seed yield ...
Pollen-mediated gene flow from wild carrots (Daucus carota L. subsp. carota) affects the production of commercial carrot seeds (Daucus carota L. subsp. sativus) internationally and in New Zealand in the context of climate change: A systematic review

Asharp, G.; Pieralli, S.; Sofkova-Bobcheva, S.; Ward, A.; McGill, S. (Elsevier, 2024)

Climate change will impact the carrot seed industry globally. One adaptation strategy to limit climatic impacts on the production of commercial carrot seeds is geographical shift. However, production must be shifted to ...
Comparing vegetative growth patterns of cultivated (Daucus carota L. subsp. sativus) and wild carrots (Daucus carota L. subsp. carota) to eliminate genetic contamination from weed to crop

Asharp, G.; Pieralli, S.; Sofkova-Bobcheva, S.; Ward, A.; McGill, S. (Elsevier, 2024)

Wild carrot is a problematic weed that can threaten the genetic purity of cultivated carrots by hybridization. Wild carrots must be controlled before flowering to avoid the undesirable crossing with cultivated carrots. ...
Exploring the Use of Cropping Indices Over the Growth and Yield Performance for Selecting Okra–Cowpea Intercropping Systems

Kirisha, A.; Jeyavanan, K.; Sritharan, S. (Enviro Research Publishers, 2024)

Intercropping of crops has several advantages over monocropping systems, offering efficient utilization of farm resources. While growth and yield remain primary determinants of intercropping success, factors such as crop ...
UAV Photogrammetry for Estimating Stand Parameters of an Old Japanese Larch Plantation Using Different Filtering Methods at Two Flight Altitudes

Jeyavanan, K.; Owari, T.; Tsuyuki, S.; Hiroshima, T. (Sensors/MDPI, 2023)

Old plantations are iconic sites, and estimating stand parameters is crucial for valuation and management. This study aimed to estimate stand parameters of a 115-year-old Japanese larch (Larix kaempferi (Lamb.) Carrière) ...
Improving the Estimation of Structural Parameters of a Mixed Conifer–Broadleaf Forest Using Structural, Textural, and Spectral Metrics Derived from Unmanned Aerial Vehicle Red Green Blue (RGB) Imagery

Jeyavanan, K.; Owari, T.; Tsuyuki, S.; Hiroshima, T. (Remote Sensing/MDPI, 2024)

Forest structural parameters are crucial for assessing ecological functions and forest quality. To improve the accuracy of estimating these parameters, various approaches based on remote sensing platforms have been employed. ...
Restoring a dry tropical forest through assisted natural regeneration: enhancing tree diversity, structure, and carbon stock

Rajive, R.; Jeyavanan, K.; Thavananthan, S.; Sivamathy, S.; Venukopan, N.; Sritharan, S. (Elsevier, 2024)

Deforestation is a key factor in global climate change, severely impacting ecosystem services. Effective implementation of reducing emissions from deforestation and forest degradation (REDD+) initiatives is essential for ...
Assessment of Sustainability of Community Water Supply Projects : A case study from Jaffna, Sri Lanka

Thayaparan, Y.; Thushyanthy, M. (ESN Publisher, 2024)

Access to water resource is a right of the people and it is a basic requirement of human life. In Sri Lanka, the National Water Supply and Drainage Board (NWSDB) is the principal authority providing safe drinking water ...

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