Costs of implementing and managing cut sunflower in an organic planting system in the Municipality of Laranjeiras do Sul, State of Paraná (PR), Brazil. RSD [Internet]. 2024 Mar. 11 [cited 2025 Jun. 28];13(3):e2913345135. Available from: https://ojs34.rsdjournal.org/index.php/rsd/article/view/45135