Faugno, S., Pindozzi, S., Infascelli, R., Okello, C., Ripa, M.N. and Boccia, L. 2012. Assessment of nitrogen content in buffalo manure and land application costs. Journal of Agricultural Engineering. 43, 2 (Sep. 2012), e13. DOI:https://doi.org/10.4081/jae.2012.e13.