Steiner, Fábio, Alan Mario Zuffo, Márcia de Moraes Echer, and Vandeir Francisco Guimarães. 2019. “Collard Green Yield and Nutritional Quality With Mineral and Organic Fertilization”. Semina: Ciências Agrárias 40 (5Supl1):2165-78. https://doi.org/10.5433/1679-0359.2019v40n5Supl1p2165.