Bagiotto Rossato, O., Andrade-Sanchez, P., Guerra, S. P. S., & Crusciol, C. A. C. (2012). Capacity of optical fluorescence and reflectance sensors to detect nitrogen, biomass and yield of cotton. Pesquisa Agropecuaria Brasileira, 47(8), 1133–1141. https://doi.org/10.1590/S1678-3921.pab2012.v47.12432