BHANDARI, N. . S.; R K , S.; K R, T.; S, C. Effect of nano and macro iron sprays on growth, flowering, seed and oil yielding attributes in calendula (Calendula officinalis L.). Journal of Horticultural Sciences, [S. l.], v. 17, n. 2, p. 353–362, 2022. DOI: 10.24154/jhs.v17i2.1132. Disponível em: Acesso em: 3 jun. 2023.