Santos, Henrique Pereira, Renato Serena Fontaneli, and Ivo Ambrosi. “Risk Analysis of Crop Production Systems Including Winter and Summer Annual Forages under No-Tillage ”. Pesquisa Agropecuária Gaúcha 10, no. 1/2 (December 30, 2004): 59–65. Accessed November 14, 2026. https://revistapag.agricultura.rs.gov.br/ojs/index.php/revistapag/article/view/299.