D e p a r t m e n t   o f

Botany

  • Research on Postharvest Technology
  • Research on Bryophytes
  • Research on Seed Biology and Seed Technology
  • Research on Plant Physiology
  • Research on Floriculture
  • Research on various ecological aspects

Ecology Lab

Assessment of species diversity of Sri Lankan cycad species and useful biochemical parameters of their seeds.

Supervisors: Prof. G.A.D. Perera and Dr. Chandima Ariyarathna
Student: Ms. M.M.A.W.P. Mudannayake
Degree: Ph.D.


Floriculture Lab

Antimicrobial and antioxidant activities of alkaloid- montmorillonite composites of Catharanthus roseus and Zanthozylum tetraspermum

Supervisors: Prof. B.M. R. Bandara, Dr. C Bandara and Dr. C.L. Abayasekara
Student: Ms. Sharmini Thilakarathne
Degree: Ph.D.

Chemical analysis of pollutants in Kandy Lake and Mada Ela; potential use of algae and cyanobacteria in reducing pollutant levels in water.

Supervisors: Dr. A.D.S.N.P. Athukorala and Dr. K.B. jayasundara
Student: Ms. Madhuka Liyanage
Degree: M.Sc.

Development of microbial strains and biofilms for efficient production of ethanol.

Supervisors: Dr. Renuka Rathnayeka and Dr. C.L. Abayasekara
Student: Mr. Mohanan Kathirgamanathan
Degree: Ph.D

Intercalation of alkaloids in plant Nothapodytes foetida into cation exchange montmorillonite clay and studies on bioactivities.

Supervisors: Prof. B.M.R. Bandara, Dr. J.W. Damunupola and Dr. N.C. Bandara
Student: Ms. M.M.S.P. Maparathna
Degree: M.Sc.

Invasive alien plants for control of pests in agriculture; fungicidal and insecticidal properties of some invasive plants.

Supervisors: Dr. J.W. Damunupola, Prof. B.M.R. Bandara, Prof. D.S.A. Wijesundara, Dr. N.C. Bandara and Mr. K.M.D.W. Prabath Nishantha
Student: Ms. V.G.A.U. Samarasinghe
Degree: M.Phil.

Microbial Cellulases: application in biofuel production and other value added products and processes

Supervisors: Dr. Renuka Rathnayeka and Dr. C.L. Abayasekara
Student: Ms. Sandya Jayasekara
Degree: M.Phil.

Screening selected invasive plant extracts/compounds for antifungal activity against pathogens of ornamental foliage plants.

Supervisors: Dr. J.W. Damunupola and Prof. B.M.R. Bandara
Student: Ms. T.C.M.F. Karunarathne
Degree: M.Phil.


Plant Systematics Lab

Changes of the chromosome number in selected species of families Anacardiaceae and Orchidaceae in Sri Lanka and molecular phylogeny based on rDNA and plastid genomic regions.

Supervisors: Prof. D.M.D. Yakandawala, Prof. M.R. Samuel and Prof. D.S.A. Wijesundara
Student: Ms. W.A.M.P. Ariyarathne
Degree: Ph.D.

Taxonomy, biogeography and evolutionary relationships of Sri Lankan thalloid Liverworts (Marchantiales) and Hornworts (Anthocerotales).

Supervisors: Dr. S.C.K. Rubasinghe, Dr. D.G. Long, L. L. Forrest
Student: Mrs. N.C.S. Ruklani
Degree: Ph.D.

Taxonomy and biogeography of Sri Lankan leafy liverworts (Phylum Marchantiophyta, Class Jungermanniopsida)

Supervisors: Dr. S.C.K. Rubasinghe and Dr. L.L. Forrest
Student: Ms. B.M.S.K. Bandaranayake
Degree: M.Phil.


Pathology Lab & Postharvest Technology

Effect of soil amendment with silicon on preharvest fungal diseases and postharvest quality of bitter guard.

Supervisors: Dr.W.A.M. Daundasekara, Prof. M.Y. Udugala-Ganehenege and Dr. H.M. Ariyarathne
Student: R.M.R.N.K. Rathnayake
Degree: Ph.D.

