نتایج جستجو برای: steppes region

تعداد نتایج: 538411  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...

Journal: :caspian journal of enviromental sciences 0

different species of gazelles are among the most endangered mammals on the asian steppes and occur in the central, southern and northwestern regions of iran. the previous conservation efforts in this region have been incomplete due to confusion about the phylogenetic relationship among various populations. so that, different conservation programs such as ex-situ breeding and transfer of captive...

Journal: : 2022

The halophytic vegetation of the Lopatinsky District in Penza Region was studied on example five solonets (Litvinovsky, Lipovsky, Staro-Vershautsky, Olginsky and Belogorsky). Halophytic meadows (44,0%) slightly prevail over steppes (36,0%) all these salt lakes. 550 species vascular plants have been identified Region, 29 rare identified, 2 (Iris aphylla, Stipa pennata) are protected at federal l...

Journal: :Soil and Water Research 2021

Effects of rock fragments on the water infiltration and hydraulic conductivity in soils desert steppes Inner Mongolia, China | Xiaolong Wu, Zhongju Meng, Xiaohong Dang, Ji Wang Agricultural Journals

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده فنی 1393

a problem of computer vision applications is to detect regions of interest under dif- ferent imaging conditions. the state-of-the-art maximally stable extremal regions (mser) detects affine covariant regions by applying all possible thresholds on the input image, and through three main steps including: 1) making a component tree of extremal regions’ evolution (enumeration), 2) obtaining region ...

Journal: :Problemy osobo opasnyh infekcij 2022

Objective of the study was to assess epizootiological and epidemiological situation on anthrax in Volgograd Region period 1920–2019, zone territory according degree disadvantage as regards using geographic information technologies. Materials methods. The reporting data Rospotrebnadzor Administration, Veterinary Committee Region, literature sources were studied. ESRI-ArcGIS 10 software used a GI...

Journal: :Ìntrodukcìâ roslin 2022

In 2020–2022, the complete taxonomic composition of flora for botanical-geographical plot “Steppes Ukraine” at M.M. Gryshko National Botanical Garden NAS Ukraine (NBG) was studied and analyzed. This established NBG in 1949 to demonstrate floristic diversity Ukrainian Steppes ex situ. According inventory results, 347 species infraspecific taxa from 196 genera 53 families higher vascular plants w...

Journal: :Frontiers in Ecology and Evolution 2021

The Mongolian steppes with a long history of nomadic pastoralism cover large area the Palaearctic steppe biome and are still relatively intact. As livestock number has increased over last two decades, grazing been considered as main reason pasture degradation. However, impact on vegetation dynamics, its interaction climate, is not clear. We reviewed 44 publications in language, covering 109 sit...

Journal: :Journal of Arid Environments 2021

Burrow-dwelling rodents are often considered ecosystem engineer species in arid environments. They create distinct habitat patches by building burrows: they move large amounts of soil, mix soil layers and change properties locally. Our aim was to explore the role Steppe Marmot as an shaping plant composition diversity steppes. First, we made a literature search gather information on engineering...

2010
MUTLU KART GÜR HAKAN GÜR

Spermophilus xanthoprymnus (Bennett, 1835), the Asia Minor ground squirrel, is a group-living, diurnal, obligately hibernating marmotine squirrel. It inhabits the steppes and alpine meadows throughout central lowland and eastern highland Anatolia and adjacent Armenia and northwestern Iran. Its preferred elevation appears to range from about 800 to 2,900 m. The species displays sexual dimorphism...

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