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The amount of variation in the regional time series did not differ between treatments for either species (F4,30?=?0��988, P? http://www.selleck.cn/products/PD-98059.html P? http://www.selleckchem.com/products/Everolimus(RAD001).html a well-studied resource�Cconsumer metapopulation system (Callosobruchus maculatus�CAnisopteromalus calandrae). This allowed us to consider the effects of harvesting in a spatially explicit system and to identify the harvesting http://www.selleckchem.com/products/Rapamycin.html strategy which resulted in the largest population sizes and greatest yields simultaneously. Theoretical predictions of the impacts of harvesting were drawn from mathematical simulations of population dynamics in both single and coupled populations. Providing there is adequate and precise information about population size and dynamics, using population models in this way can avoid time consuming and expensive monitoring surveys (Aanes et?al. 2002; Hauser, Pople & Possingham 2006). Furthermore, the use of laboratory systems such as our metapopulation microcosms allows the collection of long-term, statistically replicated data on population dynamics which can be used to understand the processes driving other ecological systems (Lawton 1995; Bonsall & Hassell 2005). To date, the majority of studies on harvesting still focus on single, continuous populations. One example of particular relevance here is the comprehensive research comparing harvesting strategies in microcosms of the ciliate Tetrahymena thermophila by Fryxell, Smith & Lynn (2005).