Dil "eng" Meslek Yüksekokulları için listeleme
Toplam kayıt 26, listelenen: 1-20
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1,3-Bis(4-methylphenyl)triazene, 1-(4-chlorophenyl)-3-(4-fluorophenyl)triazene and 1-(4-fluorophenyl)3-(4-methylphenyl)triazene
(Int Union Crystallography, 2005)The title 4,4'-disubstituted diphenyl-1,3-triazines, C14H15N3, (I), C12H9ClFN3, (II), and C13H12FN3, (III), each contain a triazene group (-N=N-NH-) having an extended conformation. The dihedral angles between the two ... -
An analysis of language and speech disorders in preschool children in Turkey: the case of Beypazarı
(2018)The children with early language and speech delay have the risk to face with learning disabilitiesas well as psychological and behavioral adjustment problems in the preschool period. The aim of this studyto analyse the ... -
Callus induction in some hypericum species growing in Turkey
(2005)Species of the genus Hypericum have attracted scientific interest due to their variety of phytomedicinals and in vitro propagation has been reported as very useful tool in their multiplication and in studying their ... -
Capturing migratory birds and examining for ticks (Acari: Ixodida)
(2021)Ticks (Acari: Ixodida) are hematophagous ectoparasites of a wide variety of mammals, birds, reptiles, and amphibians, and are the vectors of many pathogenic agents, such as bacteria, protozoa, and viruses. The seasonal ... -
Chemical composition of Hypericum species from the Taeniocarpium and Drosanthe sections
(Springer Wien, 2014)The presence of several phytochemicals, namely naphthodianthrones hypericin and pseudohypericin, phloroglucinol derivatives hyperforin and adhyperforin, the phenolic acids as chlorogenic acid, neochlorogenic acid, caffeic ... -
(E)-2-hydroxy-3-methoxy-5-[(3-methoxyphenyl)diazenyl]benzaldehyde
(Int Union Crystallography, 2006)The molecule of the title compound, C15H14N2O4, is approximately planar and displays a trans configuration with respect to the N=N double bond. The molecules are linked by intermolecular C-H (...) O and C-H (...)pi ... -
(E)-5-[(3-chlorophenyl)diazenyl]-2-hydroxy-3-methoxybenzaldehyde
(Int Union Crystallography, 2006)The title compound, C14H11ClN2O3, contains an azo group (-N=N-), and the configuration around the -N=N- double bond is trans. There are intramolecular O-H (...) O and intermolecular C-H (...) O hydrogen bonds, and the ... -
Factors affecting the variation of bioactive compounds in Hypericum species
(Akademiai Kiado Zrt, 2019)The genus Hypericum (Hypericaceae) consists of 484 species from 36 sections with worldwide distribution in different areas. Turkey is considered as hot spot for diversity of Hypericum genus. Despite numerous publications, ... -
GE interaction and stability analysis in some basma type oriental tobacco (Nicotiana tabacum L.) lines
(Ankara Üniversitesi, 2021)Turkey has long been the leader in oriental tobacco (Nicotiana tabacum L.) production in the world. Standard cultivars are needed to increase the yield and quality of tobacco production. This study aimed to determine the ... -
High-Temperature Inhibition of Seed Germination of Hemp (Cannabis Sp.)
(Parlar Scientific Publications (P S P), 2018)This study aimed to inhibit the germination of hemp seeds (Cannabis sp.) by heat treatment. The hemp seeds were kept at eight different temperatures of 20 degrees C (control) and 45, 55, 65, 75, 85, 95 and 105 degrees C ... -
How did Covid-19 affected career intentions of students studying tourism
(2021)This study aims to determine whether there is a difference between the career plans of the students majoring tourism programs before and after the corona virus and disease pandemic. A total of 705 people studying tourism ... -
Hypericin and pseudohypericin contents in some Hypericum species growing in Turkey
(Taylor & Francis Ltd, 2008)Hypericin and pseudohypericin content in stems, leaves, and flowers of some Hypericum species growing in Turkey, namely, H. heterophyllum Vent, H. hyssopifolium L., H. linarioides Bosse, H. monbretii Spach, H. orientale ... -
Hypericum origanifolium Willd.: the essential oil composition of a new valuable species
(Elsevier, 2015)Turkish Hypericum origanifolium Willd has been recently considered for its hypericin and phenolic content as a potential substitute of the well-established EU market position Hypericum perforatum. However, a complete ... -
The modeling of the relation among the temperature and light intensity of growth in Ocimum basilicum L.
(Academic Journals, 2009)Changes in plant growth caused by the effects of environmental conditions such as temperature and light intensity were intended to be described by plant growth models. The study was aimed to define the relationships between ... -
Phenological changes in the chemical content of wild and greenhouse-grown Hypericum pruinatum: flavonoids
(Tubitak Scientific & Technical Research Council Turkey, 2014)The present study was conducted to determine the phenological changes in the content of main flavonoids, namely amentoflavone, hyperoside, isoquercitrin, quercitrin, quercetin, avicularin, rutin, (+)-catechin, and ... -
The quantitative effect of temperature and light intensity at growth in Origanum onites L.
(Academic Journals, 2010)The study was aimed to define the relationships between temperature, light intensity and growth parameters. Namely, net assimilation rate, relative growth rate, leaf weight ratio, leaf area ratio and specific leaf area for ... -
Seasonal variation of hypericin and pseudohypericin contents in Hypericum scabrum L. growing wild in Turkey
(Natural Products Inc, 2008)The present study was conducted to determine ontogenetic and morphogenetic variations of hypericin and pseudohypericin contents in Hypericum scabrum growing in Turkey. Plants were harvested at vegetative, floral budding, ... -
Secondary Metabolites of Hypericum leptophyllum Hochst., an Endemic Turkish Species
(Hindawi Ltd, 2012)In the present study, the presence of the phloroglucinol derivative hyperforin, the naphthodianthrones hypericin and pseudohypericin, the phenylpropane chlorogenic acid and the flavonoids rutin, hyperoside, kaempferol, ... -
Secondary metabolites of Hypericum scabrum and Hypericum bupleuroides
(Taylor & Francis Ltd, 2009)The genus Hypericum (Guttiferae) is a source of biologically active secondary metabolites, notably hyperforin, hypericins and various phenolics. In the present study the presence of the phloroglucinol derivative hyperforin, ...