نتایج جستجو برای: e kavir desert
تعداد نتایج: 1031718 فیلتر نتایج به سال:
Kavir Biosphere Reserve covers an area of 686598 hectares situated in the northwest of Dasht-e-Kavir and east of Daryach-e-Namak. The Biosphere Reserve presents a variety of habitats, including cliffs and rocky outcrops, piedmont plains, gravelly, deserts and sand dunes, saline plains and salt marshes, and seasonal rivers and springs. The main aim of this research is to identify the plant speci...
a camel research station was established in 1990 at the central desert land of iran named kavir-e-loot, to evaluate productivity performance of one humped camel. the data consisted of birth weights (bw), three (w3), six (w6), nine (w9) months and yearling (w12) body weight of animals and the pedigree was registered during a period of 14 years since 1991 to 2004. the body weight traits of birth,...
The distribution of desert tortoises (Gopherus agassizii) spans a wide range of biotic and abiotic conditions in the southwestern United States and northwestern Mexico, with physical and behavioral differences distinguishing tortoises inhabiting the Mojave Desert from those inhabiting the Sonoran Desert. Relative to tortoise populations in the Mojave Desert, populations in the Sonoran Desert ha...
Ongoing cti sruption of ancient , varnished desert pave ment surfaces ncar Death Valley Nat ional Park is inferred to be the result of unusually intense animal foraging activity. lncreased levels of biotllrbation are associated with enhanced vegetation growth stimulated by recen t EI Nino precipitation. The occurrence of abundant, recen tly overturned, varnished clasts suggests that the pavemen...
Citation: Garrido M, Silva H, Franck N, Arenas J and Acevedo E (2018) Evaluation of Morpho-Physiological Traits Adjustment of Prosopis tamarugo Under Long-Term Groundwater Depletion in the Hyper-Arid Atacama Desert. Front. Plant Sci. 9:453. doi: 10.3389/fpls.2018.00453 Evaluation of Morpho-Physiological Traits Adjustment of Prosopis tamarugo Under Long-Term Groundwater Depletion in the Hyper-Ar...
Biogeographic barriers for freshwater biota can be effective at various spatial scales. At the largest spatial scale, freshwater organisms can become genetically isolated by their high mountain ranges, vast deserts, and inability to cross oceans. Isolation by distance of aquatic plants is expected to be stronger across than alongside mountain ridges whereas the heterogeneity of habitats among p...
Deserts are not usually considered biodiversity hotspots, but desert microbiotic crust communities exhibit a rich diversity of both eukaryotic and prokaryotic life forms. Like many communities dominated by microscopic organisms, they defy characterization by traditional species-counting approaches to assessing biodiversity. Here we use exclusive molecular phylodiversity (E) to quantify the amou...
Although microplastics (MPs) are ubiquitous environmental contaminants, little is known about their occurrence and behavior in the terrestrial setting. In this study, MPs have been isolated from soils collected various geomorphological features (yardangs, sand dunes, moving sands, seasonal lakes) of Kavir Lut Deserts on Iranian plateau. The number identified 300 g samples ranged zero (not detec...
1 National Center for Ecological Analysis and Synthesis, University of California, 735 State St., Suite 300, Santa Barbara, CA 93101, USA. E-mail: [email protected]; phone: +1-805-892-2522; fax: +1-805-892-2510. 2 Centre d'Ecologie Fonctionnelle et Evolutive, U.M.R. 5175, 1919 Route de Mende, F34293 Montpellier Cedex 5, France. 3 Department of Zoology, University of Otago, P.O. Box 56, Dun...
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