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Volume 13 (2010)
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Browsing Volume 13 (2010) by Issue Date

Browsing Volume 13 (2010) by Issue Date

Now showing items 1-20 of 22

Decomposition of gliricidia leaves: the effect of particle size of leaves and soil texture on carbon mineralization

Walpola, B.C.; Arunakumara, K.K.I.U. (Faculty of Agriculture-University of Ruhuna, 2010-02-05)

Crop residues, as a reliable source of nutrients in many agro-ecosystems could minimize the dependen cy on commercial fertilizers. The particle size of crop residues is a matter of concern as it determines the accessibility ...
Formulation and quality evaluation of cordial based on kirala (sonneratia caseolaris) fruit

Abeywickrama, W.S.S.; Jayasooriya, M.C.N. (Faculty of Agriculture-University of Ruhuna, 2010-02-06)

Kirala (Sonneratia caseolaris) is one of the tropical fruits that has received less attention from the food industry. A large number of ripen fruits are wasted during the fruiting-season. The modern preserva tion ...
Separation of tetraploid and diploid plants from chimeras in in vitro cultures of purple coneflower (echinacea purpurea l)

Dahanayake, N.; Chen, Xiao-Lu; Zhao, Fu-Cheng; Yang, Yue-Sheng; Wu, Hong (Faculty of Agriculture-University of Ruhuna, 2010-02-09)

Doubling the chromosome number of diploid and haploid Echinacea purpurea plants have high applica ble values for genetic improvements of the crop. Field experiments have shown that the tetraploid plants grow vigorously ...
Changes in soil water content with ambient relative humidity in relation to the organic matter and clay

Leelamanie, D.A.L. (Faculty of Agriculture-University of Ruhuna, 2010-02-11)

Changes in soil water content with increasing ambient relative humidity was examined using model soils prepared by mixing silica sand with different types of organic matter and different types and con tents of clays. In ...
Effect of biological agents and botanicals in controlling root knot nematodes, meloidogyne spp., in nicotiana tabacum

Motha, K.F.; Abeysekara, R.; Kottearachchi, N.S. (Faculty of Agriculture-University of Ruhuna, 2010-02-19)

A study was conducted to investigate the effectiveness of Pseudomonas fluorescens and Trichoderma viride and two botanicals; ground neem seed and tobacco waste dust for the control of Root-Knot Nematodes (RKN) in Tobacco. ...
Salacia reticulata wight: a review of botany, phytochemistry and pharmacology

Arunakumara, K.K.I.U.; Subasinghe, S. (Faculty of Agriculture-University of Ruhuna, 2010-04-05)

Salacia reticulata is a large woody climbing shrub naturally found in Sri Lanka and Southern region of India. It is widely used in treating diabetes, a chronic disorder in metabolism of carbohydrates, proteins and fat ...
An efficient in vitro propagation system for purple cone flower (echinacea purpurea l)

Dahanayake, N.; Xiao-Lu Chen; Fu-Cheng Zhao; Yue-Sheng Yang; Hong Wu (Faculty of Agriculture-University of Ruhuna, 2010-04-07)

An efficient in vitro propagation culture system was developed for purple coneflower. In the system, adventitious buds were first regenerated from leaf, petiole and root explants of aseptic seedlings on MS medium with ...
Suppression of population of tribolium castaneum by igrs in presence of a predator, xylocoris flavipes

Ferdous, J.; Islam, W.; Parween, S. (Faculty of Agriculture-University of Ruhuna, 2010-04-27)

Insect growth regulators (IGRs), triflumuron at concentrations of 0.001, 0.05 and 0.1ppm, and diflubenzuron at concentrations of 0.005, 0.05 and 0.01ppm in presence of 2-, 4- and 8 pairs of a preda tor Xylocoris flavipes ...
Effect of selected earthworms on soil fertility, plant growth and vermicomposting

Samaranayake, J.W.K.; Wijekoon, S. (Faculty of Agriculture-University of Ruhuna, 2010-05-10)

The study investigates the effect of the endogenic earthworm Pontoscolex corathrurus on soil fertility and plant growth and three epigenic earthworms Periyonix excavatus, Eudrilus eugenia and Eisenia foetida on ...
Physico-chemical properties and sensory characteristics of dehydrated guava concentrate: effect of drying method and maltodextrin concentration

Mahendran, T. (Faculty of Agriculture-University of Ruhuna, 2010-05-20)

Dehydration of guava juice into powdered particles gives a considerable reduction in volume and is an effective method of prolonging the shelf life. Therefore, a research study was conducted to determine the effect of ...
Analysis of genetic variability, association and path analysis in the hybrids of sesame (sesamum indicum l)

