Rosolem C, Malavolta E, Nakagawa J. Studies on mineral nutrition of grain sorghum, VII. effects of nitrogen . An. Esc. Super. Agr. Luiz de Queiroz [Internet]. 1980 Jan. 1 [cited 2026 Jun. 17];37(1):33-47. Available from: https://revistas.usp.br/aesalq/article/view/16424