Yemane Tsehaye

• PhD
• Professor (Associate) at Mekelle University

Despite the release of several malt barley varieties in Ethiopia over the past four decades, most farmers have limited access to certified seeds of these improved varieties. This study investigated the malt barley seed sources and seed quality perceptions of farmers in eight major malt barley growing districts in the central highlands of Ethiopia....

Wheat is a vital staple crop globally, addressing significant nutritional needs. In Ethiopia, the excessive application of nitrogen (N) and phosphorus (P) fertilizers can reduce crop production, including wheat. Additionally, excessive phosphorus application can limit zinc (Zn) uptake, making it essential to balance these nutrients to enhance yield...

Agronomic, Nutritional & Antinutritional characterization of Ethiopian okra accessions

Tef, a staple food crop in Ethiopia, is well-adapted to diverse climatic conditions and soil types. Despite its resilience, tef's national yield remains low at 1900kg/ha due to moisture stress, lodging, soil fertility, and poor agronomic practices etc. With a potential yield of 6000kg/ha, there is Original Research Article Nigus et al.; Asian J. Re...

Barley is one of Ethiopia's most important cereal crops, ranking fifth in total cereal production, after maize, wheat, teff, and sorghum. Based on its intended use, it is divided into two types: food barley and malt barley. This study investigated the factors that affect farmers' decisions to adopt malt barley technology. The research was conducted...

Comprehensive information on genetic variability and selection parameters is very crucial to design breeding strategies. However, very limited information is available in Ethiopian linseed germplasm. Therefore, the present study was conducted to estimate genetic variability, broad sense heritability and genetic advance; and determine selection for...

The productivity of sorghum, an important staple food crop in Ethiopia, has been constrained by environmental stresses and declining soil fertility, and addressing these constraints improves the productivity of sorghum. A field experiment was conducted in Raya Valley to evaluate the responses of eight sorghum varieties to NPSZn and NP fertilizers a...

Finger millet is one of the staple food crops used for different end-uses in Tigray, northern Ethiopia. However, limited research attention has been given to its nutritional and anti-nutritional profiling. Thus, this research was conducted to assess the potential and variability in protein, starch, minerals, flavonoid, tannin, and antioxidant activ...

Background Teff is a prominent cereal crop grown in various parts of Ethiopia, exhibiting considerable genetic diversity for the most essential above-ground morphological traits. It forms a symbiotic relationship with arbuscular mycorrhizal fungi (AMF) to adapt to resource-limited conditions in dryland areas. Currently, AMF is becoming an essential...

The improvement for a trait of interest can be achieved by both direct and indirect selection of characters that are more heritable and easy to select. The aim of this study was to determine the degree and nature of associations among morphoagronomic taits, fatty acid contents and oil yield. One hundred twenty six (120 accessions and six improved v...

Sorghum is one of the staple food crops in Tigray, northern Ethiopia. Despite this, limited research attention was given to the nutritional and antinutritional profiling of sorghum. Thus, this research was initiated to profile and evaluate the variabilities in protein, starch, minerals, flavonoid, tannin, and antioxidant activities among sorghum la...

Plagiarism detection software: iThenticate Managing entity: USA

Parthenium (Parthenium hysterophorus L.), the invasive weed of global significance, have a direct and indirect impact on human and animal health as well as the overall ecosystem health. Since its introduction to Ethiopia and the Tigray region, it rapidly covers millions of hectares of crop fields. Different biological control options were tested in...

Sorghum is one of the staple food crops in Tigray, northern Ethiopia. Despite this, limited research attention was given to nutritional and antinutritional profiling of sorghum. Thus, this research was investigated to profile and evaluate the variabilities in protein, starch, minerals, flavonoid, tannin, and antioxidant activities among sorghum lan...

The improvement for a trait of interest can be achieved by both direct and indirect selection of characters that are more heritable and easy to select. The aim of this study was to determine the degree and nature of associations among morphoagronomic taits, fatty acid contents and oil yield. One hundred twenty six (120 accessions and six improved v...

