African Journals Online
SINET: Ethiopian Journal of Science

Volume 22, Number 2, December 1999.

RESEARCH ARTICLES

Geology

Lithologic and structural maping of the northeast Lake Ziway area, Ethiopian Rift, with the help of landsat tm data. Tesfaye Korme. Pages 151-174.

Physics

Spectral dependent electrical characteristics of thin film a-Si:H solar cells. Ulrich Stutenbäumer and Belayneh Mesfin. Pages 175-190

Statistics

Shrinkage estimation under Pitman Nearness. Eshetu Wencheko. Pages 191-198

Soil Science

Potassium supplying capacity of Fluvisols and Vertisols in the Middle Awash Valley of Ethiopia. Girma Taddesse. Pages 199-208

Parasitology

Intestinal helminth infections in schoolchildren in Gonder town and surrounding areas, Northwest Ethiopia. Leykun Jemaneh. Pages 209-220

Microbiology

Bioavailability of iron from soybean-fortified wheat flour (dubbie) in rats. Kalbessa Urga, Nrarasiniha, H V , Sasikala, B V and Vishwanatha, S. Pages 221-234

Ecology

Vegetation under different tree species in Acacia woodland in the Rift Valley of Ethiopia. Zerihun Woldu, Masresha Fetene and Asferachew Abate. Pages 235-252

SHORT COMMUNICATIONS

Chemistry

Essential oils of resins from three Pinus species growing in Ethiopia and Uganda. Ermias Dagne,Tefera Bekele, Daniel Bisrat, Markos Alemayehu, Tadele Worku and Elokaokich, J P. Pages 253-257.

Geophysics

Resistivity survey to locate hot water reserves at Filwoha, Addis Ababa. Elias Lewi. Pages 259-269

Plant Science

Preliminary evaluation of Phytomyza orobanchia (Diptera: Agromyzidae) as a controller of Orobanche spp in Ethiopia. Elzein, A E M, Kroschel, J, Assefa Admasu, and Masresha Fetene. Pages 271-282

Microbiology

Microbiological aspects of ergo (ititu) fermentation. Almaz Gonfa, Alemu Fite, Kelbessa Urga and Berhanu A Gashe. Pages 283-290

Survey of mastitis in dairy herds in the Ethiopian central highlands. Tesfu Kassa, Gemechu Wirtu and Azage Tegegne. Pages 291-301