Academic Editor: P. J. Y. Wong
Copyright © 2010 Xiangzeng Kong et al. This is an open access article distributed under the
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A nonautonomous -species discrete Lotka-Volterra competitive system with delays and feedback controls is considered in this work. Sufficient conditions on the coefficients are given to guarantee that all the species are permanent. It is shown that these conditions are weaker than those of Liao et al. 2008.