ULLAH, Khitab; KHAN, Mohammad Jamal. Effect of Phosphorus and Sulfur on the Yield and Nutrients Uptake of Wheat. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 37, n. 2, p. 52–71, 2018. Disponível em: https://gssrr.org/JournalOfBasicAndApplied/article/view/8179. Acesso em: 12 sep. 2025.