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John R. Freney – författare

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1 produkter

  1. Arvin Mosier, J. Keith Syers, Arvin Mosier, J. Keith Syers, John R. Freney - Agriculture and the Nitrogen Cycle, Häftad. Tillgänglighet: Tillfälligt slut

    Agriculture and the Nitrogen Cycle

    Assessing the Impacts of Fertilizer Use on Food Production and the Environment

    Av Arvin Mosier, J. Keith Syers m. fl.

    Häftad, 2004

    525 kr

    Tillfälligt slut

    Nitrogen is an essential element for plant growth and development and a key agricultural input-but in excess it can lead to a host of problems for human and ecological health. Across the globe, distribution of fertilizer nitrogen is very uneven, with some areas subject to nitrogen pollution and …