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Partial substitution of soluble phosphate by rock phosphate in the planting of Eucalyptus benthamii and Eucalyptus dunnii in southern Brazil

Luciana Patrícia Rosa Dias, Luciano Colpo Gatiboni, Paulo Roberto Ernani, David José Miquelluti, Djalma Miler Chaves, Gustavo Brunetto

01/Apr/2014

Phosphorus fertilization is important for the initial growth of eucalyptus. Soluble phosphate (SP) sources are commonly used for this purpose because they offer fast dissolution in the soil, but these sources have higher costs than rock phosphate (RP), which has lower solubility. The aim of this study was to evaluate the use of RP as a partial substitute for SP for the initial supply of P to Eucalyptus benthamii and E. dunnii. Two field experiments were carried out (one with […]