Utilization of dairy manure in low-input, conservation tillage, animal feed production systems.

abonado fraccionado agricultura de bajo insumo agriculture faible niveau intrants ammonium nitrate application rates azote calidad del agua choix de la date crop yield dairy industry desechos ensilado escorrentia fertilidad del suelo fosforo industria lechera leaching lessivage du sol liquid manures loam soils losses low input agriculture mais maize mineralisation mineralization nitrate nitrates nitrato de amonio nitratos nitrogen perte phosphore phosphorus purin rendement rendement des cultures rendimiento rendimiento de cultivos ruissellement runoff silage silty soils soil fertility sol limoneux sol sablolimoneux split dressings suelo franco suelo limoso tennessee textural soil types timing tipos texturales de suelos type de sol textural wastes water quality yields zea mays zero tillage