Volume 15 -

Issue 2 - 1987

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Research Articles

Fertilizer from eppawela apatite: conversion using alkali hydroxide and quartz

R. P. Gunawardane, H. Annersten
- PDF (EN)
30 Jun 1987

15(2):117-132
Lactational amenorrhoea and contraceptive practice

Dulitha N. Fernando, Priyani E. Soysa, K. Abeywickrama
- PDF (EN)
30 Jan 1987

15(2):133-144
Trichloroacetic and soluble antigens of Setaria digitata: characterization and cross reaction with human serum components

S. Dissanayake, M. Amaratunga
- PDF (EN)
30 Jun 1987

15(2):145-160
Salinity tolerances of three species of freshwater atyid shrimps (Decapoda : Caridea) of Sri Lanka

K. H. G. M. De Silva
- PDF (EN)
30 Jun 1987

15(2):161-174
Threshold weed competition duration of mungbean (Phaseolus aureus. Roxb)

N. Senanayake, R. P. S. P. Pathirana
- PDF (EN)
30 Jun 1987

15(2):175-182
Studies on complete and partial acidulation of Eppawela apatite

R. P. Gunawardane
- PDF (EN)
30 Jun 1987

15(2):183-200
Electronic conduction in H₂O doped solid methylene blue

K. Tennakone, C. Kasige
- PDF (EN)
30 Jun 1987

15(2):201-208
Double numbers in geometry

Nihal Siriwardene
- PDF (EN)
30 Jun 1987

15(2):209-216
Immobilization of Alpha-amylase and glucoamylase to sepharose - 4B

V. Arasaratnam, K. Balasubramaniam
- PDF (EN)
30 Jun 1987

15(2):217-226
Ratoon stunting disease of sugarcane in Sri Lanka

D. L. Jayaratne, S. Widanapathirana
- PDF (EN)
30 Jun 1987

15(2):227-236
A recapitulation of the genetics and evolution of insect biotypes on cereals: the case study of the Hessian fly

C. Kudagamage, J. E. Foster, J. E. Araya
- PDF (EN)
30 Jun 1987

15(2):237-248
Rice-field weeds in the Colombo and Gampaha districts of Sri Lanka

J. P. N. R. Chandrasena
- PDF (EN)
30 Jun 1987

15(2):249-265

Journal of the National Science Foundation of Sri Lanka

Volume 15 -

Issue 2 - 1987

Research Articles

Fertilizer from eppawela apatite: conversion using alkali hydroxide and quartz

Lactational amenorrhoea and contraceptive practice

Trichloroacetic and soluble antigens of Setaria digitata: characterization and cross reaction with human serum components

Salinity tolerances of three species of freshwater atyid shrimps (Decapoda : Caridea) of Sri Lanka

Threshold weed competition duration of mungbean (Phaseolus aureus. Roxb)

Studies on complete and partial acidulation of Eppawela apatite

Electronic conduction in H2O doped solid methylene blue

Double numbers in geometry

Immobilization of Alpha-amylase and glucoamylase to sepharose - 4B

Ratoon stunting disease of sugarcane in Sri Lanka

A recapitulation of the genetics and evolution of insect biotypes on cereals: the case study of the Hessian fly

Rice-field weeds in the Colombo and Gampaha districts of Sri Lanka

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Electronic conduction in H₂O doped solid methylene blue