Coutinho, E.L.M., Silva, E.J. da and Silva, A.R. da 2007. <b>Differential growth and zinc efficiency use of maize cultivars in response to zinc rates in an Oxisol</b&gt; - DOI: 10.4025/actasciagron.v29i2.256. Acta Scientiarum. Agronomy. 29, 2 (Nov. 2007), 227-234. DOI:https://doi.org/10.4025/actasciagron.v29i2.256.