Tolga Karaköy

Sivas University of Science and Techonology · Plant breeding and genetic

Faba bean is a major legume crop that contains a substantial amount of nutritious compounds that our bodies require for maintenance and is also a valuable crop in various other aspects. The present study aimed to investigate agronomic trait diversity in Turkish faba bean germplasm. A total of 372 faba bean genotypes and 3 commercial cultivars were...

Sorghum is emerging as a model crop for functional genetics and genomics of tropical grasses with abundant uses, including food, feed, and fuel, among others. It is currently the fifth most significant primary cereal crop. Crops are subjected to various biotic and abiotic stresses, which negatively impact on agricultural production. Developing high...

This study, which was carried out in 2014-2015 to determine the agronomic characteristics of some chickpea lines and varieties under Şanlıurfa ecological conditions, was conducted in the experimental trial areas of GAP Agricultural Research Institute. 20 registered chickpea genotypes and 3 control varieties were used in the study, which was establi...

Cowpea belongs to the fabaceae family, originated in Africa, and grown in subtropical and tropical areas worldwide. Cowpea seeds contain high nutritional contents and play a vital role in nutritional feed for animals and humans in many countries. The present investigation aimed to check the genetic variations among cowpea germplasm collected from 6...

Aksaray ekolojik koşullarında bazı kuru fasulye genotiplerinin tarımsal özelliklerinin belirlenmesi amacıyla 2020 ve 2021 yıllarında yürütülen çalışma, Aksaray il merkezine 20 km uzaklıkta bulunan Koçaş Tarım İşletmesi Müdürlüğünün deneme arazisinde kurulmuştur. Tescil edilmiş 5 adet kuru fasulye çeşidi ile Orta Kızılırmak Vadisi sınırlarında 2016-...

The world is facing rapid climate change and a fast-growing global population. It is believed that the world population will be 9.7 billion in 2050. However, recent agriculture production is not enough to feed the current population of 7.9 billion people, which is causing a huge hunger problem. Therefore, feeding the 9.7 billion population in 2050...

Çalışma süresince, gıda güvenliğini tehdit eden ağır metallerin in vitro koşullarda biber (Capsicum annum) bitkisinin gelişimi üzerine etkileri incelenmiştir. Çalışma kapsamında, beş farklı konsantrasyonda yedi değişik ağır metal, MS (Murashige ve Skoog 1962) besin ortamına eklenmiştir. Kullanılan ağır metaller kadmiyum, kobalt, nikel, alüminyum, k...

Common bean is considered a recalcitrant crop for in vitro regeneration and needs a repeatable and efficient in vitro regeneration protocol for its improvement through biotechnological approaches. In this study, the establishment of efficient and reproducible in vitro regeneration followed by predicting and optimizing through machine learning (ML)...

Magnesium (Mg) is the fourth most abundant element in the human body and plays the role of cofactor formore than 300 enzymatic reactions. In plants,Mg is involved in various key physiological and biochemical processes like growth, development, photophosphorylation, chlorophyll formation, protein synthesis, and resistance to biotic and abiotic stres...

The world is witnessing a simultaneous problem of climate change and rapid increase in population. Climate change is becoming a big threat to agriculture production system, and it is believed that it will become more and more adverse in coming years. Under these circumstances, plants are combating various environmental stresses they never faced bef...

In this study, the dynamism of forest areas was tried to be determined by determining the ecological differences between the areas where Fagus orientalis Lipsky. (Eastern beech, Fagaceae), a very important species for forestry in Turkey, and the soils of agricultural fields. lime %, total salt %, pH, texture, field capacity %, C%, N%, C/N ratios, 3...

Agricultural production system is extremely vulnerable to climate change, and this change will heavily affect the grain yields, thereby threating the food security worldwide. People from developing countries are at greatest risk of experiencing food insecurity, and today, millions of people are going to bed hungry. Wheat is serving as a staple food...

Common bean is a nutrient-dense legume crop serving as a source of food for millions of people. Characterization of unexplored common bean germplasm to unlock the phenotypic and genetic variations is still needed to explore the breeding potential of this crop. The current study aimed to dissect the genetic basis having association for days to flowe...

