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International Journal of Tropical Agricultural Research & Extension: Recent submissions

Now showing items 361-380 of 466

FUNCTIONAL CONSTITUENTS OF FRUIT JUICES AFTER ACETIC ACID FERMENTATION

Buddhika, Amal; Perumpuli, Buddhika Niroshie; Dilrukshi, Nirosha (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Fruits are dense sources of nutrients with many functional properties. Acetification of fruit juices generates different types of fruit vinegar with a variety of flavors and uses. In this study, Alcoholic juices fermented ...
COMPREHENSIVE EVALUATION OF AERATED SOAKING FOR PADDY PARBOILING IN AN ECO-FRIENDLY MANNER

Neshankine, C.; Kannan, N. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Aerated soaking of paddy is a simple novel technique to utilize water effectively. Therefore, automated water circulation was maintained in the aerated soaking systems using a motor and timer. The timer was set with 70 ...
ACCUMULATED THERMAL TIME AFFECTS GROWTH, YIELD AND PHENOLOGICAL DEVELOPMENT OF SESAME (Sesamum indicum L.) IN THE DRY ZONE OF SRI LANKA

Kumara, H.W.K.P.; Fernando, K.M.C.; Gunathilaka, W.M.N.D. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

The present experiment was conducted to determine the impact of accumulated thermal time on the growth, yield and phenology of Sesame (Sesamum indicum L.) in the dry zone of Sri Lanka. Uma, Malee and MI-3 varieties were ...
ALLELOPATHIC ACTIVITY OF THE RESIDUES OF HERBACEOUS WEED SPECIES COMMON IN ORCHARDS

Siriwardana, A.J.M.C.M.; Kumarasinghe, H.K.M.S.; Wathugala, D.L. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Cleome viscose L, Andrographis paniculata (Burm. f.) Nees, Ocimum sanctum L. and Celosia argentea L are common herbaceous weed species in orchards with allelopathic activity. This study was conducted to examine the ...
Contribution of Non-Timber Forest Products (NTFPs) Utilization to the Well-Being of Women: Evidence From Nigeria

Adepoju, A.O.; Adewale, A.A.; Jayeola, O.B. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

This paper assessed the contribution of NTFPs to the well-being of women living in Ewekoro Local Government Area of Ogun State, Nigeria. Logistic regression and Ordered Logistic regression models were used to assess the ...
THE SIGNIFICANCE OF LIVESTOCK AS A CONTRIBUTOR TO GLOBAL GREENHOUSE GAS EMISSIONS TODAY AND IN THE NEAR FUTURE

Seresinhe, Thakshala (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

In animal agriculture, the greatest contributors to methane emissions are enteric fermentation and manure man agement. Enteric methane emissions were higher with ruminant animals while manure storage methane was high er ...
EFFECT OF UV TREATED SILVER ON BLACK POLYTHENE MULCH ON THE GROWTH AND YIELD OF Capsicum annuum L. (CHILLI) VAR. MI2 AND MI3

Wickramarathne, W.A.G.C.P.; Wathugala, D.L.; Amarasekara, D.A.B.N.; Kumarasinghe, H.K.M.S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Weed infestation is one of the limiting factors in the production of chilli (Capsicum annuum L.). Weeds reduce the availability of nutrients and water for the main crop reducing the fruit yield. The application of ...
AN EFFICIENT MASS PROPAGATION PROTOCOL FOR Aegle marmelos (L.) Corr. THROUGH IN VITRO GENERATED SHOOT TIPS

Fonseka, D.L.C.K.; Hansani, S.A.N.P.; Aluthgamage, H.N. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Aegle marmelos (L.) Corr. commonly known as ‘beli’ in Sri Lanka is an important fruit tree with extensive medicinal uses in indigenous medicinal systems. The plant is conventionally propagated by seeds which have short ...
ANALYZING SUITABLE COMBINATIONS OF POTTING MIXTURES AND HORMONE LEVELS FOR VEGETATIVE PROPAGATION OF Excoecaria agallocha (MILKY MANGROVE) FROM MADU GANGA RAMSAR WETLAND

Palihakkara, I.R.; Ekanayake, E.M.U.I. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Mangroves are the foundation species that control ecosystem dynamics and identifying their vegetative propagation methods is important to conserve them. This study was conducted to identify suitable combinations of ...
HOW GREEN MARKETING TOOLS SHAPE CONSUMER PURCHASE BEHAVIOR

Sandeepani, D.M.M.; Samaraweera, G.C. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Consumers have more concerned about the ‘green concept’ and thus lead the industry to focus on ‘green marketing’ with the rapid increase in environmental and health considerations. In the Asian context, the studies on ...
IMPACT OF HARVESTING TIME AND POSTHARVEST RIPENING DURATION ON THE SEED QUALITY OF Solanum melongena L. (EGGPLANT)

