{"title":"محددات الهيكل المالي للمؤسسات الصغيرة والمتوسطة:, دراسة تطبيقية لعينة عاملة في قطاع الخدمات بولاية ورقلة للفترة 2011-2014","authors":"بلخير بكاري بلخير بكاري, أيوب ضيف أيوب ضيف","doi":"10.54246/1548-010-001-044","DOIUrl":"https://doi.org/10.54246/1548-010-001-044","url":null,"abstract":"","PeriodicalId":212696,"journal":{"name":"مجلة الواحات للبحوث والدراسات","volume":"177 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-06-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131854947","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Analyse De La Sécurité Alimentaire Dans Les Pays Arabes:, Un Bref Aperçu Sur Le Cas Algérien 2009 A Ce Jour","authors":"A. Dehkal","doi":"10.54246/1548-010-001-039","DOIUrl":"https://doi.org/10.54246/1548-010-001-039","url":null,"abstract":"","PeriodicalId":212696,"journal":{"name":"مجلة الواحات للبحوث والدراسات","volume":"20 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-06-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117267728","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Z. Louail, A. Kameli, F. C. Chaouch, N. Bouras, N. Djemouai, K. Bouti, M. Mahdid, Chafia Tigrine, Z. Lakache, Hassina Tounsi
{"title":"Antimicrobial And Antioxidant Activities Of Acetone Extract Of Ammodaucus Leucotrichus Coss. & Dur. Seeds","authors":"Z. Louail, A. Kameli, F. C. Chaouch, N. Bouras, N. Djemouai, K. Bouti, M. Mahdid, Chafia Tigrine, Z. Lakache, Hassina Tounsi","doi":"10.54246/1548-010-001-009","DOIUrl":"https://doi.org/10.54246/1548-010-001-009","url":null,"abstract":"The present study reports the antimicrobial and antioxidant activities of acetone extract of Ammodaucus leucotrichus seeds collected from Bechar provinve (Algeria). The antioxidant activity was evaluated by 2, 2'-diphenyl-1-picrylhydrazyl radical (DPPH) scavenging compared to the synthetic antioxidant (ascorbic acid). The acetone extract showed excellent scavenging activity with an IC50 value of 0.28 mg/mL. The antimicrobial activity was determined using disc diffusion method. The acetone extract at a dose of 2 mg/disc, showed significant antibacterial activity against two bacterial strains (Bacillus subtilis and Escherichia coli) and two yeast species (Candida albicans and Saccharomyces cerevisiae). Key words: Ammodaucus leucotrichus Coss. & Dur., Acetone extract, Antimicrobial activity, Antioxidant activity.","PeriodicalId":212696,"journal":{"name":"مجلة الواحات للبحوث والدراسات","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125526177","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"آليات مكافحة الإرهاب الدولي بين الممارسات الانفرادية الأمريكية والمقاربات التعاونية متعددة الأطراف","authors":"سمير حمياز سمير حمياز","doi":"10.12816/0044954","DOIUrl":"https://doi.org/10.12816/0044954","url":null,"abstract":"","PeriodicalId":212696,"journal":{"name":"مجلة الواحات للبحوث والدراسات","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-01-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134231225","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Activité Antioxydante Des Composés Phénoliques De Quatre Variétés De Lierre Grimpant Récoltée à Dellys","authors":"O. Bouchenak, K. Yahiaoui, R. Laoufi, K. Arab","doi":"10.54246/1548-009-002-005","DOIUrl":"https://doi.org/10.54246/1548-009-002-005","url":null,"abstract":"Much of the interest of current research is the study of naturally occurring antioxidant molecules. This work aims to evaluate the antioxidant power of phenolic compounds extracted from the leaves of four varieties of climbing ivy. The phytochemical screening of the vegetal drug has resulted similarities in several chemical compounds for the four varieties of climbing ivy. The concentrations obtained ranged between 16.46 ± 0.08 mg EAG / g MS (H. algeriensis varmarengo glory) and 11.67 ± 0,05 mg EAG / g MS (H. helix var green ripple). The study of the antioxidant activity has shown, for the phenolic compounds of four varieties, a very important anti-radical activity. The IC50s are 0.19 mg / ml (var glory of marengo) and 0.27 mg / ml (var glacier) for the varieties of H. algeriensis. Those of the species H. helix are 0.26 mg / ml (varcommon) and 0.33 mg / ml (var green ripple).","PeriodicalId":212696,"journal":{"name":"مجلة الواحات للبحوث والدراسات","volume":"23 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123591945","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"شروط المحل في عقد البيع:, دراسة مقارنة بين المذهب المالكي والقانون المدني الجزائري","authors":"عمـر مونـة, نورة قروي","doi":"10.54246/1548-009-002-050","DOIUrl":"https://doi.org/10.54246/1548-009-002-050","url":null,"abstract":"","PeriodicalId":212696,"journal":{"name":"مجلة الواحات للبحوث والدراسات","volume":"97 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114736550","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"اختبار إمكانية تكامل الأسواق المالية الناشئة وأثره على عوائد الاستثمار في المحفظة المالية الدولية","authors":"عبد الغني دادن, محمد الأمين شربي, راضية كروش","doi":"10.54246/1548-009-002-036","DOIUrl":"https://doi.org/10.54246/1548-009-002-036","url":null,"abstract":"","PeriodicalId":212696,"journal":{"name":"مجلة الواحات للبحوث والدراسات","volume":"62 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132569393","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}