ASHABI, Shahram; DADNIA, Mohamad Reza. Assess Effect of Copper Foliar Application at Different Growth Stages on Protein Yield and Crop Production of Cowpea under Warm and Dry Climate Condition. Journal of Crop Nutrition Science, [S. l.], v. 7, n. 3, p. 23–31, 2021. Disponível em: https://oiccpress.com/jcns/article/view/5963. Acesso em: 4 aug. 2026.