Ranaweera, G.K.M.M.K.; Hasanthika, K.A.T.; Fonseka, R.M.; Fonseka, H. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

The best harvesting stage of eggplant (Solanum melongena L.) to obtain quality seeds has not been given due attention under local seed production programs. The present practice is to allow fruits to ripen on the plant, ...
PROTOGYNOUS DICHOGAMY, LEAF MORPHOLOGY AND LEAF ESSENTIAL OIL COMPOSITION OF SELECTED Cinnamomum SPECIES IN SRI LANKA

Prathibhani, M.R.; Ranawaka, R.A.A.K.; Samantha, A.R.; Geekiyanage, Sudarshanee (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Wild relatives of cultivated cinnamon (Cinnamomum verum J. Presl) are underutilized and endangered in Sri Lanka. There is a lack of knowledge on wild relatives of cinnamon, hampering their utilization in breeding and ...
EFFECT OF DIETARY PROBIOTIC SUPPLEMENTATION ON GROWTH, SURVIVAL, COLORATION AND STRESS RESISTANCE IN GUPPY (Poecilia reticulata Peters, 1859)

Samarawardane, T.; Radampola, K.; Rathnapala, S. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Effect of commercial probiotic (AQUALACTTM) on the growth performance, feed utilization, colouration and stress resistance of Poecilia reticulata was investigated. Experimental diets were iso nitorgenic (30% Protein) and ...
ROOT SYSTEM ATTRIBUTES, MORPHOLOGY AND YIELD OF COWPEA (Vigna unguiculata L. Walp.) UNDER MOISTURE STRESS

Harshani, H.K.A.; Fernando, K.M.C. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Cowpea is an important grain legume crop and inexpensive plant protein source cultivated year around in Sri Lanka. Tolerance to moisture stress is a critical factor for getting high production of cowpea growing in the ...
MUTATIONS IN PLANT EVOLUTION, CROP DOMESTICATION AND BREEDING

Pathirana, Ranjith (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Mutations and natural selection have been the cornerstone of plant evolution. Mutations have also played a significant role in crop domestication and plant breeding. Defined as sudden heritable changes in the DNA in ...
STUDY THE CINNAMON (Cinnamomum verum J. Presl) YIELD INDICES UNDER MODIFIED PLANTING SYSTEMS

Aluthgamage, H.N.; Fonseka, D.L.C.K.; Benaragama, C.K. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

The yield of cinnamon bark is determined by various factors. Number of harvestable stems per plant, harvestable length of a stem and unit bark weight are three major yield indices of cinnamon. Hence, the study was aimed ...
EVALUATION OF REFUSED TEA AS AN ALTERNATIVE LITTER MATERIAL TO PADDY HUSK: EFFECTS ON BROILER PERFORMANCE THEIR BEHAVIOUR, LITTER PROPERTIES AND AMMONIA EMISSION

Belpagodagamage, U.D.; Atapattu, N.S.B.M.; Wanniarachchi, S.D.; Seresinghe, R.T. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

The availability of paddy husk (PH) as a litter material for poultry production is decreasing. The objective of the present study was to determine the suitability of refused tea (RT), a waste generated during the processing ...
GENOTYPIC DEPENDENCE OF WHEAT SPECIES IN NITROGEN UPTAKE DETERMINES BY ROOT MORPHOLOGY AT MATURITY

Fernando, K.M.C.; Wibowo, C.; Sparkes, D.L. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

The root system is essential for taking up nutrients while providing anchorage to the plant. The controlled envi ronment experiment was conducted to study root morphological traits, plant growth, yield and nitrogen (N) up ...
EFFECT OF DIFFERENT METHODS OF APPLICATION OF Zn WITH REDUCED NPK FERTILIZER LEVELS ON GROWTH, YIELD AND GRAIN QUALITY OF TRANSPLANT RICE (Oryza sativa. L) VAR. AT 362

Kumara, K.H.C.H.; Hafeel, R.F.; Mirihagalla, M.K.P.N.; Wathugala, D.L. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

An experiment was conducted during the 2018/2019 Maha and 2019 Yala seasons at Rice Research Station, Am balantota, Sri Lanka to investigate the effect of different methods of Zn application on growth, yield and grain ...
THE FALLING OUT MAN AND THE WILD - A REVIEW OF INFLUENTIAL FACTORS, CAUSES, IMPACTS, AND STRATEGIES FOR MINIMIZING HUMAN-WILDLIFE CONFLICT

Suratissa, D.M. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2021)

Human-Wildlife Conflict (HWC) is negatively acting on both humans and wildlife equally alike as it affects the co existence of natural resources leading to loss, fragmentation, and degradations of wildlife habitats. Apart ...

Now showing items 361-380 of 466

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