RAVI, V.; HRIDYA, C.; SUCHITRA, S.; BYJU, G. Rapid Method for Determining Total Chlorophyll, Chlorophyll a and b and Carotene Content in Leaves of Elephant Foot Yam Using SPAD Meter. JOURNAL OF ROOT CROPS, [S. l.], v. 37, n. 1, p. 29–31, 2013. Disponível em: https://journal.isrc.in/index.php/jrc/article/view/5. Acesso em: 3 jul. 2024.