AL-BADDRANI, W.; A. AL-ROMY, I. The effect of different levels of nitrogen fertilizer (urea) on some characteristics wheat Growth cultivars (spp. Triticum). College of Basic Education Research Journal, [S. l.], v. 12, n. 3, p. 723–732, 2013. Disponível em: https://stats.uomosul.edu.iq/index.php/berj/article/view/38044. Acesso em: 26 oct. 2025.