Efficacy of soluble silicon in inducing disease resistance against postharvest fungal pathogens in banana.

Supervisors: Dr. W.A.M. Daundasekara and Prof. M.Y. Udugala-Ganehenege
Student: Ms. N.G. Dinusha N. Nikagolla
Degree: M.Phil.


Restoration Ecology Lab

Assessment and mapping of soil C stocks In Knuckles forest region of Sri Lanka.

Supervisors: Prof. H.M.S.P. Madawala, Dr. R. Rathnayaka and Dr. S. Gunathilake
Student: R.P.S.K. Rajapakshe
Degree: M.Phil.

Ecotourism promotion plan to enhance the sustainable livelihood of rural community living around Minneriya National Park, Sri Lanka.

Supervisors Dr. A.M.T.A. Gunarathna
Student: Ms. K.V.M. Ariyasena
Degree: M.Sc.

Experimenting suitable combinations of plant species for establishing native tree islands in man-made grasslands at the Knuckles Forest Reserve,Sri Lanka.

Supervisors: Dr. A.M.T.A. Gunarathna, Prof. C.V.S Gunatilleke, Prof. I.A.U.N. Gunatilleke and Prof. G. Senevirathne
Student: R.D.A. Gunasekara
Degree: Ph.D.

Impacts of forest edge characteristics on regeneration and plant invasion in an isolated lowland rainforest remnant in the Knuckles range, Sri Lanka.

Supervisors: Dr. A.M.T.A. Gunarathna, Prof. H.M.S.P. Madawla and Prof. I.A. U.N. Gunatilleke
Student: D.N.S. Dewasinghe
Degree: Ph.D.

Impacts of forest edge characteristics on regeneration and plant invasion in an isolated lowland rainforest remnant in the Knuckles Range, Sri Lanka.

Supervisors: Prof. H.M.S.P. Madawala, Dr. A.M.T.A. Gunarathna and Prof. I.U.A.N. Gunathilake
Student: Mr. D.D.N. Sripal
Degree: Ph.D.

Impact of tropical forest fragmentation of figs and their wasp-pollinator interaction. Funded by National Science Foundation, Sri Lanka.

Supervisors: Dr. A.M.T.A. Gunarathna and Dr. I. Karunarathne
Student: Mr. W. M. G. A. S. T. B. Wijethunga
Degree: M.Phil.

Investigation on Ecological and Socio-Economic of Bamboo (Bambusa bambos L. Voss) in Intermediate Zone forests in Sri Lanka

Supervisors: Prof. H.M.S.P. Madawala, Prof. D.S.A. Wijesundara and Dr. I. Karunarathne
Student: Mr. Tharanga Wijewikrama
Degree: M.Phil.

Potential of soil carbon sequestration in home gardens of Sri Lanka: as a way to mitigate global warming.

Supervisors: Dr. A.M.T.A. Gunarathna and Dr. R. R. Ratnayake
Student: W.A.D.D. Wasalamuni
Degree: M.Phil.

Re-establishment of plant and soil microbial diversity using microbial bioflims

Supervisors Prof. H.M.S.P. Madawala, Prof. G. Senevirathne and Dr. G. Jayasuriya
Student: P.C. Wijepala
Degree: M.Phil.

The diversity of HKT protien family in the grass node

Supervisors: Dr. Chandima Ariyarathne
Student: Ms. P.R. Weerasinghe and Ms. Nisansala Mapa
Degree: None


Seed Biology Lab

Comparative study of mangrove species, abundance and diversity in lagoon/Estuarine system from Okanda to Komari, Coastal stretch in the east coast of Sri Lanka.

Supervisors: Prof. K.B. Ranawana and Dr. K.M.G.G. Jayasuriya
Student: Mr. M.G.M. Prassanna

Degree: Ph.D.

Conservation plan for critically endangered mangrove plant species, Lumnitzera littorea in Sri Lanka.

Supervisors: Dr. K.M.G.G. Jayasuriya, Dr. J.W. Damunupola and Dr. A.M.T.A. Gunaratne
Student: Ms. M. Perera
Degree: M.Sc.

