نتایج جستجو برای: steppes region

تعداد نتایج: 538411  

Journal: :Journal of Hydrology 2021

• Coldness and dry air drive contrasting WUE responses to dryness (EF) via GEP changes. Greater impact from than ET on meadow under high soil moisture. T/ET had logarithmic relation with LAI, negative linear dryness. The future climate change predicts higher drought risks in deteriorating the functions services of dryland ecosystems. Interpreting sensitivity ecosystem water use efficiency (WUE)...

Journal: :Regional Environmental Change 2013

Journal: :journal of rangeland science 2011
m. mahdavi h. arzani m. mesdaghi kh. mahdavi j. mahmodi

since renaissance, the natural ecosystems have fallen into a complete state ofdisarray due to the rise in the amount of carbon dioxide. soil, the unsparing stuff, is one of themajor sources of carbon storage, and plays a paramount role in the global equilibrium ofcarbon as well as carbon sequestration. given that iran is benefiting from vast steppes, therate of carbon sequestration in them dese...

Journal: : 2022

The tribes mentioned in Ibn Fadlan’s “Note” before their migration to the Middle Volga lived on territory of Khazar Khaganate (the North Caucasus, Volga-Don steppes). It was there that they began move a settled life, as well converge language and culture. main part genetically belonged Turkic-Ogurs, ancestors Bersils were Persian-speaking, Esegels Ugrians. Consequently, ethnonyms constructed co...

Journal: :Habaršy 2022

It’s been over century since the question «Did royal Russian government pursue a tough colonial policy in Central Asia and Turkestan including Kazakh steppes?» has matter of heated debate scientific literature. Many articles about region were published last decade. In particular, scientists from Kazakhstan, Kyrgyzstan, Uzbekistan, Russia, Japan, Italy, United States, France, Germany, Kingdom co...

2015
Zsolt Molnár

This essay, which is the 6(th) in the series "Recollections, Reflections, and Revelations: Ethnobiologists and Their First Time in the Field", is a personal reflection by the researcher on his first field experiences with ethnobiology. Author writes on how Hungarian herders in the Hortobágy salt steppes and Csángó people in the Carpathian mountains changed his views on landscape, vegetation, lo...

Journal: :Journal of applied history 2022

Abstract Russia’s conquest of the northern shores Black Sea in late eighteenth century and their renaming as ‘New Russia’ contributed to a wider movement colonisation, settlement, re-signification territories worldwide under aegis imperial ideology. The adoption new name was also way erase memory former inhabitants region—in case Southern Ukraine, its Tatar Cossack populations, well Greek Jewis...

2016
Longyu Hou Yan Liu Jiancai Du Mingya Wang Hui Wang Peisheng Mao

Grassland ecosystems play a critical role in regulating CO2 fluxes into and out of the Earth's surface. Whereas previous studies have often addressed single fluxes of CO2 separately, few have addressed the relation among and controls of multiple CO2 sub-fluxes simultaneously. In this study, we examined the relation among and controls of individual CO2 fluxes (i.e., GEP, NEP, SR, ER, CR) in thre...

Journal: :Anatolian bryology 2021

Eflani district of the Karabük province selected as study area is located Western Black Sea Region. Three field excursions have been made in different seasons between October 2017 to April 2019 area. Bryophyte specimens were collected from 30 habitats and ecosystems such steppes, forests, riparian, farmlands, wetlands etc. vegetation. Approximately 500 collected, examined under stereo light mic...

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