Ivan Gabrielyan

ORCID: 0000-0002-5522-4242
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About
Contact & Profiles
Research Areas
  • Marine and environmental studies
  • Geology and Paleoclimatology Research
  • Pleistocene-Era Hominins and Archaeology
  • Genetic and Environmental Crop Studies
  • Botanical Research and Chemistry
  • Plant Parasitism and Resistance
  • Plant and animal studies
  • Plant Diversity and Evolution
  • Mediterranean and Iberian flora and fauna
  • Plant Ecology and Taxonomy Studies
  • Botany and Plant Ecology Studies
  • Archaeology and ancient environmental studies
  • Ancient and Medieval Archaeology Studies
  • Evolution and Paleontology Studies
  • Agricultural pest management studies
  • Horticultural and Viticultural Research
  • Legume Nitrogen Fixing Symbiosis
  • Insect-Plant Interactions and Control
  • Geological and Geochemical Analysis
  • Plant and Fungal Species Descriptions
  • Genetic diversity and population structure
  • Soil and Environmental Studies
  • Bryophyte Studies and Records
  • Fermentation and Sensory Analysis
  • Plant biochemistry and biosynthesis

Institute of Botany
2010-2024

National Statistical Service of the Republic of Armenia
2024

Czech Academy of Sciences, Institute of Botany
2024

Ilia State University
2024

Scientific Center of Zoology and Hydroecology
2016-2024

National Academy of Sciences of Armenia
2008-2023

National Academy of Sciences
2010-2022

Institute of Botany
2019

Taurida National V.I. Vernadsky University
2016

Archéorient
2006-2010

The apple is the most common and culturally important fruit crop of temperate areas. elucidation its origin domestication history therefore great interest. wild Central Asian species Malus sieversii has previously been identified as main contributor to genome cultivated (Malus domestica), on basis morphological, molecular, historical evidence. possible contribution other present along Silk Route running from Asia Western Europe remains a matter debate, particularly with respect European...

10.1371/journal.pgen.1002703 article EN cc-by PLoS Genetics 2012-05-10

Vavilovia formosa is a relict, endangered species from the highlands of Caucasus and Near East. Described in 1812, it has had an uncertain status was finally recognized as separate genus tribe Fabeae (Fabaceae). Our informal international group established 2007 to revive interest this been seriously neglected for decades. Here, we provide overview accumulated knowledge on V. present results most recent multidisciplinary research. Three expeditions were made two locations Armenia 2009,...

10.1111/boj.12060 article EN Botanical Journal of the Linnean Society 2013-07-09

Eight aphid species - Aphis hederae Kaltenbach, 1843, A. mirifica (Börner, 1950), origani Passerini, 1860, umbrella Chaitophorus horii Takahashi, 1939, Hyadaphis coriandri (Das, 1918), Uroleucon jaceae (Linnaeus, 1758) and U. inulicola (Hille Ris Lambers, 1939) are recorded for the first time from Armenia. Additionally, newly Caucasian fauna. Sampling data, biology, distribution each provided. Key Words: Aphis, Chaitophorus, Hyadaphis, Uroleucon, Host plant, Caucasus

10.19263/redia-107.24.05 article EN Redia 2024-07-12

Spinach (Spinacia oleracea L.) is a highly nutritious leafy vegetable and an economically important food crop. The wild species S. turkestanica Iljin tetrandra Steven ex M. Bieb. are inter-fertile with cultivated spinach constitute sources of novel characters to improve varieties, such as for their resistance pests diseases. Despite relevance in plant breeding, poorly represented genetic resources collections. Among the reasons these collection gaps difficulties propagating situ. Here we...

10.1007/s10722-019-00792-8 article EN cc-by Genetic Resources and Crop Evolution 2019-06-13

Abstract — Agenome size of 2C = 235 Mbp and the chromosomal positions 5S 45S rDNA were determined for perennial, low-chromosome grass Colpodium versicolor (2n 4). Based on taxonomical cytological data we suggested previously that C. represents a putative donor one two parental genomes allotetraploid Zingeria trichopoda 8). To test this hypothesis sequence comparison ITS1-5.8S-ITS2 -region (part 18S rDNA) genomic in situ hybridization performed. Although sequences Z. are highly similar, with...

10.1080/00087114.2005.10589457 article EN Caryologia 2005-01-01

Divergence processes in crop-wild fruit tree complexes pivotal regions for plant domestication such as the Caucasus and Iran remain little studied. We investigated anthropogenic natural divergence apples these using 26 microsatellite markers amplified 550 wild cultivated samples. found two genetically distinct populations that are differentiated from Malus domestica, standard apple worldwide. Coalescent-based inferences showed originated specific events of orientalis Iran. evidence...

10.1111/mec.16667 article EN Molecular Ecology 2022-08-19

Nyssidium jiayinense, a new species of the extinct genus Nyssidium, Cercidiphyllaceae, is described from Palaeocene north-east China. The infructescences fossil are paniculate with 14–22 follicles in individual racemose branches. occur pairs opposite ventral sutures. follicle wall three-layered, thin epidermis. Mesocarp fibres longitudinal and endocarp transverse. distinct features infructescence structure differ all other Cercidiphyllum -like plants living Cercidiphyllum. provides...

10.1111/j.1095-8339.2000.tb00544.x article EN Botanical Journal of the Linnean Society 2000-11-01

Within the framework of Russian-Armenian project “The Paleolimnological Aspect Studying Evolution Ecosystems High-Mountain Lakes Russia and Armenia” in July-August 2018, we investigated four high-mountain lakes Armenia. The research focuses on Kari, Umroi, Akna Sev. All are located at altitudes about 3000 m above sea level. We first time these were using a multi-proxy method that includes paleolimnological, geomorphological, hydrological, geochemical biogeographic studies. offers statistical...

10.24057/2071-9388-2019-87 article EN cc-by GEOGRAPHY ENVIRONMENT SUSTAINABILITY 2019-12-31
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