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Now showing items 36-55 of 202

Daily Behavioral Activity Pattern of Colobus Monkey In Menagesha-Suba Forest

Yemane, Bayesa (Addis Ababa University, 2018-03-03)

The behavioral activity patterns of the black and white Colobus monkey (Colobus geureza) were studied in Menagesha-Suba forest reserve in central Ethiopia. The study investigated the activity pattern of feeding, grooming, ...
Determination of Bioaccumulation and Food Chain Contamination of Heavy Metals and Organochlorine Pesticides in Tilapia (Oreochromis niloticus) and Abyssinian Ground Hornbill (Bucorvus abyssinicus), Lake Ziway

Geta, Selamawit (Addis Ababa University, 2010-06)

The study had been carried out between July 2009 and June 2010 on the food chain components of Lake Ziway. Bioaccumilation and biotransference of heavy metals and organochlorine pesticides were measured and determined ...
Determination of Effective Rates of Concentration and Frequencies of Birbira (Milletia ferruginea. Hochst. Baker) application for the Management of Potato Tuber Moth, Phthorimaea operculella (Zeller) on Potato (Solanum tuberosum. L.) Under Field Condition

Abdisa, Shewareg (Addis Ababa University, 2017-04)

Globally, Potato is one of the most important crops in terms of production as well as consumption and ranks first among root and tuber crops followed by cassava, sweet potato and yams. After the introduction of potato to ...
Development of Lures and Local Traps and Their Application for Field Management of Pachnoda Interrupta (Olivier) (Coleoptera: Scarabaeidae) in Sorghum in Ethiopia

Atenafu, Getnet (Addis Ababa University, 2014-06)

Sorghum (Sorghum bicolor (L.) is one of the major nutritious cereals in Africa widely cultivated in eastern regions including Ethiopia. Sorghum chafer Pachnoda interrupta (Coleoptera: Scarabaeidae) is a polyphagous insect ...
Development of Mycopesticide for the Management of Sorghum Chafer, Pachnoda Interrupta (Olivier) (Coleoptera: Scarabaeidae) in Ethiopia

Habtegebriel, Belay (Addis Ababa University, 2015-07)

Pachnoda interrupta (Olivier) (Coleoptera: Scarabaeidae) is a damaging pest of sorghum, other cereals and horticultural crops such as maize, wheat, barley, bananas, guava etc. in Africa which at times results in complete ...
The Distribution and Ecological Impacts of Parthenium Hysterophorus L. (Asteraceae), An Invasive Species in Kombolcha City Administration, South Wollo, Ethiopia

Ali, Gezahegn (Addis Ababa University, 2016-08)

Parthenium hysterophorus L. (Asteraceae) (tribe: Heliantheae), is an erect and much branched annual or ephemeral herb, known for its notorious role as environmental, medical, and agricultural hazards. It invade large ...
Distribution of the Bale monkey (Chlorocebus djamdjamensis) in the Bale Mountains and its Ecology in the Odobullu Forest, Ethiopia – A Study of Habitat Preference, Population Size, Feeding Behaviour, Activity and Ranging Patterns

Mekonnen, Addisu (Addis Ababa University, 2008-07)

The Bale monkey (Chlorocebus djamdjamensis) is endemic to Ethiopia. Bale monkeys are recorded as Data Deficient in the IUCN Red List of Threatened species categories. This study was conducted from August 2007 to May 2008 ...
Distribution, Population Status and Diurnal Activity Pattern of Burchell’s Zebra (Equus Burchelli , Gray, 1824) in Yabello Wildlife Sanctuary, Southern Ethiopia

Regassa, Reta (Addis Ababa University, 2010-06)

A study on the distribution, population status, and diurnal activity pattern of Burchell’s zebra (Equus burchelli, Gray, 1824) was carried out in the Yabello Wildlife Sanctuary, Southern Ethiopia during October, 2009 – ...
Distribution, Population Status and Feeding Behavior of Oribi (Ourebia Ourebi) in Senkelle Swayne’s Hartebeest Sanctuary (Sshs)

Tekalign, Wondimagegnehu (Addis Ababa University, 2006-06)

Population status, structure and feeding behavior of Oribi (Ourebia ourebi) was conducted in Senkelle Swayne’s Hartebeest Sanctuary (SSHS) from August 2005 to March 2006, which included wet and dry seasons. Total count ...
Diversity and Relative Abundance of Birds at Entoto Mariam Church Groves

