Vegetation and condition of arid rangeland ecosystem in Central Saudi Arabia
نویسندگان
چکیده
منابع مشابه
Degradation of Non-Photosynthetic Vegetation in a Semi-Arid Rangeland
Land degradation in drylands is the process in which undesirable conditions emerge due to human and natural causes. Despite the particularly deleterious effects of degradation, and it’s potentially irreversible nature, regional assessments have provided conflicting extents, rates, and severities of degradation, both globally and regionally. Current monitoring of degradation relies upon the dete...
متن کاملRETRACTED: Vegetation analysis of Wadi Al-Jufair, a hyper-arid region in Najd, Saudi Arabia.
THIS ARTICLE HAS BEEN RETRACTED please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy). This article has been retracted at the request of the Editor-in-Chief and Author. Data processing errors have resulted in misleading conclusions. The scientific community in King Saud University has serious concerns regarding the results and the article will be res...
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In this study, 19 sites representing different habitats in Hail region were regularly visited for two years, in each site 2-5 stands were selected for investigating floristic composition and vegetation types in the area. A total of 124 species representing 34 families were recorded. The family Asteraceae is represented by the highest number of species (21 species) followed by the Poaceae (17 sp...
متن کاملSelf-medication in Central Saudi Arabia
ىوادتلا راشتنا ىدم ديدتح ىلإ ةساردلا هذه فدهت :فادهلأا وحن ينكلهتسلما ىدل كاردلأاو تايكولسلاو فراعلما يموقتو ىتاذلا .ىتاذلا ىوادتلا ىف عيباسأ ةعبرأ ةدلم ةيعطقلما ةساردلا هذه تيرجأ :ةقيرطلا تمو ةيدوعسلا ةيبرعلا ةكلملماب ،ضايرلا ةنيدم يف م2011 ويام رهش قرشو برغو بونجو لامش نم عمتجلما تايلديص نم ددعرايتخا ةساردلا تلمشو ةساردلا ضرغل ةيئاوشع ةقيرطب ضايرلا طسوو ةيبطلا تادعلما ءارشل اورضح نيذلا ءانثتس...
متن کاملInfluence on Saudi Arabia
"Broadcast" theory is one of the common theories explaining how phenomena and ideas spread. It is used by researchers in different fields of study. Having studied broadcast theory and its different components, this article tries to represent whether Islamic revolution of Iran has exerted influence on Saudi Arabia. And if positive, how it has influenced and how much it has been. The results sug...
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ژورنال
عنوان ژورنال: Saudi Journal of Biological Sciences
سال: 2018
ISSN: 1319-562X
DOI: 10.1016/j.sjbs.2016.12.015