D. M. Heid, N. A. H. Zárate, M. do C. Vieira, E. P. Torales, T. de O. Carnevali, and B. G. Marafiga, “Productivity agro-economic peruvian carrot in response to addition of broiler manure in soil”, Semina: Ciênc. Agrár., vol. 36, no. 3Supl1, pp. 1835–1850, Jul. 2015.