Sri Lanka exports about six million carats of gemstones worth rs 4000 miilion per year, of which, over four million carats are calibrated stones and the balance is free sized stones. The value of the free sized stones ...

This paper compares widely used methods of estimating actual evapotranspiration from potential evapotranspiration and shows that actual evapotranspiration is approximately the same irrespective of the method used to ...

Preservation of potato when the market price is low has been considered as a means of improving farmer income. Dehydration of potato as slices is an alternative method for preserving it. The re-hydrated product should be ...

The objective of this study is to determine the changes in vital capacity and peak expiratory flow rate during the course of pregnancy in Sri Lankan women. This is a crossectional study done on 238 pregnant women recruited ...

Spoken and written forms of discourse empioyed by English-Sinhala bilinguals at present cali attention to certain significant factors which have served to condition the exponents of such forms at diverse levels. Research ...