The vibrational modes of a "Virindu" Rabana membrane (of diameter 13 inches), which was driven by a loudspeaker, were studied by using a microphone.The vibrational modes were observed at frequencies below 500Hz. The nodal ...

Beira Lake is eutrophic and covered with a bloom of Cyanobacteria. Hybrids of Oreochromis niloticus and Oreochromis mossambicus dominate the lake. Present study deals with feeding cycle and digestibility of the bloom by ...

This preliminary assessment utilised monthly catch and fishing effort data available for 1994. Estimates were made for the biomass recruiting to the fishery in each month. These were in turn used within a Thompson and ...

Phylogenetic relationships for tifteen species of Sri Lankan Cyprinids were revealed by the cladistic analysis of separate and combined biochemical and morphological characters. Different data sets yeilded different ...

This paper reviews the results obtained from a collaborative research project between the University of Sri Jayewardenepura and the University of Utrecht to study munomodulating compounds from medicinal plants used in Sri ...

Anemotactic responses of the male oriental fruit fly Dacus dorsalis to 2,3,5 trimethyl pyrazine were studied using a horizontal wind tunnel. Various concentrations of the chemical compound had significant effects on the ...