Sumathi, P.; Muralidharan, V. (Faculty of Agriculture-University of Ruhuna, 2010-07-06)

A field experiment was conducted with thirty hybrids produced by line x tester mating design from eleven sesame genotypes involving five branched and six monostem / shy branching types. Observations were recorded on ...
Evaluation of maize genotypes for resistance to aspergillus infection and aflatoxin production

Rajapakse, R.G.A.S.; Karunarathna, K.M..; Premarathne, P.; Perera, R.N.I. (Faculty of Agriculture-University of Ruhuna, 2010-07-12)

Maize (Zea mays L) is one of the important food crops grown in Sri Lanka. Kernel infection of maize by Aspergillus flavus and subsequent aflatoxin production is a frequent and serious problem. Genetic resistance for A. ...
Occurrence, distribution and control of papaya mealybug, Paracoccus marginatus (Hemiptera: Pseudococcidae), an invasive alien pest in Sri Lanka

Galanihe, L.D.; Jayasundera, M.U.P.; Vithana, A.; Asselaarachchi, N.; Watson, G.W. (Faculty of Agriculture-University of Ruhuna, 2010-07-18)

A hitherto unrecorded species of mealybug was discovered in early 2008 in the western provincial districts Colombo and Gampaha in Sri Lanka, infesting a large number of plant species. Investigations were done to identify ...
A review on traditional veterinary medical practices in Sri Lanka with special reference to cattle diseases

Ediriweera, E.R.H.S.S.; Nanayakkara, N.G.A.A.S.; Kalawana, O.T.M.R.K.S.B.; Sugathadasa, Y.K.S.S.L. (Faculty of Agriculture-University of Ruhuna, 2010-07-21)

Sri Lanka has well developed systems of traditional veterinary medicine. Unfortunately most of our people today, are unaware of these practices and they generally seek western modern veterinary medicinal assistance due ...
A review on traditional veterinary medical practices in Sri Lanka with special reference to cattle diseases

Ediriweera, E.R.H.S.S.; Nanayakkara, N.G.A.A.S.; Kalawana, O.T.M.R.K.S.B.; Sugathadasa, Y.K.S.S.L. (Faculty of Agriculture-University of Ruhuna, 2010-07-21)

Sri Lanka has well developed systems of traditional veterinary medicine. Unfortunately most of our people today, are unaware of these practices and they generally seek western modern veterinary medicinal assistance due ...
Evaluation of the heat resistance of pathogenic Listeria monocytogenes in milk and milk products in Sri Lanka

Jayamanne, V.S.; Samarajeewa, U. (Faculty of Agriculture-University of Ruhuna, 2010-07-26)

Listeria monocytogenes, which is a food-borne pathogen often isolated from milk and milk products, causes listeriosis in pregnant women, newborns, older adults and immuno-suppressed people. Listeria is said to be more ...
Evaluation of the effects of fermentation of buffalo curd and acidity on survival kinetics of Listeria monocytogenes

Jayamanne, V.S.; Samarajeewa, U. (Faculty of Agriculture-University of Ruhuna, 2010-09-07)

Listeria monocytogenes, a food-borne pathogen often found in milk and milk products, causes listeriosis in pregnant women, newborns, elderly and immuno-suppressed people. There have been reports on survival of Listeria ...
Effect of potting mixture on plant growth, yield and oil quality of vetiver (Vetiveria zizanioides L

Priyadarshani, N.D.N.; Amarasinghe, M.K.T.K.; Subasinghe, S.; Palihakkara, I.R.; Kumarasinghe, H.K.M.S. (Faculty of Agriculture-University of Ruhuna, 2010-09-14)

Vetiver is an economically important plant used in ayurvedic medicine and for extraction of some essential oils. The present study was undertaken to determine the effect of potting mixture on plant growth, root yield, ...
Use of RAPD-PCR and Phage display techniques to study variation in Colleto trichum gloeosporioides isolated from Papaya (Carica papaya L)

Wasantha Kumara, K.L.; Akella, V.; Rawal, R.D. (Faculty of Agriculture-University of Ruhuna, 2010-09-18)

ScFv monoclonal antibodies were raised against Colletotrichum gloeosporioides (Penz.) Penz. and Sacc. isolates of papaya using phage display technology. Phages obtained after fourth round of biopanning were used to ...
Effect of dietary chilli powder on growth performance and serum cholesterol contents of broiler chicken

Atapattu, N.S.B.M.; Belpagodagamage, U.D. (Faculty of Agriculture-University of Ruhuna, 2010-09-21)

With the ban on the use of antibiotic growth promotants (AGP) in animal industry, search for alternatives to AGP has received a renewed scientific attention. Herbal extracts such as capsaicin have found to improve the ...

Now showing items 1-20 of 22

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