Búsqueda de LIBROS DEL AUTOR: gordon r conway

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  • AFTER THE GREEN REVOLUTION
    ebook
    AFTER THE GREEN REVOLUTION
    GORDON R. CONWAY / EDWARD B. BARBIER
    'The Green Revolution' of the 60's and 70's produced immense gains in food cereal production in the Third World. But there are huge problems in the 'post-revolutionary' era: farmers with small or marginal holdings have benefited less than wealthier farmers; intensive mono-cropping has made production more susceptible to environmental stresses and shocks. Now there is evidence o...

    $1,320.00

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  • UNWELCOME HARVEST
    ebook
    UNWELCOME HARVEST
    GORDON R. CONWAY / JULES N. PRETTY
    Agriculture Pollutes: pesticides can destroy wildlife and some are toxic to humans; some fungicides and herbicides cause cancer. Nitrates result in the contamination of drinking water and produce the risk of the �blue-baby� syndrome in infants and of stomach cancer in adults. Agriculture produces methane, ammonia, nitrous oxide and the products of burning off, all of which add ...

    $920.00

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