Yazar "RTEÜ, Ziraat Fakültesi, Tarla Bitkileri Bölümü" için Tarla Bitkileri Bölümü Koleksiyonu listeleme
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Altitudinal changes in secondary metabolite contents of Hypericum androsaemum and Hypericum polyphyllum
Çırak, Cüneyt; Radusiene, Jolita; Jakstas, Valdas; Ivanauskas, Liudas; Seyis, Fatih; Yayla, Fatih (Pergamon-Elsevier Science Ltd, 2017)The genus Hypericum (Hypericaceae) has attracted scientific interest as its members have yielded many bioactive compounds. in the present study we investigated the content of hypericin, pseudohypericin, hyperforin, ... -
Characterization and selection of indigenous fruit variants in the Eastern Black Sea region (Turkey) for future breeding
Akbulut, M.; Şavşatlı, Yusuf; Baykal, H.; Bakoglu, N. (International Society for Horticultural Science, 2017)The Turkish province of Rize, in the Eastern Black Sea Region, is very rich in natural diversity. Its districts are home to a wide range of landrace fruit species including whortleberry, Caucasian whortleberry, aromatic ... -
Chemical and morphological diversity among wild populations of Hypericum aviculariifolium Jaub. et Spach subsp. depilatum ( Freyn et Bornm.) N. Robson var. depilatum
Çırak, Cüneyt; Özcan, Aysel; Yurteri, Emine; Kurt, Dursun; Seyis, Fatih (Univ Zagreb, Fac Science, Div Biology, 2020)In this study, the chemical and morphological diversity among eleven wild populations of Hypericum avicularlifolium Jaub. et Spach subsp. depilatum (Freyn et Bornm.) N. Robson var. depilatum, an endemic Turkish species was ... -
Chemical composition and antimicrobial activity of the essential oil of endemic heracleum platytaenium boiss. from Turkey
Akcin, Adnan; Seyis, Fatih; Akcin, Tülay Aytaş; Çaycı, Yeliz Tanrıverdi; Çoban, Ahmet Yılmaz (Taylor & Francis Ltd, 2013)The compositions of the essential oil of Heracleum platytaenium Boiss. aerial parts, grown in Turkey were determined by GC-MS. Twenty-two compounds (95.24 %) were determined. the major compounds in the oil were found to ... -
Determination of the chemical composition in different plant parts of S. Mollis taxa
Yurteri, Emine; Makbul, Serdar; Gültepe, Mutlu; Seyis, Fatih (Babes-Bolyai University, 2023)The volatile oil composition and secondary metabolite content in different parts of S. mollis ssp. mollis and S. mollis ssp. szowitzii were investigated in this study. Based on their chemical composition, the components ... -
Evaluating agronomic performance and investigating molecular structure of drought and heat tolerant wild alfalfa (Medicago sativa L.) collection from the southeastern Turkey
Başbağ, Mehmet; Aydın, Ali; Şakiroğlu, Muhammet (Springer/Plenum Publishers, 2017)Drought is a major stress factor for agricultural production including alfalfa production. One way to counterbalance the yield losses is the introgression of drought tolerant germplasm into breeding programs. As an effort ... -
Fuel properties of biodiesel produced from balci variety oil of safflower (carthamus tinctorious l.)
In this study, the production of biodiesel from the cold pressed oil of safflower ( Carthamus tinctorius L.) of Balci variety grown in Yozgat ecological condition has been carried out. The oil yield of Balci seed and the ... -
Hypericum spp. volatile profiling and the potential significance in the quality control of new valuable raw material
Bertoli, Alessandra; Çırak, Cüneyt; Seyis, Fatih (Elsevier, 2018)The genus Hypericum (Guttiferae) is one of the most representative species in temperate zones and Turkey is one of the most important Mediterranean sites. Due to the increasing commercial value of Hyperici herba (Hypericum ... -
Identification of volatile compounds in salep (Serapias vomeracea) tubers and effects of harvest time and drying method on composition variation
Şavşatlı, Yusuf (2023)Serapias vomeracea is an economically valuable plant belonging to the Orchidaceae family; particularly, its tubers are consumed as hot drinks. Past studies on S. vomeracea have focused on volatile components only in the ... -
Karacadağ’ın farklı yükseltilerindeki meraların durumu ve ot kalitesinin belirlenmesi
Aydın, Ali; Başbağ, Mehmet (2017)Bu araştırma; Diyarbakır-Şanlıurfa illeri arasındaki Karacadağ'ın sekiz farklı yükseltisinde yer alan meraların kalite derecesi ve ot kalitesini belirlemek amacıyla yürütülmüştür. Araştırma sonucunda meraların ortalama ... -
Mentha spicata L. ve Mentha villoso- nervata Opiz. genotiplerinin tarımsal özellikl üzerine azot ve fosfor dozlarının etkisi
Yeşil, Meryem; Kara, Kemalettin (2014)Öz Nane genotiplerinin ( Mentha spicata L. ve Mentha villoso-nervata Opiz .) tarımsal özellikleri üzerine azot ve fosfor dozlarının etkilerini belirlemek amacıyla yapılan bu çalışma 2010 ve 2011 yıllarında Erzurum’da ... -
Phenolic constituents of six Hypericum species from Türkiye and their chemotaxonomic relevance
Çırak, Cüneyt; Seyis, Fatih (Elsevier, 2023)Hypericum species have been of great interest to mankind for centuries and Türkiye is a global intersection for these species. In the present study, 20 wild populations of six under-exploited species of Turkish Hypericum ... -
Practicability of MARS and bagging MARS algorithms in prediction of plant length of grass pea (Lathyrus sativus L.) in Turkey
Çatal, Muhammed İkbal; Çelik, Şenol; Bakoğlu, Adil (Springer, 2023)In this study, it is aimed to apply to estimate the plant height of grass pea (Lathyrus sativus L.) plant, data mining methods MARS (Multivariate Adaptive Regression Splines) and Bagging MARS (Bootstrap Aggregating ... -
Volatile oil yield and composition, total phenolic content, antioxidant activity and secondary metabolite content of collected thymus praecox species in Rize
Yurteri, Emine (Wiley, 2023)In this study, the volatile oil yield (Clevenger), volatile oil (VO) composition (Gas Chromatography), phenolic contents (UV-VIS Spectrophotometer), antioxidant activities (UV-VIS Spectrophotometer) and secondary metabolite ... -
Volatile secondary metabolites of six Turkish Hypericum species: chemical composition and chemotaxonomic significance
Çırak, Cüneyt; Seyis, Fatih (Taylor & Francis Ltd., 2023)Volatile secondary metabolite profiles of 20 wild populations of six taxa from four sections of Turkish Hypericum (Hypericaceae; H. orientale, H. bupleuroides, H. venustum, H. hirsutum, H. linarioides and H. androsaemum) ... -
Yozgat ili şartlarında yetiştirilen aspir (Carthamus tinctorius L.) dinçer çeşidinden üretilen biyodizelin yakıt özelliklerinin belirlenmesi
Eryılmaz, Tanzer; Yeşilyurt, Murat Kadir; Cesur, Cüneyt; Yumak, Hasan; Aydın, Emine; Çelik, Sadiye Ayşe; Yıldız, Adil Koray (2014)Bu çalışmada Yozgat ili şartlarında yetiştirilen ülkemiz tescilli aspir (Carthamus tinctorius L.) çeşitlerinden Dinçer (Dikensiz) çeşidinin tohumlarından ham yağ elde edilmiştir. Elde edilen bu ham yağdan üretilen biyodizelin ...