TY - SER AU - Alencar,C.A.B.de AU - Cunha,F.F.da AU - Oliveira,R.A.de AU - Cóser,A.C. AU - Martins,C.E. TI - Effect of irrigation and annual seasons on the chemical composition and digestibility of grasses under grazing KW - MATÉRIA SECA KW - CAPIM ESTRELA KW - PROTEÍNA BRUTA KW - IRRIGAÇÃO ER -