Common bean is an important legume crop having high quality protein, micronutrients, vitamins and antioxidants, which makes it a “grain of hope” for poor communities. Hence, a good number of breeding activities have been performed on the improvement of various key traits for years. However, recent advancements in molecular markers, sequencing techn...

The world is confronting with food shortage and malnutrition problems. Millions of people mainly from Asia and Africa are at maximum risk of hidden hunger due to the intake of micronutrient deficient plant-based food. Legumes are considered “poor man's meat” crops due to the presence of good concentrations of minerals, vitamins, and antioxidants. B...

Research studies on conservative genetics of endangered plants are very important to establish the management plans to conserve biodiversity. Rosewood is an evergreen tree of the Amazon region and its essential oil has great acceptance in the medical and cosmetic industry. The present study aimed to explore the genetic diversity and population stru...

Peas, common bean, cowpea, chickpeas, and lentils are the major protein sources in the grain legume group and have an important place in terms of human and animal feeding. High protein content and other nutrient compositions like micronutrients, dietary fiber, prebiotics, and folates make leguminous seeds an important food source. Low glycemic inde...

Valerian (Valeriana dioscoridis Sm.) is a perennial herb of the Caprifoliaceae family. The aim of this study was to determine the variation of V. dioscoridis plants grown in different regions in respect of the quality criteria traits such as nutrient values, extract contents and in vitro antioxidant and antimicrobial activity values. In this study,...

Common bean is a nutrient?dense food legume serving a source of food for millions of people all over the world. Quality and cooking traits are considered important criteria for the success and appealability of any crop cultivars to the end-users. In this study, we aimed to explore the cooking and quality-related traits diversity in a world common b...

Bu çalışmada Sivas ilinde doğal olarak yetişen sarı kantaron (Hypericum scabrum) ve aslan pençesi (Alchemilla mollis (Buser) Rothm) bitkilerinin antioksidan aktivite ve makro-mikro besin içerik değerlerinin belirlenmesi amaçlanmıştır. Elde edilen veriler makro ve mikro besin elementleri açısından değerlendirildiğinde, her iki bitkide de Mg, Ca, Zn...

Safflower is an important oilseed crop mainly grown in the arid and semi‐arid regions of the world. The aim of this study was to explore phenotypic and genetic diversity, population structure, and marker‐trait association for 100‐seed weight in 94 safflower accessions originating from 26 countries using silicoDArT markers. Analysis of variance reve...

Safflower is an important oilseed crop mainly grown in the arid and semi-arid regions of the world. The aim of this study was to explore phenotypic and genetic diversity, population structure, and marker-trait association for 100-seed weight in 94 safflower accessions originating from 26 countries using silicoDArT markers. Analysis of variance reve...

Valerian (Valeriana dioscoridis Sm.) is a perennial herb of the Caprifoliaceae family. The genus Valeriana L. is represented by 14 species (15 taxa) in Turkey. This plant contains flavone glycosides, iridoids and lignans. Among these components, the medically important active ingredient is valerianic acid. Essential oils from valerian roots and rhi...

Quinoa is an important staple food crop for millions of impoverished rural inhabitants of the Andean region. Quinoa is considered a good source of protein,vitamins, minerals, and antioxidants. This study aimed to investigate the genetic diversity and population structure of world quinoa germplasm originating from 8 countries through the iPBS-retrot...

Turkey is lavished with hundreds of common bean landraces. The present study was aimed to investigate the agronomic and mineral variations in 80 common bean landraces collected from 11 different provinces of Turkey. Genotypic variation expressed as a range for some traits like days to maturity (90-141 days), plant height (25.25-361.50 cm), 1000 see...

Plant landraces represent a repository of a gene pool, local adaptation of their domestic species, and thereby are considered a great source of genetic variations. Such genetic variation can be helpful to mitigate the current and future food challenges. A total of 183 common bean accessions including three commercial varieties collected from 19 Tur...

Plant landraces represent a repository of a gene pool, local adaptation of their domestic species, and thereby are considered a great source of genetic variations. Such genetic variation can be helpful to mitigate the current and future food challenges. A total of 183 common bean accessions including three commercial varieties collected from 19 Tur...

