KHATIKARN, B.; LAVAPAURYA, T. Studies on Vegetable Seed Production, 1963 – 1965 1. Agriculture and Natural Resources, Bangkok, Thailand, v. 6, n. 1, p. 7–15, 1966. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/240629. Acesso em: 19 sep. 2026.