Trivelin, P.C.O. et al. 1995. Utilization by late harvest sugar cane ratoon of nitrogen from 15N-aqua ammonia and 15N-urea applied to the soil as vinasse N-complement. Pesquisa Agropecuaria Brasileira. 30, 12 (Dec. 1995), 1375–1385. DOI:https://doi.org/10.1590/S1678-3921.pab1995.v30.4437.