Competition and Coexistence James J This volume contains invited and

This volume contains invited and contributed papers of the Ninth International Conference on Hot Carriers in Semiconductors (HCIS-9)

Bei Freilandhaltung liegen vor allem wegen der hohen Arbeitsbelastung und des Maschineneinsatzes

and the social sciences

on August 4 -8

Durch die weitreichenden Einflüsse des Internet sind neue Unternehmenskonzepte entstanden

Competition and Coexistence James J This volume contains invited andThe question "Why are there so many species?" has puzzled ecologist for a long time. Initially, an academic question, it has gained practical interest by the recent awareness of global biodiversity loss. Species diversity in local ecosystems has always been discussed in relation to the problem of competi tive exclusion and the apparent contradiction between the competitive exclu sion principle and the overwhelming richness of species found in nature.