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International Journal of Tropical Agricultural Research & Extension
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Volume 21 (2018)
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Now showing items 1-6 of 6

EFFECT OF FINGER JOINING ON FLEXURAL STRENGTH OF COMMONLY USED TIMBER SPECIES IN SRI LANKA

Muthumala, C.K.; De Silva, S.; Arunakumara, K.K.I.U.; Alwis, P.L.A.G. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2018)

The variation of flexural strength of seven timber species mainly used for furniture industry in Sri Lanka was studied. Modulus of Rupture (MOR) and Modulus of Elasticity (MOE) were measured without finger joint and ...
MATING DISRUPTION OF Cadra cautella IN THE PRESENCE OF SYNTHETIC SEX PHEROMONE (Z, E)-9, 12-TETRADECADIENYL ACETATE (ZETA)

Sammani, A.M.P.; Dissanayaka, D.M.S.K.; Wijayaratne, L.K.W.; Egodawatta, W.C.P. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2018)

The almond moth Cadra cautella (Walk.) (Lepidoptera: Pyralidae) is difficult to control using insecticides. Female moth releases a sex pheromone identified as (Z, E)-9, 12-tetradecadienyl acetate (ZETA). Information on ...
SPINOSAD AFFECTS HEAT TOLERANCE AND HEAT ACCLIMATION OF Tribolium castaneum (HERBST) (COLEOPTERA:TENEBRIONIDAE) AND Sitophilus oryzae (L.) (COLEOPTERA:CURCULIONIDAE) ADULTS

Wijerathne, K.B.T.T.; Dissanayaka, D.M.S.K.; Wijayaratne, L.K.W. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2018)

Tribolium castaneum (Herbst) (Coleoptera: Tenebrionidae) and Sitophilus oryzae (L.) (Coleoptera: Curculionidae) are serious pests of stored food. Exposure to high or low temperatures is effective in controlling these two ...
ACADEMIC PERFORMANCE OF UNDERGRADUATES OF THREE NEW BSC DEGREE PROGRAMS AS AFFECTED BY GENDER AND, A/L STUDY STREAM AND SUBJECT PERFORMANCE

Mudalige, S.K.K.; Atapattu, N.S.B.M.; Dharmadasa, N.P. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2018)

Objective of this study was to determine the academic performance of undergraduates of three new BSc degree programs as affected by gender and, A/L stream and subject performance. Semester grade point averages (SGPA) ...
ISOLATION AND CHARACTERIZATION OF PHOSPHATE-SOLUBILIZING AND HEAVY-METAL TOLERANT BACTERIA FROM AGRICULTURAL FIELDS IN MATARA DISTRICT, SRI LANKA

Walpola, B.C.; Hettiarachchi, R.H.A.N. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2018)

The capacity to solubilize inorganic phosphates by phosphate-solubilizing bacterial strains isolated from soil sam ples collected from different agricultural fields in Matara District was assessed. The isolated phosphate ...
MORPHOLOGICAL DIVERSITY OF SIXTEEN SRI LANKAN TRADITIONAL RICE AC CESSIONS EVALUATED UNDER GREENHOUSE CONDITIONS

Prabhashini, R.H.G.B.; Ranawake, A.L.; Senanayake, S.G.J.N. (Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2018)

Discovering new genetic resources for desirable morphological characteristics from traditional rice gene pool is essential as there is a limited variation in the existing improved rice cultivars. The present study was ...

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