Ketemaw Demeke Getahun; (PhD) Alemayehu; (PhD) Getachew Teshome(Haramaya University, 2024-01)
Formulating and solving IQPP is a very interesting and challenging problem. The main
difficulty is that if the constraints have interval coefficients, then the feasible region is not
fixed. Instead there are an infinite ...
Fresh milk from cattle may possess temporary germicidal or bacteriostatic properties, growth
of microorganisms is inevitable unless it is processed or well stored. This study is intended to
assess physical properties, ...
ABDULAZIZ AHMED MUMMED; Anteneh Belayneh (PhD); Zekeria Yusuf (PhD)(Haramaya University, 2023-09)
The Salvadora persica (Aadee in Oromo language) is well known for its ethnobotonical
values among the local communities.It is distributed in low and mid-altitudinal ranges of
Garamuleta district, eastern Ethiopia. An ...
The amount of diversity of a crop species at farmers’ level is usually measured by the number
of distinct landraces or farmers’ varieties. Therefore, the present study was undertaken to
assess on-farm diversity, preference ...
KONJIT AKLILU MASRESHA; Dr. Mesert Chimedessa; Dr. Andarge Zelalam(Haramaya University, 2024-04)
This study aimed to evaluate the quality of cow and camel milk based on physicochemical and microbial
properties. A cross-sectional study design was employed to collect milk samples from Erer district from
October to ...
Yasin Abas; Zekeria Yusuf (PhD); Alok Kumar (PhD)(Haramaya University, 2023-12)
The traditional method of pomegranate plant propagation does not ensure disease-free
development of plants and is time-consuming and labor-intensive process. A large numbers of
cuttings do not survive during plantation. ...
Coffee is the most important agricultural commodity, which stands second next to oil in terms
of international trading in the global market. Crop genetic resources have an important
potential value in future breeding ...
This thesis provides a relativistic description of electron-positron scattering and pair
annihilation in quantum electrodynamics. By evaluating the modulus square of the invariant
matrix elements, the differential ...
Mulugeta Wolde; Dr. Manikandan Muthuswamy; Dr. Meseret Chimdessa(Haramaya University, 2023-11)
The study was conducted in Shonkolla mountain forest, to determine the floristic composition,
structure and regeneration status of wood plant species. Five line transects were laid along
altitudinal gradient. Vegetation ...
Anthrax is a disease caused by the bacterial Bacillus anthracis. It occurs in a worldwide
and can infect a wide range of domestic and wild animal species. The deterministic
mathematical model was developed and analyzed ...
The indigenous knowledge of the utilization of plants as a source of medicine is important to
conserve useful plants and preserve indigenous knowledge for the next generation. Therefore,
an ethnobotanical study of ...
Because it produces 15% of the water vapour in the atmosphere, evapotranspiration is a crucial
step in the water cycle. In order to allocate water effectively, manage irrigation, assess the
effects of shifting land use ...
TEKALIGN BEYENE SHONE; Zekeria Yusuf (PhD); Endale Teju (PhD)(Haramaya University, 2024-02)
Currently, DNA extraction using magnetic nanoparticles (MNPs) has gained significant
consideration due to their simple manipulation, cost effectiveness and less time consumption.
Although magnetic separation has been ...
Plastics are the most multipurpose man made materials in the world and are generally used as water bottles, medicine package, liquid container, roof cladding, etc. Plastic has disastrous impact on our environment because ...
Ramadan Abdulle Ali; Zekeria Yusuf (PhD); Mulugeta Desta (PhD)(Haramaya University, 2023-11)
Marula (Sclerocarya birrea (A. Rich.)Hochst.)is often referred to as the “tree of life “since its
leaves, stem barks, roots, and fruits are used as food and traditional medicine. The present
study is undertaken to ...
The purpose of this study was to estimate the extent of genetic variability of agronomic traits and their contribution to seed yield. Twelve quantitative characters genotypes of common bean was studied. The experiment was ...
The dry Afromonatane natural forests of East and West Hararghe are under severe degradation.
There are some remnant mountain forests in West Hararghe, which are under increasing
anthropogenic threats and call up urgent ...