RRDI_Sub_Labuduwa_Research – Department of Agriculture Sri lanka

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RRDI_Sub_Labuduwa_Research

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Address : Bathalagoda, Ibbagamuwa, Sri Lanka
E- Mail : rrdi@doa.gov.lk

Telephone : +94 372 258561
Fax : +94 372 259881

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Research & Publications- Labuduwa

On Going Research

Publications

On Going Research

Rice variety improvement for high potential rice lands of LCWZ.

Improvement of rice varieties for the salinity affected flood prone soil conditions of Low Country Wet Zone.

Development of thrips tolerant rice varieties.

Breeder seed production.

Evaluation of advaced breeding lines from the crosses of Dahanala with Bg 9024 for the resistance of thrips. (Contd)

Improvement of root characteristcs of rice varities along with the new plant types adaptable top Low Country Wet Zone.

Screening of advance breeding lines for the resistance of Brown spot and BLB.

Screening of varaties and lines for the resistance of Brown spot

Evaluation of IRRI Rice varieties and lines against BLB.

Evaluation of OYT and MYT Rice varieties against BLB.

Establishment and maintenance of long term fertilizer study trial.

Evaluation of Nitrogen response of newly improved rice varities

Development of suitable agronomic package for acid sulphate paddy lands of Mathara District.

Study the impact of climetic parameters and varital response on the seed sterility during the flowering of the month July.

Publications

M.C.Millawithanachchi, G.A. Jinadasa, J. Ponnamperumaarachchi, M.A.I.Rasanthi, U.A.J. Rathnayake, U.H.K. Waidyanatha, S.M.C.N. De Silva, Y.J. Pathma, Y.M.C. Haroshan, and K.K.J. Chandika. 2017. Ld 253 : A short duration (85 days) variety with white long grain and high quality rice. Annals of the Sri Lanka Department of Agriculture. Vol.19 (1) 306-320

G.D.S.N. Chandrasena, J. Ponnamperuma Arachchi, M.C. Millawithanachchi, M.G. Rupasinghe, P.M.H. Coorey, T.L. Kumarathissa and W.N.M. Madurangani.2018. Temporal distribution of rice sheath mite Steneotarsonemus spinki Smiley (Acari: Tarsonemidae) as influenced by the climatic parameters in the low country wet zone of Sri Lanka. Sri Lanka Journal of Food and Agriculture 4(1): 1-8, 2018 DOI: http://doi.org/10.4038/sljfa.v4i1.52 1

M.C.Millawithanachchi, M.G.C.Prabodini, M.U.A.Vithanage M.G.N. Rathna Kumari.2020. Diversity assessment and evaluation of agronomic characters of selected traditional rice accessions grown in Low Country Wet zone of Sri Lanka. Tropical Agriculturist. Department of Agriculture, Sri Lanka. VOL. 168

M.C. Millawithanachchi, E.A.N.P.K. Edirisinghe W.G.D. Lakmini and J.S.H. Liyanaarachchi.2021. A Survey Study on Salinity and Flood Affected Rice Fields of Costal Belt of Galle District of Sri Lanka. University proceedings. International Symposium on Agriculture and Environment (ISAE 2021). Faculty of Agriculture, University of Ruhuna, Kamburupitiya, Sri Lanka.

D.K.C. Dileepeni, M.C. Millawithanachchi, D.A.B. N. Amerasekera, U.H.K. Waidyanatha and S.M.C. De Silva 2021. Heterosis and Heterobeltiosis Studies on Morphological Traits of F

₁

Generation of Two Crosses in Rice (Oryza sativa L.) University proceedings. International Symposium on Agriculture and Environment (ISAE 2021). Faculty of Agriculture, University of Ruhuna, Kamburupitiya, Sri Lanka.

D.K.C. Dileepeni, M.C. Millawithanachchi, D.A.B.N. Amerasekera, U.H.K. Waidyanatha, S.M.C. De silva, N.Y.M.C. Haroshan.2020. Genetic variability studies in F2 and F3 segregating generations of crosses of rice for salinity tolerance. ASDA 2020. Annals of the Sri Lanka Department of Agriculture VOL 22. 61-65

M.C.Millawithanachchi, M.G.C.Prabodini, M.U.A.Vithanage M.G.N. Rathna Kumari.2020. Diversity assessment and evaluation of agronomic characters of selected traditional rice accessions grown in Low Country Wet zone of Sri Lanka. ASDA 2020. Annals of the Sri Lanka Department of Agriculture VOL 22.20

Sandamini W.G.S., Tharaka W.H.H., Dilhani N.H.L.T., De Silva S.Y.S.D., Millawithanachchi M.C., Vithanage M.U.A.2021.Screening of rice varieties for Bacterial Leaf Blight under different inoculum concentrations. Proceedings of 8th Ruhuna International Science and Technology Conference. RISTCON 2021.6.

M.C. Millawithanachchi, U.H.K.Waidyanatha and S.M. Chandana de Silva. 2015. Breeding of new rice varieties (Singhala). Dakshina Krushi Navodaya. Sourthern Department of Agriculture. 44-45.

M.C.Millawithanachchi, G.A. Jinadasa, J. Ponnamperumaarachchi, M.A.I.Rasanthi, U.A.J. Rathnayake, U.H.K. Waidyanatha, S.M.C.N. De Silva, Y.J. Pathma, Y.M.C. Haroshan, and K.K.J. Chandika. 2017. Ld 253 : A short duration variety with white long grain and high quality rice (Sinhala). Govikam Sangarawa. Vol 48(03) 25- 27.

M.C. Millawithanachchi. 2018. Diversity in rice cultivation through new rice varieties (Singhala). Dakshina Krushi Navodaya. Sourthern Department of Agriculture. 68-69

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