Novais, R.F. de et al. 2014. Phosphorus uptake and growth of corn with its root system partially exposed to a phosphorus source. Pesquisa Agropecuaria Brasileira. 20, 7 (Apr. 2014), 749–754. DOI:https://doi.org/10.1590/S1678-3921.pab1985.v20.15764.