Kato, Osvaldo Ryohei, Francisco José Câmara Figuerêdo, Ariolando Jorge Lima Belfot, Oscar Lameira Nogueira, and Wilson Carvalho Barbosa. “The Timing of Harvesting of Annatto Tres Seeds: Emergence and Pigment Content”. Pesquisa Agropecuaria Brasileira 27, no. 9 (September 1, 1992): 1291–1302. Accessed November 13, 2025. https://apct.sede.embrapa.br/pab/article/view/3771.