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Cunha, R. J. P.; Haag, H. P. Mineral Nutrition of Papaya Tree (Carica Papaya L.): II - Boron Deficiency under Field and Greenhouse Conditions . An. Esc. Super. Agr. Luiz de Queiroz 1980, 37 (1), 291-302. https://doi.org/10.1590/S0071-12761980000100017.