JEGNAW TESFAYE GEBEREMICHAEL; Dr. Habtamu Alemayehu (PhD); Dr. Venkatesan G.(Haramaya University, 2024-03)
Nowadays, to improve the machinability of a product, different coolants and lubricants are in
use. However, their costs and their adverse effects on human and environment have become
serious concerns. Therefore, it is ...
Soil Moisture is a key component of the hydrological cycle and plays a crucial role in agricul-
tural productivity, water resources management, and ecosystem health. The present study aims
to simulate soil moisture using ...
Ethiopia faces droughts due to population growth, water resource imbalances, and land
degradation. Inadequate irrigation technology hinders food security and income. Kersa
Watershed's irrigated agriculture lacks ...
To enhance shelf life, prevent spoilage, and preserve nutritional value, processing pulses is very
essential and critical. Milling pulses is the removal of grain coat to produce polished grain and
cleavage of the two ...
xvii
DESIGN, MANUFACTURING AND PERFORMANCE EVALUATION
OF ENGINE DRIVEN BARLEY DEHULLER
ABSTRACT
The conventional method of dehulling barley grains involves the use of milling machines or
pounding in a mortar with ...
Watermelon seeds are the most nutritious seeds. It might produce oil but is typically discarded as food waste
once the fruit is consumed. This study aimed to determine how extraction time and roasting temperature ...
FREE ZIYAD; Dr. Dadapeer Bashir (PhD); Dr. Habtamu Alemayehu (PhD)(Haramaya University, Haramaya, 2024-03)
In the machining process large amounts of heat are generated, and in order to remove them, it
is necessary to utilize cutting fluids or adequate cooling agents, both of which are significant
sources of waste production ...
Ethiopia has a diversified agro-ecology, which makes the production of a wide range of cereal
crops possible. The major cereal crops are produced almost in all regions of the country though
there are variations in volume. ...
Drought is recognized as a major climatic hazard and a critical development and
environmental challenge in Ethiopia’s Somali Region. This study investigates the impact of
climate change on agricultural and hydrological ...
Eden Tadele; Asfaw Kebede (Ph.D)(Haramaya University, Haramaya, 2023-08)
There is a growing global focus on the impacts of land-use land-cover (LULC) change on soil
resources, particularly due to its significant impact. Soil erosion, a crucial environmental issue
of great magnitude, is ...
Groundwater is a valuable and important natural resource for humankind for drinking,
industrialization and irrigation in present day, but the availability is reduced gradually
due to over exploitation and lack of management. ...
Anane Gemeda Eme; Abera, Dr. Eng. Solomon(Haramaya University, 2024-04)
Finger millet is the sixth most important cereal crop in Ethiopia in total area and production.
Nonetheless, the unavailability of efficient and adequate number of threshing machine are the
most serious constraints in ...
MOHAMMED ARIF AHMEDDIN; Dr. Tesfaye Gobena (PhD); Dr. Abraham Geremew (PhD).(Haramaya Universitiy, 2024-06)
Background: Hand washing is crucial for women with children under five to prevent germs
and contaminants from spreading childhood diseases, especially in low- and middle-income
countries where hand hygiene is particularly ...
Shewangizawe Teketle Anamoo; D.rSolomon Abera (D. Eng); Mr. Anbesse Girma(Haramaya University, 2024-03)
The prevalence of malnutrition among mothers and children remains a common problem in
Ethiopia and commercially available complementary foods are expensive for low-income
families. Thus, this study was conducted to ...
Drought is a short lived period of abnormally dry weather long enough to cause a
hydrological imbalance. The intensity and frequency of droughts are expected to change
earth’s climate. Climate change and climate variability ...
Raey Abebe; Dr. Ritesh Pratap Singh; Mr. Atli Lemma.(Haramaya University, 2024-05)
In recent years, the spectrum demand for wireless communication services and applications
has been increasing drastically besides spectrum resource management and allocation have
become a hot issue. Cognitive Radio ...
In recent years mobile operators have been challenged to deliver multimedia applications with
higher data rates, low latency, and better quality of service of mobile communications. This has led
to a large number of ...
Bayissa Tarecha Berbo; Prof. Adesoji M. Olaniyan; Dr. Habtamu Alemayehu(Haramaya University, 2024-03)
Crop residues, such as straw, chaff, stalk, stover, bran, etc., are roughages that can be processed
as livestock feeds after crops have been harvested, and grains/seeds detached. The residues are
piled in stacks near ...