Development and validation of seed vigor testing protocols for rice and studying the influence of seed moisture content at packing and packing material on seed vigor during storage of seed paddy.

Supervisors: Dr. N.S. Gama Arachchige, Dr. D.S.D.Z. Abeysiriwardena and Dr. J.W. Damunupola
Student: Mr. A.A.C.B. Alahakoon
Degree: M.Phil

Evaluation of seed dormancy and germination requirements of three endemic palm species of Sri Lanka

Supervisors: Dr. N.S. Gama Arachchige and Mr. A.A.C.B. Alahakoon
Degree:
None

Seed dormancy and germination of selected tropical montane species from Sri Lanka.

Supervisors: Dr. K.M.G.G. Jayasuriya and Dr. A.M.T.A. Gunaratne
Student: Mr. Y.S. Atghugala
Degree: M.Phil.



Effects of Myroxylon balsamum on regeneration of native tree species at Udawatta Kelle Forest Reserve, Sri Lanka.

Supervisors: Dr. A.M.T.A. Gunarathna and Mrs. Samitha Aluvihare
Student: Ms. G.D.N.N. Dayarathna
Degree: B.Sc.

Effect of ultraviolet-C (UV-C) irradiation on postharvest fungal decay and quality of bitter gourd.

Supervisors: Dr. W.A.M.Daundasekara
Student: Ms. U.G.T.D. Dharmasena
Degree: B.Sc.

Isolation of heavy metal absorbing algal and cyanobacterial species from Kandy Lake and Mada Ela.

Supervisors: Dr. D.S.N.P. Athukorala and Dr. K.B. Jayasundra
Student: Ms. W.G.M. Lakmali
Degree: B.Sc.

Methanogenic bacteria and biogas production

Supervisors: Dr. C.L. Abayasekara and Prof. Gehan Panagoda
Student: Ms. L.P.S.R. Pathirana
Degree: B.Sc.

Micorrhizal associations in different crop rotations of paddy in dry zone of Sri Lanka.

Supervisors: Prof. G.A.D. Perera and Dr. Renuka Rathnayake
Student: Ms. M.S.D. Marasinghe
Degree: B.Sc.

Phylogenetic relationships of Genus Monochoria in Sri Lanka.

Supervisors: Prof. D.M.D. Yakandawala
Student: Ms. K.I.U. Kalpani
Degree: B.Sc.

Preliminary evaluation of the air pollution on lichen diversity, their secondary metabolite production and antimicrobial activity.

Supervisors: Dr. A.D.S.N.P. Athukorala and Dr. C.L. Abayasekara
Student: Ms. W.G. D.I. Gunawardane
Degree: B.Sc.

Relationship between the Phylogroup and antibiotic sensitivity of Escherichia coli from water.

Supervisors: Dr. C.L. Abayasekara
Student: Ms. Ishara Ifham
Degree: B.Sc.(Biology)

Silver nanoparticle synthesis using complex thalloid liverworts of Sri Lanka

Supervisors: Dr. S.C.K. Rubasinghe and Dr. B.S. Dasanayake
Student: Ms. R.P.R.G. Lakmini
Degree: B.Sc.

The effect of osmotic-priming treatments on seeds of ten species used in microgreen production to reduce the harvesting time.

Supervisors: Dr. N.S. Gama Arachchige
Student: Ms. M.A.L.M. Peiris
Degree: B.Sc.

The effect of storage time and temperature on the postharvest quality and consumer acceptance of mustard microgreens.

Supervisors: Dr. J.W. Damunupola and Dr. N.S. Gama Arachchige
Student: Ms. P.G.N.N. Dayarathna
Degree: B.Sc.

The potential of Neem extract as a seed treatment to control seed borne fungi to enhance paddy seed germination and storage of traditional rice varieties of Sri Lanka.

Supervisors: Dr. K.M.G.G. Jayasuriya and Dr. N.S. Gama Arachchige
Student: Ms. M.O. Galapaththi
Degree: B.Sc.