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  • Tafesbe, Fikru (Addis Ababa Universty, 1980-06)
    Organometallic compounds are widely used as heterogenous and homogenous catalysts in the industrial productions of important chemicals and synthetic products. In many cases of such industrial transformation, metal carbenes ...
  • Asfaw, Zemede (Addis Ababa University, 1980-06)
    In eco-physiological studies, problems that originate from field , , observations aretack~d both through field work and laboratory studies. This paper presents e study made on the eco-physiology of barley (Hordeum Sect. ...
  • Sisay , Tezera (Addis Ababa Universty, 1980-06)
    The synthesis of zirconium selenite and thorium tellurite are reported. Zirconium selenite has been prepared by mixing 4 N HCl solution of zirconium oxychloride with 4 N HCl solution of sodium selenite, and by adjusting ...
  • Taticheff, Seyoum (Addis Ababa University, 1980-06)
    A description of the schistosome parasite and its life cycle, its immunology and the fact that the parasite causes a disease of world-wide significance is made. The existing distribution of schistosomiasis in Ethiopia ...
  • Leta, Dejenie (Addis Ababa University, 1980-06)
    The main purpose of this. research was to find the categories of verbs that determine the various Dromo sentence patterns. At the initial stage, a review of all available books and publications on Oromo in general, and ...
  • Tecle, Berhane (Addis Ababa Universty, 1980-07)
    In this project an attempt was made to prepare lignans by oxidative and reductive coupling of the a-enolates and a-bromo derivatives of substituted propiophenones respectively. Propiophenone derivatives were prepared ...
  • Woldu, Zerihun (Addis Ababa University, 1980-07)
    A study of the erasslands in \/olmera \Iereda was made from A August 1979 to October 1979. One hundred and twenty stands were systematically sampled and the occurence of 118 plant species in the stands recorded. Some ...
  • Yirgu, GeZahegne (Addis Ababa Universty, 1980-07)
    Geothermal energy, the cheapest amorlY ttl~ differeDt soutced of power, is thought to provide a solution for the rising demand of electricity in Ethiopia, because the Ethiopian Rift Valley and Afar area have been ...
  • Tadesse, Ketema (Addis Ababa Universty, 1980-07)
    The Borkena Hiver Basin is located in Wollo governorate general. It is part of a major graben related to the Ethiopian Rift System, which extends north to Korbeta graben around Maichew and south upto Debre Berhan, and ...
  • Demissew, Sebsebe (Addis Ababa University, 1980-07)
    In order to have a better management for existing forests, and to reafforest devegetated areas an ecological study of forests is indispensable. Menagesha State Forest which is one of the few remaining forests in Central ...
  • Ta'a, Tesema (Addis Ababa University, 1980-07)
    This paper is a historical survey of the Oromo of Wollega from the . e.t/-;.(J ()..AA.. J L<O II'- early days of the Oromo ~ which took place in the first half of the sixteenth centuryp up to the first decade of the ...
  • Aregahegne, Assefa (Addis Ababa University, 1981-05)
    A considerable number of studies of Amharic literature have been written by Ethiopian as well as foreign scholars. Studies by Ethiopians are v.ry fragmentary and those by foreigners reveal distortions. This thesis ...
  • Kefele, Mammo (Addis Ababa University, 1981-05)
    In this study, errors in the compositions of 89 3rd and 4th year students were identified and classified. The errors were based on 157 essays written for the cdurse, Advanced Composition II. A ., total of 56,426 words ...
  • Henberu, Dirshaye (Addis Ababa Universty, 1981-06)
    The root~·bark powder of Croton macrostachys Hochstex. A. Rich. (Euphorbeaceae) (ብሳና), used in Ethiopia for curing spreading wounds, was extracted with diethyl ether. The crude extract, on fractionation by column ...
  • Tilahun, Tesfaye (Addis Ababa University, 1981-06)
    e}wij:ed gas is meant a 90."1 in which thet'e exisi: a s.i9nificant number of exalted particles. Tlw number of ~jxcited part 1cles depends on external sources (la.ser illumination, electron beams, etc.) and can be ...
  • Tola, Wako (Addis Ababa University, 1981-06)
    The purpose of this thesis is to present a fuller analysis of the phonology of the Mecha dialect of Oromo. The paper has six sections. In the first section the relevant liter~ture is revied in brief. The second section ...
  • Yazbec, Olga (Addis Ababa University, 1981-06)
    The main purpose of thls r esea r c h i s to introduce the Ethiopian short s t ories to the Ethiopian public, a work that has not been attempted so f a r. The r esear ch examines why the short s tory, which is a recent ...
  • Tola, Wake (Addis Ababa University, 1981-06)
    The purpose of this thesis is to present a fuller analysis of the phonology of the Mecha dialect of Oromo. The paper has six sections. In the first section the relevant liter~ture is revied in brief. The second section ...
  • Gerba, Semlaba (Addis Ababa Universty, 1981-07)
    Oleyl ester of p-benzoylbenzoic acid (I) was irradiated in carbontetrachloride. The triplet state of benzophenone served to abstract hydrogen; intramolecular to, but structurally remote from the excited carbonyl

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