Sweet potato is in its introductory phase as a food-based approach to alleviate malnutrition in the Afar region, where, due to climate change, agricultural drought impedes crop production. This study assesses the impact of climate change on orange-fleshed sweet potato (OFSP) fresh storage root yield production over the Afar region using the Aqua Cr...

The study was conducted with the aim of inventorying and assessing the level of sorghum landraces richness, estimating the extent and patterns of phenotypic diversity, identifying race type, and predicting suitable areas of production using future climate scenarios in Tigray, Northern Ethiopia. Overall, 358 landraces from 125 independent farmers’ f...

This study evaluated the genotype by environment interactions in the yield and nutraceu-tical traits of the orange-fleshed sweet potato (OFSP) storage root in different agro-climatic zones of northern Ethiopia. Five OFSP genotypes were cultivated at three different locations following a randomized complete block design, and the yield, dry matter, b...

Simple Summary This study aimed to investigate the influence of the agro-climatic environment of Northern Ethiopia on the content of essential mineral elements of selected orange-fleshed sweetpotato genotypes, the potential contribution of each genotype’s essential mineral elements to the required daily allowance, and the potential risk to human he...

This study aimed at investigating the effects of sodium azide (NaN3) on quantitative and qualitative capsule traits in M2 generation of 14 Ethiopian sesame genotypes collected from Humera Agricultural Research Center (HuARC), Tigrai. Both the treatment and control seeds were sown in well-prepared beds in greenhouse to develop M2 plants. Data on qua...

The present study explored the effect of sodium azide (NaN3) on quantitative and qualitative leaf traits of M2 lines on 14 Ethiopian sesame genotypes collected from Humera Agricultural Research Center, Tigrai, Ethiopia. Qualitative data on leaf color, leaf hairiness, leaf arrangement, leaf shape, basal leaf profile, basal leaf margin, and leaf angl...

Worldwide, sweet potato (Ipomoea batatas (L.) Lam) ranks the sixth most important crop valued for food security, income, and nutritious diet for poor farming communities. Despite its importance, there is lack of information and knowledge to introduce the crop to Afar region where malnourishment is high. Six orange-fleshed sweet potato genotypes (Am...

The emerging oilseed crop Sesamum indicum, also known as the queen of oilseeds, is being grown globally for its oil content for medicinal and nutritional values. One of the key challenges of sesame cultivation is its low productivity. In the present study, sodium azide (NaN3) was used as a chemical mutagen. The aim of this study was to examine the...

Background Adequate phosphorus (P) and foliar zinc (Zn) in groundnut required for obtaining Zn-enriched grain and optimum yield. However, it was very low in the area. Due to that objective of the study was to investigate the response of groundnut genotypes to combined application of phosphorus and zinc on yield and nutritional contents. A field exp...

Abstruct Maize (Zea mays L.) is an important food crop in Ethiopia, but its productivity in farmers' field through out the country is generally low due to limitation of high yielding improved maize hybrid varieties. Knowledge of combining ability and gene action is essential to identify good combiner inbred lines and high yielding potential hybrids...

A total of forty eight maize hybrids produced through a line by tester mating design with two checks of BH-546 and BH-547 were evaluated at Bako National Maize Research Center on station under rain fed condition in 2013 using alpha lattice design with two replications to determine the heritability, genetic advance, correlation and genetic parameter...

Maize (Zea mays L.) is an important food crop in Ethiopia, but its productivity in farmers' fields throughout the country is generally low due to use of traditional low-yielding open-pollinated maize varieties and limitation of improved maize varieties. Exploitation of maize heterosis through the development of modern high yielding hybrids and synt...

The lack of adaptable varieties is the major problem for durum wheat (Triticum turgidum var. durum) production in Ethiopia. The variability in 36 durum wheat genotypes was studied for key traits across locations to select genotypes possessing optimal grain quality and high grain yield for production in northern Ethiopia, using a simple lattice desi...

A field experiment was conducted to investigate the influence of different nitrogen and phosphorus fertilizer levels on dekoko (Pisum sativum var.abyssinicum A.Braun) yield and yield components as well as to establish the net benefit at each fertilizer levels. The Experiment was conducted at Mekelle university Endayesus campus in Tigray, Northern E...

