Browsing General Biology by Issue Date

A Comparative Study on the Effect of Gulein Three Areas: Sendafa , Debre Berhan and Fiche

Kifle, Anketsebrhan (Addis Ababa University, 1980-06)

Samples were collected from the three sites: Sendafa, Debte Ilerhan and Fiche to study changes induced by "Guie" practice. 'l'he chemical and physical changes as well as the growth of barley in these soils was compared ...

An Eco-Physiological Study of Cultivated Barleys in welmera

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. ...

The Application of the Enzyme Linked immunosorbent Assay (Elisa) In t'he Sehodiagnosis of Schistosoniasis

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 ...

Identification of Stereotypes and Assessment of Multiple Drug Resistance in 360 Shigella Isolates

Gebre, Afeworki (Addis Ababa,University, 1980-06)

Three hundred and sixtyur ban and rural Shi gellae isol ates were analysed in r espec t t o scr ogr oupins , ser otypinS , biochemotyping and drug resistance . S. f l exne r i (50 . 55~ ) was mos t common , f ollowed by ...

A Comparative Study on the Effect of “Guie” in Three Areas: Sendafa, Debre Berhan and Fiche

Kifle, Anketsbrhan (Addis Ababa,University, 1980-06)

Samples were collected from the three sites: Sendafa. Debre Berhan and Fiche to Study Changes induced by ‘’Guie” Practice. the Chemical and Physical Changes as well as the growth of barley in These Soils was Compared ...

An Ecological Study of the Hontane Grassland Vegetation in Holmzra Horeda

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 ...

A S'l'udy on the STructure of a Hon'fane Forest - the Menagesha State Forbst

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 ...

An Ecological Study of the Montane Grassland Vegetation in Wolmera Woreda

Woldu, Zerihun (Addis Ababa,University, 1980-07)

A study of the grasslands in wolmera wereda was made from August 1979 to Octobr 1979.one hundred And twenty stands were systemat ically sampld and the occurece of 118 pl specis in t e stands rcorded . 'orne envir o ...

An Ecological Study of the Montane Grassland Vegetation in Wolmera

Woldu, Zerihun (Addis Ababa,University, 1980-07)

A study of grasslands in wolmera wereda was made from August 1979 to october1979.one hundred and twenty stands were Stands recorded

A Preliminary Study of the Fungal Flora of Ethiopian Cereal Grains with Special Ehphasis on the Prevalence of Toxicogenic Groups

Abate Dawit (Addis Ababa University, 1982-06)

Gtaphylogocous Aureus from Surgigal Departments of Hosptals I Naddis Ababa Staff Carriage Rates, Environmental Contamination and Antibiograms

Tewodros, Wezenet (Addis Ababa University, 1982-06)

Six hundred strains of Staph;zlococ£~ aur:::.us were isolated from the Black Lion Teaching Htispital Surgical Department environment (353), from the nose, wrist and arm skin of surgical staff of six selected hospitals ...

A Palyological- Taxonomic Study of the: Genus Asystmlia and A Palynological S'rully of Some related Genera in the Acanthaceae

Kelbessa, Ensermu (Addis Ababa University, 1982-06)

The pollen morphology of nineteen species of Acanthaceael nine of AsystaEia and ten of five other genera have been investigated using light and/or electron microscopes. The five genera Graptophyllum, Jacobinia, Just;'cia, ...

The .in and Vivo Nitrate Reeducates Activity in Tef (Eragrostis Tef (Zucc.) Trotter) Under Different Assay Conditions

Negash, Legsse (Addis Ababa University, 1982-06)

The presence, substrate inducibility and regulations of the enzyme nitrate reductase (NADH: Nitrate Oxidoreductase, . . E.C. 1.6.6 .• 1)(NR) of both dark-grown and light-grown tef plants (Eragrostis ~ (Zucc.) 'rrotter) ...

The Effect of Different Soils on the Gorwth and Yield of Some TEf Cultivars

Isak Sirak (Addis Ababa University, 1982-06)

Observation of yields of tef tested in national yield trials (NYT) at different sites and at different times have given variable results. It ~/aS assumed that differences in the tef yields ~Iere probably due to environmental ...

A Palynological- Taxonomic Study of the Genus Asystasia and A Plynological Study of Some Related Genera.. In the Acanthaceae

kelbessa, Ensermu (Addis Ababa University, 1982-06)

The pollen morphology of ni neteen s pec i es of Acanthaceae : nine of A5ystneia and ten of five other genera ha ve been inves tigated usinG l i ght and/or electron mic roscope s . The five gener a Gr a p tophyllurn , ...

The in Vivo and in Vitro Nitrate Reductase Activity in Tef (Eragrostis Tef (Zucc.) Trotter under Different Assay Conditions

Negash, Legesse (Addis Ababa,University, 1982-06)

the presence , substrate ind cibility and regulatios of the enzyme ni trate reductase ( NADH : Nitrate Oxidored case , E . C. 1.6. 6.• )(NR) of b o h ark- grown and l igh - gro n tef plants ( Eragr osti s te f (Zucc . ...

Adoptive Transferor Lymphocytes And Its Role In Protecton Against Schist soma Manzoni Infection In Arvcicanthus Sp Rats

Nengestou, Seyoum (Addis Ababa University, 1982-07)

adoptive transfer of protection from inducted donor acanthus !!l? rats to uninstructed recipients was attempted by va~yj.ng some parameters such as the inf8ction period of donor rats and the time of transfer relative ...

Adoptive Transfer of Lymphocytes and its Role in Protection against Schitosoma Mansoni Infection in Arvicanthus Species

Mengestou, Seyoum (Addis Ababa,University, 1982-07)

Adoptive transfe r o f pr o t f!c tio n f rom i nf 'ctcd don or J.rvicanthus !.E. rats t o uninfec t ed r c cl pient~ was t!l ttt!mpted by va ~ y ing s omc pilram ~~b.! rs such a s the i ntl:ction pe riod o f donor r ...

Comparative Studies on the Ecology of Bi0mphalaria Pfeifferi (Krauss, 1847) in Non Endehic and Endehic Areas of Schistosoma Hansoni (Sambon. 1907) in Ethiopia.

Lakew Mekuria (Addis Ababa University, 1983-02)

The region of Debre Berhan, Where schistosomiasis is not endemic, Vias compared with a' well established focusof S.mansoni, vlonji , with regard to climate, snail habitat s and snail differences in susceptibility and ...

The Effects of Hypoxia and Hypercapnia o n plasma Renin Activity in the Rabbit

Negatu, Zleleke (Addis Ababa University, 1983-05)

Browsing General Biology by Issue Date

Browsing General Biology by Issue Date

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