By Clive A. Edwards

Because the ebook of the highly-successful first version of Earthworm Ecology, there have been overseas symposia and an elevated variety of courses at the topic, difficult a revision of the booklet that addresses the main swiftly constructing parts of earthworm research.Earthworm Ecology, moment variation updates the main finished paintings to be had on earthworm ecology with vast revisions of the unique chapters. This well-illustrated, expansive research examines the $64000, and infrequently neglected, effect earthworms have at the atmosphere. It discusses the impression of weather, soil homes, predation, illness and parasitism, and festival upon earthworm ecology.New chapters research the heritage of earthworm examine, the significance of earthworms as representatives of soil fauna and the way they impact plant development, the consequences of the invasion of unique earthworms into North the United States and different areas, and vermiculture and vermicomposting in Europe and Asia. This new fabric makes this quantity an important reference paintings for soil scientists, agronomists, and others with an excellent curiosity in earthworms.

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3) in which plant root growth and development are shown as a function of the interactions between a favorable environment for both roots and pathogens and the presence or activity of “virulent” of “infective” plant pathogens. , plant health status) may therefore be influenced directly or indirectly by earthworm activities. Earthworms are known to transport and consume a wide variety of plant pathogenic fungi and bacteria and plant-parasitic nematodes (Brown 1995). If populations of these organisms are reduced either directly by transit through the earthworm gut or indirectly via changes in the soil environment, then the indirect consequences to plant growth may be important, particularly when disease or nematode pressure is reducing crop yields.

Corethrurus and various other species) activities and related the lower soil porosity and water infiltration rates that occurred with decreased plant (radish, carrot, bean, pasture, sorghum, and potato) productivity. Excessive casting on the soil surface and base of plants by lumbricid earthworms in England caused difficulties in harvesting cereals and hay (Stephenson 1957; Edwards and Bohlen 1996), and large amounts of casts on the soil surface of grazed pastures led to “poaching” from cattle trampling, decreasing grass growth in the Netherlands (Hoogerkamp 1984) and New Zealand (Lee 1959).

Corethrurus and various other species) activities and related the lower soil porosity and water infiltration rates that occurred with decreased plant (radish, carrot, bean, pasture, sorghum, and potato) productivity. Excessive casting on the soil surface and base of plants by lumbricid earthworms in England caused difficulties in harvesting cereals and hay (Stephenson 1957; Edwards and Bohlen 1996), and large amounts of casts on the soil surface of grazed pastures led to “poaching” from cattle trampling, decreasing grass growth in the Netherlands (Hoogerkamp 1984) and New Zealand (Lee 1959).

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