Capsicum is one of the most economical important vegetable crops worldwide. Pungency and oleoresin are the most important attributes of pepper used in food products, as spice and in pharmaceutical applications. In order to identify the performance of Hot pepper (Capsicum annumL.) varieties, an experiment was carried out at Mekhoni Agricultural...

This study was conducted to develop an efficient regeneration protocol used for sesame genetic transformation. Published regeneration methods using 6-benzylaminopurine (BAP), indol-3-butyric acid (IBA), and α-naphthaleneacetic acid (NAA) were used in this experiment. Cotyledon explants of 14 Ethiopian genotypes collected from Humera Agricultural Re...

Hot pepper production in most areas of Ethiopia especially in Tigray region is constrained by shortage of varieties, the prevalence of fungal and bacterial as well as viral diseases. Sixty-four hot pepper genotypes were evaluated to obtain the extent of genetic variability, association among characters. The experiment was laid out using 8x8 simple...

Background: Adequate phosphorus (P) and foliar zinc (Zn) in groundnut required for obtaining Zn-enriched grain and optimum yield. However, it was very low in the area. Due to that, the study investigated the response of groundnut genotypes to combined application of phosphorus and zinc on yield and nutritional content. Methods: A field experiment w...

Background:Objective of the study was to investigate the response of groundnut genotypes to combined application of phosphorus and zinc on yield and nutritional contents. A field experiment was conducted at Sheka-Tekli in 2017/18 cropping season. Methods:The treatments were consisted of three groundnut genotypes (ICGV00308, ICGV91114 and Sedi) as m...

Background: Adequate phosphorus (P) and foliar zinc (Zn) in groundnut required for obtaining Zn-enriched grain and optimum yield. However, it was very low in the area. Due to that objective of the study was to investigate the response of groundnut genotypes to combined application of phosphorus and zinc on yield and nutritional contents. A field ex...

Understanding the genetic variability and diversity of crops is the basis for breeding and improving of crops. Sixty four Ethiopian hot pepper genotypes were evaluated in 8×8 simple lattice design for genetic variability in green fruit yield and yield related traits at Axum Agricultural Research Center during 2018/2019 under irrigation. Data were c...

The study aimed at evaluating the influence of environment on sweetpotato stability and identifying superior genotype(s) with high yield stability in the farmers' field conditions. Six sweetpotato genotypes were evaluated for two years in 'meher' season (July-December), 2014 and 2016; four of the six genotypes were assessed for three years in the '...

Groundnut is an important oil and protein crop in Ethiopia. Abergelle is one of the dryland part of Ethiopia that is agro ecological potential to groundnut production. Management practice and Lake of improved varieties are a major limitation for low yield and seed quality. Due to this intervention, field experiment was implementing at Sheka Tekli,...

Sorghum [Sorghum bicolor (L.) Moench] is a high-yielding, nutrient-use effi-cient, and drought tolerant crop that can be cultivated on over 80 per cent of the world’s agricultural land. However, a number of biotic and abiotic factors are limiting grain yield increase. Diseases (leaf and grain) are considered as one of the major biotic factors hinde...

Hot pepper is the dominant vegetable crop grown in different parts of Ethiopia with long history of cultivation and considerable genetic diversity for most important morphological traits. However, shortage of varieties, the prevalence of fungal and bacterial as well as viral diseases, information is lacking on genetic diversity and genetic informat...

Variety selection from locally adapted crops is the major climate change adaptation strategy of farming communities. There are several justifications for re-thinking for the sustainable use of crop biodiversity in our breeding programs. Thirty-one durum wheat farmers' varieties (FVs), together with five improved check varieties, were characterized...

A field experiment was conducted in western Tigray, Northern Ethiopia, during the 2012 main cropping season, to investigate the influence of time of nitrogen application on rice yield and yield components. The experiment consisted of six application timings viz. 50% of the recommended at sowing and the remaining 50% at tillering (T1), 50% of the re...

