[1]
Pereira, J.R.A. et al. 1993. Effect of ammoniation on nutrittve value of signal grass hay. Pesquisa Agropecuaria Brasileira. 28, 12 (Dec. 1993), 1451–1455. DOI:https://doi.org/10.1590/S1678-3921.pab1993.v28.4019.