The effect of saliva with different nitrogen compositions on ruminal fermentation in a rumen simulator technique (Rusitec®) sstem Fed a lactating dairy cow diet - Castro, Ícaro Rainyer Rodrigues de; Silva, Luiza de Nazaré Carneiro da; Carrari, Isabela Fonseca; Leite, Giulia Berzoini Costa; Paula, Eduardo Marostegan de; Cezar, Amanda Moelemberg; Marcondes, Marcos Inácio (Fermentation, 2025)