1. Department of Agronomy, Federal Technological University of Parana (UTFPR), Pato Branco, Brazil
2. Department of Crop Sciences, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, Brazil
3. Brazilian Agricultural Research Corporation (EMBRAPA), Londrina, Brazil
4. Department of Agronomy, Federal University of the Southern Border (UFFS), Laranjeiras do Sul, Brazil
5. Brazilian Agricultural Research Corporation (EMBRAPA), Belém, Brazil