[1]
Barbosa, J.G. et al. 1999. Macronutrients content in chrysanthemum plants in hydroponic growth using expanded clay for cut flower. Pesquisa Agropecuaria Brasileira. 34, 4 (Apr. 1999), 593–601. DOI:https://doi.org/10.1590/S1678-3921.pab1999.v34.5216.