Titlebook: Organic Crop Production - Ambitions and Limitations; Holger Kirchmann,Lars Bergström Book 2008 Springer Science+Business Media B.V. 2008 G

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Organic Crop Production - Ambitions and Limitations

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Organic Crop Production - Ambitions and Limitations978-1-4020-9316-6

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,Widespread Opinions About Organic Agriculture – Are They Supported by Scientific Evidence?,d that soil fertility status and microbial biodiversity are not improved a priori by organic cropping. The energy investment for production of artificial N fertilisers results in a five- to ten-fold energy return in the form of biomass and this highly positive energy balance needs to be fully acknow

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Can Organic Crop Production Feed the World?,ields are between 25 and 50% lower than conventional yields, depending on whether the organic system has access to animal manure. The amount of manure available on organic farms is usually not sufficient to produce similar crop yields as in conventional systems and therefore green manures are common