Parcourir les contenus (90 total)

  • Collection: Revue Nature et Technologie

Statistical analysis has become an indispensable tool for decision-making in the management of water resources. As a result, astatistical analysis of annual maximum flows has been carried out in the Middle Watershed and Cheliff Basin. The statistical…

The aim of our experimental work is to propose a tool model that could be used as a predictive tool to obtain a good welding of polymers like HDPE by the FSW technique or a linear welding of thin flat plates. A series of experimental tests concerning…

The Prickly Pear cactus (Opuntia ficus indica) adapted to the conditions of arid areas where it offers to man and animals its nourishingand therapeutics properties The importance of this crop is related to its diversity of use and ecological role The…

In this paper, an experimental study is carried out to evaluate the effect of coating material on the performance of cutting tools whenturning 42 CrMo4 steel. A comparative study was carried out between two carbide tools with the same geometry, the…

L’étude de l’activité biologique de l’huile essentielle d’Origanum glandulosum sur les adultes de Schistocerca gregaria a révélé un effet acridicide très élevé. La substance testée a été administrée par gavage ou forçage buccale. La mortalité totale…

durabilité des ressources forestières de cette zone, abritant la cédraie la plus étendue du Maroc. Malgré la reconnaissance des impacts négatifs du phénomène de la mise en culture sur les espaces forestiers de la province (dépérissement des arbres…

Since the last decades, transhumance movements in the province of Ifrane are reduced in favor of a general progress ofsedentarisation on high altitude rangelands. This permanent installation induces overexploitation of high– altitude rangelands and…

In this work, we will study the non-linear behavior of a plate in cylindrical bending using an exponential function with gradient ofmaterial properties (Commonly called E-FG). The plates are subjected to uniform loading and geometric nonlinearity is…

The phenology of wild cherry in the Northwest of Tunisia was studied over the year 2013. The phenological events reserved are theleafing, the flowering and the fruiting. The observation of the various phenological phases of this species (bud burst,…

The number of issues assigned to the risks of urban warming has highlighted the extremely problematic nature of this phenomenon that affects the local climate characteristics of urban areas. In this context, city planners are strongly solicited to…
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