نتایج جستجو برای: blanquet method

تعداد نتایج: 1630158  

Journal: :Journal of mosaic research 2021

The effectiveness of six different reburial systems was investigated by means a monitoring station installed on part approximately 110 square meters mosaic, defined as basilica thermarum in the Southern Baths ancient city Perge. scope study covers consisting only soil filling tessellatum layer; sand geotextile laid surface; and gravel, respectively pozzolana surface, finally, 5 cm sand, geotext...

Journal: :Land 2023

Climate change poses a fundamental threat to the wetlands. The Mediterranean basin is biodiversity hotspot, and wetlands are important for maintaining this status. current study evaluated halophilous vegetation diversity of one most relevant Maltese wetlands, Il-Ballut ta’ Marsaxlokk Natura 2000 site, also identified under Water Framework Directive. A analysis was carried out according Braun–Bl...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

fluorescence chemical sensors for the highly sensitive and selective determination of pb2+ , hg2+, co2+ and fe3+ ions in aqueous solutions are described. the ion sensing system was prepared by incorporating lipophilic ligand (l) as a neutral ion-selective fluoroionophore in the plasticized pvc membrane containing sodium tetraphenylborate or potasium tetrakis (p-chlorophenyl) borate as a liphoph...

پایان نامه :0 1374

the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی و مهندسی 1390

magnetic resonance imaging (mri) is a notable medical imaging technique that makes of phenomenon of nuclear magnetic resonance. because of the resolution and the technology being harmless, mri has considered as the most desirable imaging technique in clinical applications. the visual quality of mri plays an important role in accuracy of medical delineations that can be seriously degraded by exi...

Journal: :Biology and Life Sciences Forum 2021

As a result of human activity, the rate extinction species is now 100 to 1000 times faster than under natural conditions [1]. According FAO, 75% genetic diversity agricultural crops worldwide has been lost since 1990. In Poland, about field weeds are in danger extinction. Archaeophytes growing on heavy calcareous soils, which characteristic Lathyro-Melandrietum noctiflori, Caucalido-Scandicetum...

Journal: :Mediterranean botany 2021

The sessile oak forests found on the northeast of Iberian Peninsula are ascribed to Lathyro-Quercetumpetraeae association and play a key role in understanding ecology this habitat, as region represents its xeric limit. For reason, we analysed biodiversity patterns current conservation status region. To do so, collected Braun-Blanquet inventories 34 plots randomly distributed throughout forests....

Journal: :Botanica Pacifica 2023

A new class, Carici arctisibiricae–Hylocomietea alaskani class nov. is described for vegetation of the tundra zone on a circumpolar scale. This higher unit in system Braun-Blanquet floristic (= floristic-sociological) classification unites zonal intermediate habitats with respect to substrate moisture, pH and texture, snow cover thickness duration, depth seasonal frozen ground thawing, growing ...

Journal: :Revista Peruana de Biología 2021

Se presenta un estudio sobre la composición florística, clasificación fitosociológica, ecología y bioclimatología de las comunidades vegetales los ambientes desérticos en cuencas ríos Tambo Moquegua el Departamento Moquegua, ubicado al sur Perú a una altitud que varía entre 1350 3200 m s.n.m. realizaron 94 levantamientos fitosociológicos campo siguiendo metodología Braun-Blanquet adaptada por M...

شناسایی جوامع گیاهی گامی در برای مطالعه پویایی، روابط متغیرهای محیطی و تحول آنها می‌باشد. بر این اساس تحقیق حاضر با هدف شناخت جوامع گیاهی و ارتباط آن با شرایط فیزیوگرافیکی به منظور ترسیم نیمرخ رویشی در جنگل آموزشی- پژوهشی دانشگاه تهران واقع در خیرودکنارنوشهر انجام شده است. پوشش گیاهی منطقه با استفاده از روش براون - بلانکه ((Braun- Blanquet مورد بررسی قرار گرفته و در پی آن جوامع گیاهی براساس تجز...

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