Antioxidants play an important role in animal and plant life owing to their involvement in complex metabolic and signaling mechanisms, hence uncovering the genetic basis associated with antioxidant activity is very important for the development of improved varieties. Here, a total of 182 common bean (Phaseolus vulgaris) landraces and six commercial...

Turkey is lavished with hundreds of common bean landraces. The present study was aimed to investigate the agronomic and mineral variations in 80 common bean landraces collected from 11 different provinces of Turkey. Genotypic variation expressed as a range for some traits like days to maturity (90-141 days), plant height (25.25-361.50 cm), 1000 see...

Bu araştırma, farklı orijinli beş adet domuz ayrığı çeşidinin (Lucullus, Lidaglo, Lidacta, Ayfam ve Doğu Yıldızı) Sivas ekolojik koşullarında bazı agronomik ve kalite özelliklerinin belirlenmesi amacıyla 2016-2018 yılları arasında, Sivas/Merkez ve Sivas/Ulaş olmak üzere iki farklı lokasyonda yürütülmüştür. Araştırmada, domuz ayrığı çeşitlerinin ana...

Germplasm collections are very important for breeder to develop new cultivars with high mineral nutrients and yield. Eighty-three Phaseolus landraces were collected from different provinces of Western Anatolia Region of Turkey in 2015-2016. Twenty common bean lines were selected according to morphological characterization results and weighted scali...

Yonca (Medicago sativa L.), yüksek adaptasyon kabiliyeti ve üstün kalite özelliklerinden dolayı yaygın olarak yetiştirilmektedir. Ülkemizde de yem bitkileri içerisinde büyük oranda yonca yetiştiriciliği yapılmaktadır. İyi bir yem bitkisi üretim sistemi içerisinde, üstün özelliklere sahip yonca çeşitlerinin seçilmesi üreticiler açısından son derece...

Turkey presents a great diversity of common bean landraces in farmers’ fields. We collected 183 common bean accessions from 19 different Turkish geographic regions and 5 scarlet runner bean accessions to investigate their genetic diversity and population structure using phenotypic information (growth habit, and seed weight, flower color, bracteole...

The aim of the present study was examined for genotype x environment interactions, stability performance and adaptability of 18 chickpea genotypes for grain yield and yield components under ecological conditions of the Mediterranean of Turkey. The genotypes were evaluated in randomized complete block design with three replications at two locations...

Because arsenic is a common pollutant of the environment, it presents in a various amount in all rocks, soils, waters, air and biological tissues. Arsenic is also released into the environment from anthropogenic sources and transferred into the human, plants, and animals by food and waters. When the plants are irrigated with arsenic-contaminated wa...

Faba bean (Vicia faba L.) is one of the most important legume crop and cultivated nearly all parts of the world. Present study was aimed to investigate the variation in the micro and macronutrients concentration in the Turkish faba bean germplasm. A total of 200 landraces and 3 commercial cultivars were collected from the different geographical reg...

Cooking time and other physiochemical characteristics with enhanced nutrition is one of the key objective the legume breeding program worldwide. Some candidate breeding lines were developed through single plant selection from the bean population collected from different bean growing areas of Western Anatolia Region of Turkey. We aimed to develop ne...

The present study was conducted to determine appropriate selection criteria in field pea breeding material under Mediterranean conditions. The experimental material was 14 lines obtained with selection by us from populations provided ICARDA and 6 registered pea cultivars. The experiment was organized in randomized blocks design with three repli-cat...

The aim of present study performances of field pea genotypes and relationships among the morphological traits were evalation. The present research was conducted with 20 field pea genotypes at two locations including upland and lownland soil conditions under typical Mediterrananean climate in Turkey. Field trails at each location were organized in r...

Lentil is one of the most important grain legumes, which plays a significant role in human nutrition and animal feed through the world. In developing countries, the prohibitively high cost of meat has rendered, lentil, with its high seed protein and essential amino acid content, important source of dietary protein. In this research, 181 lentil adva...

The study was conducted to select cold tolerant accessions of pea genotypes in the Middle Anatolia Region (Sivas) of Turkey. A total of 130 local genotypes and four commercial varieties were screened for cold tolerance. Accessions were evaluated by using a 1–5 scale. Five accessions of pea from İstanbul, Kars, Diyarbakır, Bolu and Sivas were highly...

