Tabaglio, Vincenzo, and Carolina Gavazzi. 2009. “Monoculture Maize (Zea Mays L.) Cropped Under Conventional Tillage, No-Tillage and N Fertilization: (I) Three Year Yield Performances”. Italian Journal of Agronomy 4 (3):61-68. https://doi.org/10.4081/ija.2009.3.61.