By M. H. Beare, D. C. Coleman, D. A. Crossley Jr., P. F. Hendrix, E. P. Odum (auth.), H. P. Collins, G. P. Robertson, M. J. Klug (eds.)

The sustainability of either typical and controlled ecosystems is strongly stimulated by way of soil organic tactics. a tremendous query in soil biology and atmosphere ecology is the level to which those methods are suffering from the functionality and constitution of the soil's biotic neighborhood. The value and rules of Soil Biodiversity provides the discussions of a bunch of soil biologists and atmosphere ecologists during which they synthesize on hand info, current leading edge methodologies, and strengthen cross-taxa and cross-habitat collaborations to boost our realizing of soil biodiversity.
the amount addresses the level and legislation of soil biodiversity and describes preliminary techniques to the linking of soil biodiversity and environment functionality.
Audience: Researchers and scholars in quite a lot of environmental medical disciplines.

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Extra resources for The Significance and Regulation of Soil Biodiversity: Proceedings of the International Symposium on Soil Biodiversity, held at Michigan State University, East Lansing, May 3–6, 1993

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Acta Oecol. (Oecol. ) 2, 117-133. Lavelle P 1983 The structure of earthworm communities. In Earthworm Ecology: from Darwin to Vermiculture. EdJ E Satchell. pp 449-466. Chapman and Hall, London. Lavelle P, Zaidi Z and Schaefer R 1983 Interactions between earthworms, soil organic matter and microflora in an African savanna soil. Tn New Trends in Soil Biology. Eds. Ph Lebrun, A M Andre, A de Medts, C Gregoire-Wibo and G Wauthy. pp 253-259. DieuBrichard, Louvain-Ia-Neuve. Lavelle P 1986 Associations mutualistes avec la microflore du sol et richesse specifique sous les tropiques: l'hypothese du premier maillon.

Urbasek F 1990 Cellulase activity in the gut of some earthworms. Rev. Eco!. Bio!. Sol 27. 21-28. Urbasek F and Chalupsky J Jr 1991 Activity of digestive enzymes in 4 species of Enchytraeidae (Oligochaeta). Rev. Eco!. BioI. Sol 28,145-154. Urbasek F and Pizl V 1991 Activity of digestive enzymes in the gut of five earthworm species (Oligochaeta. Lumbricidae). Rev. Ecol. BioI. Sol 28. 461-468. Vannier G 1979 Relations trophiques entre la microfaune et la microflore du sol; aspects qualitatifs et quantitatifs.

Communities were described by a set of parameters which described the abundance, species richness and diversity, proportion of different functional groups, distribution in depth of communities and parameters of the climatic and edaphic environment. , epigeics that are fully pigmented, live in and feed on leaf litter; anecics that have an antero-dorsal pigmentation and live in burrows that they dig into the soil, but feed on a mixture of soil and leaf-litter that they collect at night from the soil surface; endogeics that are not pigmented and live in the soil, feeding on a soil taken from the Al horizon without any selection (mesohumic endogeics) or with a selection towards organic particles (polyhumic endogeics), or soil from deep (20-40cm) horizons (oligohumic endogeics).

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