Campos, Caio Ferraz de, Arthur Arrobas Martins Barroso, Antonio Carlos da Silva Junior, Clebson Gomes Gonçalves, and Dagoberto Martins. 2016. “Periods of Weed Interference in Maize Crops Cultivated in the First and Second Cycles”. Semina: Ciências Agrárias 37 (5):2867-80. https://doi.org/10.5433/1679-0359.2016v37n5p2867.