By W. W. Weisser, E. Siemann (auth.), W. W. Weisser Dr., E. Siemann Dr. (eds.)

In the prior twenty years, a growing number of ecologists have began to examine the significance of biodiversity for ecological tactics reminiscent of power circulate and nutrient biking, also known as 'ecosystem functioning'. bugs are a dominant portion of biodiversity in terrestrial ecosystems and play a key position in mediating the connection among vegetation and atmosphere methods. This quantity is the 1st to summarize their results on surroundings functioning, focusing typically, yet no longer completely, on herbivorous bugs. popular authors with huge adventure within the box of plant-insect interactions, give a contribution to the amount utilizing examples from their very own paintings. as well as delivering concise stories of the sector, this quantity discusses intimately the benefits and downsides of assorted strategies of manipulating insect herbivory. therefore, the textual content offers either a theoretical foundation in addition to useful suggestion for destiny manipulative reports of biodiversity-ecosystem functioning.

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2002). As discussed above, it is in outbreak situations that direct effects of herbivorous insects on nutrient cycling become most visible. While outbreak situations clearly show the potential of herbivorous insects to directly affect nutrient cycling, the effects of continuous low-level herbivory do need to be investigated in more detail (Stadler et al. 2001). An important indirect effect of herbivory on nutrient cycling is due to the role of herbivores in plant–plant competition. A large number of studies have shown that insect herbivores influence competitive interactions within the plant community and therefore affect plant species composition (Crawley 1983; Whelan 1989; Brown 1990; Louda et al.

CAB International, Wallingford, UK Corbet SA (1997) Role of pollinators in species preservation, conservation, ecosystem stability and genetic diversity. In: Richards KW (ed) Proc Int Symp on Pollination, vol Acta Hort 437, ISHS, pp 219–229 Coupe MD, Cahill JFJ (2003) Effects of insects on primary production in temperate herbaceous communities: a meta-analysis. Ecol Entomol 28:511–521 Crawley MJ (1983) Herbivory. The dynamics of animal–plant interactions. Blackwell, Oxford Crawley MJ (ed) (1986) Plant ecology.

National Academy Press, Washington Willson MF (1992) The ecology of seed dispersal. CAB International, Wallingford, UK Zlotin RI, Khodashova KS (1980) The role of animals in biological cycling of forest– steppe ecosystems. E. H. 1 Summary We review the various ways in which insect herbivores affect ecosystem function, focusing particularly on their impacts on decomposition, nutrient cycling and plant productivity. Many of the most profound effects of insects on these processes occur below ground and until recently have been considered relatively inaccessible to study.

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