Articles

• 
  Research Articles

  Control of hydrogen sulphide formation and enhancement of the ethanol yield in coconut toddy-field trials

  A. W. Liyanage, D. J. Abeyratne, M. R. Hettiarachchi, K. D. L. Gunatilake, G. G. Weerawansa, P. M. Jayatissa

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 1-9
• 
  Research Articles

  Studies on the toxicology of the palmyrah palm (Borassus flabellifer L.) Part III. Development of malignant lymphomas in rats after prolonged feeding of palmyrah flour.

  S.N. Arseculeratne, R. G. Panabokke

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 11-23
• 
  Research Articles

  Effects of restricting water to growing, lactating and pregnant buffaloes reared in a hot and humid environment

  N. Tilakaratne, S. S. E. Ranawana, A. Srikandakumar

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 25-39
• 
  Research Articles

  Mathematical model of filariasis

  
  

  K. Tennakone

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 41-50
• 
  Research Articles

  Carbon dioxide concentration in the atmosphere of Isthripura cavern, central province, Sri Lanka

  V. Basnayake

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 51-55
• 
  Research Articles

  Preliminary laboratory studies on increasing phosphorous availability in eppawala apatite

  C.S. Weeraratne

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 57-63
• 
  Research Articles

  Biotype distribution of vascular wilt pathogen Pseudomonas solanacearum in Sri Lanka

  J.M.R.S. Bandara

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 65-76
• 
  Research Articles

  Textural studies of some granites and gneisses from the precambrian vijayan complex of Sri Lanka

  K. Dahanayake, H. A. H. Jayasena

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 77-86
• 
  Research Articles

  Studies on the physical and chemical properties of different varieties of rice hulls available in Sri Lanka

  M. G. M. U. Ismail, D. R. K. Lokuliyana, R. P. Gunawardena

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 87-97
• 
  Research Articles

  The genesis of thorium-rich monazite placer deposits in Sri Lanka

  M.S. Rupasinghe, W. Gocht, C. B. Dissanayake

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 99-110
• 
  Research Articles

  Effect of storage (in small packages) on volatile oil and piperine content of ground black pepper

  E.V. Packiyasothy, S. Balachandran, E.R. Jansz

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 111-122
• 
  Research Articles

  Semiconductor to metal transition in ferric molybdate

  
  

  K. Tennakone, W. G. D. Dharmaratna

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 123-127
• 
  Research Articles

  Determination of piperine in pepper (Piper nigrum L)

  E. R. Jansz, I. C. Pathirana, E.V. Packiyasothy

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 129-138
• 
  Short Communications

  Coumarins of Micromelum ceylanicum

  
  

  L. B. De Silva, U. L. L. De Silva, M. Mahendran, D. Arnold, R. C. Jennings

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 139-142
• 
  Short Communications

  Fatty acids of winged bean, Psophocarpus tetragonolobus (L.) DC

  R. C. Wijesundera, Chandra Wickramage

  • PDF (EN)

  31 Jan 1983

  11 ( 1 ) : 143-147
• 
  Research Articles

  Aflatoxin contamination of coconut oil from small scale mills: toxin levels and their relation to free fatty acid content

  U. Samarajeewa, T. V. Gamage, S. N. Arseculeratne

  • PDF (EN)

  30 Jan 1983

  11 ( 2 ) : 203-210
• 
  Research Articles

  Food beliefs and practices among Sri Lankans 2. Weaning practices among Sinhalese

  Srikanthi Karaliedde, Chandrani Weerasinghe, T. W. Wikramanayake

  • PDF (EN)

  30 Jun 1982

  10 ( 2 ) : 165-168
• 
  Research Articles

  Sucrose phosphorylase and invertase activities in bacteria

  K. Balasubramaniam, P. N. Kannangara

  • PDF (EN)

  30 Jun 1982

  10 ( 2 ) : 169-180
• 
  Research Articles

  Some studies on the reaction of apatite with soda ash and quartz

  R. P. Gunawardane

  • PDF (EN)

  30 Jun 1982

  10 ( 2 ) : 181-194
• 
  Research Articles

  Purification and study of the kinetic properties of α-Galactosidase from coconut kernel

  K. Balasubramaniam, C. D. Mathew

  • PDF (EN)

  30 Jun 1982

  10 ( 2 ) : 195-204
• 
  Research Articles

  Growth and nitrogen fixation in Azolla pinnata under field conditions

  30 Jun 1982

  10 ( 2 ) : 205-212
• 
  Research Articles

  Economically useful plants of Sri Lanka Part IV* Screening of Sri Lanka Plants for Tannins

  30 Jun 1982

  10 ( 2 ) : 213-219
• 
  Research Articles

  Economically useful plants of Sri Lanka Part V.* Seed fats of some Garcinia species (Guttiferae)

  30 Jun 1982

  10 ( 2 ) : 221-223
• 
  Research Articles

  Possible differences in some characteristics of lightning in the tropics and in temperate latitudes as deduced from experiments with lightning flash counters (LFC's)

  30 Jun 1982

  10 ( 2 ) : 225-239
• 
  Research Articles

  Note on the luminosity distance

  
  

  L. N. K. De Silva

  • PDF (EN)

  30 Jun 1982

  10 ( 2 ) : 241-243