Sorghum and black oat forage production and its nutritive value under phosphate levels - Restelatto, Rasiel; Menezes, Luis Fernando Glassenap de; Paris, Wagner; Sartor, Laércio Ricardo; Martin, Thomas Newton; Herrera, Wilfrand Ferney Bejarano; Pavinato, Paulo Sergio (Semina: Ciências Agrárias, 2017)