1. Amorim, L., A. Bergamin Filho, A. Sanguino, C.O.N. Cardoso, V.A. Moraes, and C.R. Fernandes. 1987. Metodologia de avaliação da ferrugem da cana-de- açúcar (Puccinia melanocephala). Boletim Técnico Copersucar 39: 13–16.
2. Bock, C.H., M.W. Hotchkiss, and B.W. Wood. 2016. Assessing disease severity: accuracy and reliability of rater estimates in relation to number of diagrams in a standard area diagram set. Plant Pathology 65: 261–272.
https://doi.org/10.1111/ppa.12403
.
3. Bock, C.H., G.H. Poole, P.E. Parker, and T.R. Gottwald. 2010. Plant disease severity estimated visually, by digital photography and image analysis, and by hyperspectral imaging. Critical Reviews in Plant Sciences 29: 59–107.
https://doi.org/10.1080/07352681003617285
.
4. Bourne, B A. 1934. Studies on the ring spot disease of sugarcane. Gainesville: University of Florida.
http://ufdc.ufl.edu/UF00027204/00001/1j
. Accessed 10 Oct 2017.
5. Bruno N. M. de Oliveira, Anderson R. Ruas, João M. de Souza Jr, B. N. Lodo, Oldemar Scheer, Hélio F. Silva Neto, and Modesto Barreto. 2009. Reação de genótipos de cana-de-açúcar à mancha anelar. In: Simpósio Internacional de Iniciação Científica e Tecnológica da USP, 17. Piracicaba: Universidade de São Paulo.
https://uspdigital.usp.br/siicusp/siicPublicacao.jsp?codmnu=7210
. Accessed 28 Sept 2017.