Institut National de la Recherche Agronomique, Unité Mixte de Recherche 1355, Centre National de la Recherche Scientifique, Unité Mixte de Recherche 7254, and Université de Nice-Sophia Antipolis, Unité Mixte de Recherche Institut Sophia Agrobiotech, 06903 Sophia Antipolis, France (A.B., J.d.G., A.-L.Z., A.P.); and Università degli Studi di Verona, Dipartimento di Biotecnologie, Centro di Genomi...

In order to distribute new multimedia applications on a high scale, the mostly used and analyzed wide area networks (WAN) are the Internet on one side and ATM based networks on the other side. One of the current research activities in the networking area consists in trying to federate the Internet new mechanisms / protocols (IP new Generation : IPnG) and the ATM ones, in order to allow applicat...

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weeds in wheat (triticum aestivum l.) fields have always been a big problem in iran and worldwide and must be managed by non-chemical especially cultural methods. a field experiment as factorial based on a randomized complete block design with four replications in a 1000 m2 field in research farm of shirvan college of agriculture was conducted during 2007-2008. treatments included wheat densiti...

An effective measure for controlling the most harmful wintering and winter weed species, such as Apera spica-venti, Galium aparine, Veronica persica, Consolida regalis, Capsella bursa-pastoris, Descurainia Sophia, Vicia villosa, etc. in wheat crops is autumn application of herbicides, especially early stages crop development, starting from seed germination stage, when it sensitive to their pres...

Franck Celestini , Thomas Frisch , Yves Pomeau 1 Laboratoire de Physique de la Matière Condensée, CNRS UMR 7366, Université de Nice Sophia-Antipolis, Parc Valrose 06108 Nice Cedex 2, France 2 Institut Non Linéaire de Nice, CNRS UMR 7735, Université de Nice Sophia-Antipolis, 1361 Routes des lucioles, Sophia Antipolis F-06560 Valbonne France and 3 University of Arizona, Department of Mathematics,...

In this contribution we consider a seasonal consumer-resource system and focus on the evolution of consumer behavior. It is assumed that consumer and resource individuals live and interact during seasons of fixed lengths separated by winter periods. All individuals die at the end of the season and the size of the next generation is determined by the the consumer-resource interaction which took ...