Articles

• 
  Indexes

  Referees Index

  
  

  The Editor

  • PDF (EN)

  20 Jan 2022

  49 ( 4 ) : 617-620
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  Indexes

  Author Index

  
  

  The Editor

  • PDF (EN)

  20 Jan 2022

  49 ( 4 ) : I-VII
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  Indexes

  Subject Index

  
  

  The Editor

  • PDF (EN)

  20 Jan 2022

  49 ( 4 ) : IX-XIX
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  Editorial

  What is ‘organic’? organic chemistry, organic fertilizer and organic agriculture

  A.M. Abeysekera

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 467
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  Research Articles

  Energy deposition and dose enhancement using Monte Carlo derivative sampling: applications in brachytherapy

  H. Khan, Z.U. Koreshi, U. Aziz, S.R. Sheikh, S.A. Ahmad

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 493-501
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  Research Articles

  Recognition of handwritten characters using deep convolution neural network

  S. Arivazhagan, M. Arun, D. Rathina

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 503-511
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  Research Articles

  Low dose radioiodine therapy: A review of dosimetry and evaluation of potential shielding materials for neck collars

  S. Mubarak, D. Nanayakkara, C. Jayalath, V. Sivakumar

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 583-591
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  Research Articles

  Effects of particle size and concentration on the pulsation characteristics of transformer oil

  C. Bin, L. Ge

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 593-606
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  Research Articles

  Occurrence of enrofloxacin and ciprofloxacin residues in broiler meat sold in Sri Lanka

  N.B. Karunarathna, I.A. Perera, N.T. Nayomi, D.M.S. Munasinghe, S.S.P. Silva, I. Strashnov, B.R. Fernando

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 479-492
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  Research Articles

  Mechanical and barrier properties of flexible packaging materials after the flexo printing process

  P. Balaban, D. Viduka, V. Ristic, M. Maksin, V. Radic, R. Vladisavljevic, M. Vulic, M. Josimovic, N.Z. Radivojevic

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 513-523
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  Research Articles

  Numerical prediction of early age concrete temperature via 3D finite difference simulation

  M.P. Dissanayaka, H.D. Yapa

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 539-550
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  Research Articles

  Acaricide resistance in the spinose ear tick, Otobius megnini (Acari: Argasidae) infesting racehorses in Sri Lanka

  G.C.P. Diyes, K.M.U.J. Bandara, R.S. Rajakaruna, S.H.P.P. Karunaratne

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 551-561
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  Research Articles

  Evaluation of insecticide resistance and underlying resistance mechanisms in selected whitefly populations in Sri Lanka

  J.P. Marasinghe, S.H.P.P. Karunaratne

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 469-478
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  Research Articles

  Production and characterization of β-galactosidase from the fungus Thielaviopsis ethacetica Went.

  D.M.S. Dissanayaka, S.N.T. De Silva, D.P.S.T.G. Attanayaka, E.M.M. Vimukthi

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 563-571
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  Research Articles

  Effect of priming with neem seed extract on seeds of four traditional rice varieties of Sri Lanka; Kaluheenati, Kurulurthuda, Madathawalu and Maa-wee

  M.O. Galappaththi, K.M.G.G. Jayasuriya, N.S. Gama- Arachchige

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 525-538
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  Research Articles

  A new foliar disease of Ficus religiosa caused by Diaporthe acutispora, identified using molecular phylogeny based on multigene DNA sequence analyses

  N. Adikaram, S. Maharachchikumbura, I.S.K. Vithanage, D. Yakandawala, L. Jayasinghe

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 573-581
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  Research Articles

  Bioethanol production from Palmyrah (Borassus flabellifer) wastes using yeast

  E.J.S.B.A. Christy, S. Mahilrajan, G. Chandrasena, R. Kapilan

  • PDF (EN)

  31 Dec 2021

  49 ( 4 ) : 607-616
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  Editorial

  Pitfalls in the blackbox approach to chemical analysis of plant extracts and environmental samples

  Ajit Abeysekera

  • PDF (EN)

  09 Dec 2021

  49 ( 3 ) : 321
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  Research Articles

  Fruit morphology helps identifying evolutionary groups in Alpinieae (Zingiberaceae): inferences from phylogenetic analysis of gingers in Sri Lanka

  P. Karunarathne, D. Yakandawala, P. Samaraweera

  • PDF (EN)

  09 Dec 2021

  49 ( 3 ) : 337-350
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  Research Articles

  Radii problems and some other properties of certain classes of analytic functions with boundary rotation

  A. Saliu, K.I. Noor

  • PDF (EN)

  09 Dec 2021

  49 ( 3 ) : 429-439
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  Research Articles

  Paraoxonase 1 phenotype distribution in a cohort of healthy Sri Lankan population

  09 Dec 2021

  49 ( 3 ) : 419-427
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  Research Articles

  Construct validity and reliability of the Sinhala version of the Chalder fatigue questionnaire in a cohort following dengue infection in Sri Lanka

  09 Dec 2021

  49 ( 3 ) : 441-450
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  Research Articles

  Improved protocol for efficient regeneration of coconut (Cocos nucifera L.) anther derived embryos

  H.D.D. Bandupriya, P. Waidyarathne

  • PDF (EN)

  09 Dec 2021

  49 ( 3 ) : 383-391
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  Research Articles

  Nitrogen fertiliser replacement by single and multi-strain rhizobial inoculants for black gram, green gram and soybean cultivation in Sri Lanka

  C.S Hettiarachchi, C.L Abayasekara, P. Saravava Kumar, S. Rajapakse, S.A. Kulasooriya, E.M.H.G.S. Ekanayake, R.K.G.K. Kumara, H.M.A.C. Gunaratne

  • PDF (EN)

  09 Dec 2021

  49 ( 3 ) : 323-336
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  Research Articles

  Identification of potential TALEN and CRISPR/Cas9 targets of selected genes of some human pathogens which cause persistent infections

  W.G.B.P. Dharmasena, D.H.H. Munasinghe

  • PDF (EN)

  09 Dec 2021

  49 ( 3 ) : 451-465