Effects of row spacing, blended fertilizer rates, and varieties on some agronomic traits of chickpea were evaluated with the objective of investigating response of Kabuli and Desi type chick pea varieties to blended fertilizers rates and interrow spacing. The study was done using split plot design interrow spacing as a main plot, and fertilizer and...

The document is workshop proceeding organized by CASCAPE project based at Mekelle University. It has full paper as well as abstract of posters. The proceeding also includes lessons learned from the workshop and way forward.

The experiment was conducted in Northern Ethiopia from 2011-2013 under rain fed conditions in a total of seven environments vis. E1, E2, E3, E4, E5, E6 and E7. The objective of the study was to evaluate the adaptability and stability of sesame genotypes across environments. 13 sesame genotypes were evaluated and the experiment was laid out in a Ran...

Yemane Tsehaye (2016): Establishing a core collection of finger millet (Eleusine coracana [L.] Gaertn.) ex situ holdings of the Ethiopian genebank. Journal of the Drylands, 6(2): 519-530, 2016. The Ethiopian genebank, a pioneer genebank in Africa, has large number of collections of different crops species (including finger millet) collected from th...

.

SUMMARY Wheat is an important crop in the highlands of Northern Ethiopia and climate change is expected to be a major threat to wheat productivity. However, the potential impacts of climate change and adaptation on wheat yield has not been documented for this region. Wheat field experiments were carried out during the 2011–2013 cropping seasons in...

Seven sweet potato varieties (Bellela, Kabode, Kulfo, LO, Temesgen, Tulla and Vitae) were tested in southern and eastern zones of Tigra, Ethiopiay in 2012 to evaluate their total root yield potential. Randomized complete block design with three replications was used for the experiment Yield data was analyzed using combined ordinary analysis of vari...

The study was carried out in three locations (a total of 7 environments) of Northern Ethiopia from 2011-2013 cropping seasons and thirteen sesame genotypes were evaluated. The objective of this study was to determine the magnitude of GxE interaction and stability of sesame genotypes. The experiment was laid out in randomized complete block design w...

A set of 192 barley genotypes of wide eco-geographic origin were evaluated for flowering time (FT), the major adaptive trait in Ethiopian barleys. Morphological, functional and DArT markers were used to explore trait-marker associations, population structure, genetic diversity and extent of pair-wise linkage disequilibrium (LD). A wide magnitude of...

Sorghum is an important crop for the south and central parts of Tigray Region of Ethiopia. To assess the level of sorghum diversity, two zones, namely South and Central Tigray were selected and eighteen villages in three woredas, Alamata, Raya-Azebo and Tanqua-Abergelle, were surveyed. A total of 93 randomly selected farmers were interviewed using...

Enset plant diversity and maintenance were investigated through interviews, quantitative and qualitative plant morphological analysis, nutritional analysis and field observations. Forty-two enset varieties were identified and grouped into 6 clusters, where the wild variety was an outlier. Principal components analysis also revealed the distinctiven...

Tigray (region) is one of the major finger millet growing regions in Ethiopia and an important site from an archeobotanical point of view. Three zones of Tigray (east, central and west) were identified as representative sites in the region and a total of 14 districts/ ‘Woreda’ were surveyed. Thirty-seven landraces/farmers’ varieties of finger mille...

Ethiopia is one of the countries with a high diversity in crop genetic resources. Between 1995 and 2003 the IBC/E (Institute of Biodiversity Conservation/Ethiopia) started to establish community-based seed banks at 12 locations in different agro-ecological zones. The main purpose being to enrich the diversity of locally cultivated crops and achieve...

Twenty two accessions of barley landrace/farmers'' varieties collected from Bale and North Shewa in situ conservation zones were characterised using 18 qualitative and quantitative morphological traits. Phenotypic frequencies for individual qualitative characters across in situ conservation zones, districts, and strategic sites (localities) have sh...

Biological resources used by local people for a long period of time preserve historical records and scientific competence attained while they develop, conserve, maintain and utilize the landrace varieties of those crops sustainably, ensuring their descent to successive generations. Ethiopian farmers and the traditional farming systems they still ex...