Urgessa, Hailu (Addis Ababa University, 2017-08)

Relative abundance and diversity of birds at the Entoto Mariam Church Groves was studied between February to August 2016, covering both dry and wet seasons. Point count method was used to investigate the relative abundance ...
Diversity, Abundance, Distribution and Habitat Association of large Mammals in Chebera Churchura National Park , Ethiopia

Timer, Girma (Addis Ababa University, 2005-06)

This study attempted to investigate diversity, abundance, distribution and habitat association of mammalian fauna of Chebera Churchura National Park (CCNP). Representative samples of each vegetation types were surveyed ...
Diversity, Distribution and Conservation Status of Small Mammals of Chilalo-Galama Mountains Range, Southeastern Ethiopia

Kasso, Mohammed (Addis Ababa University, 2018-03-04)

A study on diversity, distribution and conservation of small mammals was conducted in Chilalo-Galama Mountains Range from August 2013 to December 2016. The main objective of this research was to make ecological assessment ...
Diversity, Distribution and Habitat Association of Small Mammals in Ene Proposed National Park Oromia Regional State, Western Ethiopia

Asefa, Solomon (Addis Ababa University, 2018-08-03)

The present study was carried out to investigate small mammal species distribution, diversity and habitat association in Ene proposed National Park, Western Ethiopia. This study was conducted during September 2018 to October ...
Diversity, Relative Abundance and Biology of Fishes in Angereb and Sanja Rivers, Tekeze Basin, Ethiopia

Tesfaye, Genanaw (Addis Ababa University, 2006-06)

Diversity and relative abundance of fish species of Rivers Angereb and Sanja were studied from samples (923 specimens) collected during November 2004 to October 2005. The samples were collected in the dry season and wet ...
Drought Vulnerability Assessment Using Geospatial Data and Modeling Techniques: a Case Study of East Hararge Zone, Ethiopia

Tadesse, Chaltu (Addis Ababa University, 2018-06-04)

Drought vulnerability assessment using Geospatial data and Modelling techniques: A case study of East Hararge Zone, Ethiopia Chaltu Tadesse Amante Drought is water related natural disaster, which affects a wide range of ...
Dynamics of Phytoplankton and Physicochemical Features of the Ethiopian Soda Lakes Chitu and Shala, and Evaluation of the Potential of their Waters for the Production of Arthrospira (Spirulina) Fusiformis (Cyanophyceae) in Laboratory Cultures

Ogato, Tadesse (Addis Ababa University, 2015-06)

Soda lakes provide great opportunity for the study and understanding of aquatic ecosystems, owing to their unique biotic assemblage of great ecological and economic values and high sensitivity to environmental changes. In ...
Ecological Impact of khat(Catha edulis) cultivation in Silti Woreda, Southern Nations, Nationalities and Peoples Region (SNNPR), Southern Ethiopia

Alem, Kibrom (Addis Ababa University, 2016-08)

An investigation of the impact of khat (Catha edulis) cultivation was carried out in Silti woreda in 2015/16 in four purposively selected kebeles. (Boze, Yeteker, Asano, and Senena). The purpose of the study was to ...
Ecological studies of benthic macro_ invertebrates from a sediment along gradient in the Awash River, Ethiopia

Mohammed, Zahra (Addis Ababa University, 2017-01)

Macro_ invertebrates are good indicators of human land use impacts because they are sensitive to habitat alterations. The present study aimed at assessing the ecological impacts of sediment loading on macro-invertebrates ...
Ecological Studies of Marabou Stork (Leptoptilos Crumeniferus) Around Hawassa Lake, Southern Ethiopia.

Garuma, Bethelehelm (Addis Ababa University, 2018-06-02)

A study was carried out around Lake Hawassa, covering both wet and dry seasons in 2017/18, to investigate the population structure, habitat association, feeding ecology and reproductive patterns of the Marabou stork ...
Ecological Studies of the African Civet (Civettictis civetta)

Berhanu, Ayalew (Addis Ababa University, 2000-03)

Ecological studies of the African civet (Civetticits civetta) was carried out in Hawassa and Wondo Genet areas of Ethiopia, during July 2012 – March 2014. Civetry distribution and density, population density, diet analysis, ...

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