Weed interference periods on potato crop in
Botucatu region, Brazil
D. Martins1*, S. R. Marchi2 and N. V. Costa3
1São Paulo State University, Botucatu/SP, Brazil.
2Federal University of Mato Grosso, Barra do Garça/MT, Brazil.
3University of Paraná Weast, Marechal Cândido Rondon/PR, Brazil.
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