morphometric differentiations may explain biogeographic distinctions among populations of a given species. the possibility of morphometric distinctions between two populations of eurygaster maura l. collected from the northeast (golestan province) and the northwest (azarbayejan province) of iran was examined using principal component analysis over 25 body measurements (eight absolute and 17 pro...

effects of different tillage systems on dispersion ratio, status of aggregation, degree of aggregation, mean weight diameter, geometric diameter, the rain-fed wheat yield and the yield components were investigated by a field trial using a completely randomized block design with five treatments in four replicates during 2009-2010 growing season at gorgan university of agricultural science and na...

Introduction and Background: Radial grabens at Tharsis record crustal extension due to the load [1−3]. However their development and significance beyond 2-D strain estimates are largely unknown. For example, early Viking-based strain models required two separate phases of Tharsis loading to produce the “inner” and “outer” radial grabens [4,5]. In contrast, recent MGS-based stress models for Tha...

Futures studies is a value knowledge and has a two-way communication with the worldview, ideology and culture of nations. Humanities is one of the factors that influence the field of futures studies. Hence the human sciences itself could be the subject of future studies. In this study, we have tried to discuss the role of future studies in knowledge management in the field of humanities. Theref...

Introduction: Artemis measures approximately 2600 km in diameter making it the largest known circular structure on a terrestrial planet. Artemis' most distinctive feature is Artemis Chasma, a ~25-200 km wide, ~1-2 km deep, ~2100 km diameter circular trough surrounding an interior topographic high. Ve-nus' surface abounds with circular to quasi-circular features at a variety of scales including,...