The study was aimed to select cold tolerant accessions of faba bean genotypes in the Middle Anatolia region (Sivas) of Turkey. A total of 140 local genotype and three commercial varieties Faba bean species was screened for cold tolerance. Accessions were evaluated by using 1–5 scale. Six accessions of Faba bean from Batman, Diyarbakır, Erzincan, Ka...

This study was conducted to determine the effects of some priming treatments on seed germination properties, grain yield, and several agromorphological characteristics of bread wheat. Two commonly grown bread wheat varieties, namely Adana-99 and Pandas, were selected for experimentation conducted during the 2007–08 and 2008–09 growing periods. The...

The first step towards the biofortification of edible portions of crop species with improved nutritional value is to understand the genetic diversity available to breeders in germplasm collections. A faba bean germplasm (129 landraces and 4 cultivars) from diverse geographic regions of Turkey was assessed for micro- and macro element contents of se...

This investigation was conducted to determine agro-morphological characterization of 47 wild chickpea genotypes collected from different regions of Turkey at the experimental area of Cukurova University, Agricultural Faculty, Departmen of Field Crops in 2010-11 growing season. Days to flowering, plant height, first pods height, number of branches/p...

Faba bean is cultivated worldwide and widely used in Mediterranean countries, Asia and Europe. However, only a few faba bean breeders are active in cultivar development. As a result, a limited number of varieties are available for growers. Plant genetic resources or germplasm are funda-mental sources for plant breeding, and the assessment of the ge...

Increasing the amount of bioavailable mineral elements in plant foods would help to improve the nutritional status of populations in developing countries. Legume seeds have the potential to provide many essential nutrients. It is important to have information on genetic variations among different lentil populations so that plant breeding programs c...

The salt (NaCl) tolerance of 5 chickpea genotypes was investigated. Plants were grown in 5 different NaCl concentrations. Germination percentage, shoot and root length, shoot and root dry weight and salt tolerance percentage in the shoots and roots were evaluated. The salt tolerance index (STI) of the genotypes, expressed as the ratio of dry matter...

The objective of this study was to explore the extent of the variation for important seed traits present in a set of 28 field pea landraces collected from various regions of Turkey. A high level of variation was observed for the content of protein, crude fat, ash, fiber and starch. Seed weight, volume and density also varied markedly, as did hydrat...

We examined the physical, physicochemical, and cooking properties of 91 kabuli chickpea landraces from Turkey, using two cultivars (İnci and İzmir-92) as controls. All landraces were grown under the same agroclimatic conditions to eliminate variance caused by genotype×environment interactions. There was high diversity among the landraces in the con...

characteristics. A wide range of diversity of almost all of the plant characteristics that were studied was recorded for the lentil genotypes. Principal component analysis (PCA) was performed for 12 quantitative traits. The first three principal components accounted for 73.13% of the total variation. PC1 was positively related to the biological yie...

The salt (NaCl) tolerance of 5 lentil genotypes was investigated. Plants were grown at 5 different NaCl concentrations. Germination percentage, shoot and root length, shoot and root dry weight and salt tolerance percentage in the shoots and roots were evaluated. The salt tolerance index (STI) of the genotypes, expressed as the ratio of dry matter y...

This study was conducted during 2000-04 to assess the stability and performance of 10 varieties of field pea (Pisum sativum L.) using univariate and multivariate statistical methods. Genotypic, environmental, and GxE interaction variances were found to be significant for all traits. The amount and distribution of rainfall and soil characteristics h...

The molecular characterization of cultivated plant genepools is of foremost importance for germplasm utilization in plant breeding. However, no comprehensive genetic fingerprinting of Turkish lentil landraces existed so far. To overcome this gap, 38 lentil landraces from southeast Turkey, together with six commercial varieties, were molecularly cha...

This study was undertaken to investigate the relationship between some fungi species and black point incidence and the effect of black point on seed weight, germination percentage, seedling emergence, seedling establishment, number of embryonic roots, and coleoptile length under field conditions in bread wheat. In this research, black-pointed and b...