Resultados de búsqueda - "kg"

  1. Global nitrogen budgets in cereals: A 50-year assessment for maize, rice, and wheat production systems por Ladha, J.K., Tirol-Padre, A., Reddy, C.K., Cassman, K.G., Verma, Sudhir, Powlson, D.S., van Kessel, C., de B. Richter, Daniel, Chakraborty, Debashis, Pathak, Himanshu

    Publicado 2016
    “…An estimated 48% (737 Tg) of crop N, equal to 29, 38 and 25 kg ha−1 yr−1for maize, rice and wheat, respectively, is contributed by sources other than fertilizer- or soil-N. …”
    Enlace del recurso
    Journal Article

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