The response of sugarcane to application of micronutrients is still not very well known. In view of the need for this information, the aim of this study was to evaluate the application of the micronutrients Zn, Cu, Mn, Fe, B, and Mo to plant cane in three soils, with and without application of filter cake. This study consisted of three experiments performed in the State of São Paulo, Brazil, (in Igaraçu do Tiete, on an Oxisol; in Santa Maria da […]

The objective of this work was to investigate the effect of increasing closes of Irati lime on the contents of Cu, Fe, Mn and Zn both in soil and the corn plant. Irati lime is a by product obtained by Petrobras Six during the oil shale mining process, presenting high levels of micronutrients. The experiment was conducted in a greenhouse using pots filled with soil from a “Cambisol Tb” A horizon, of a sandy texture. The treatments were arranged in […]