TY - JOUR T1 - Radiographic analysis for the evaluation of polyembryony in Swingle citrumelo seeds JO - Journal of Seed Science A1 - Arruda, Natália A1 - Cicero, Silvio Moure A1 - Gomes Junior, Francisco Guilhien SN - 2317-1537 UL - 10.1590/2317-1545v40n2175172 VL - 40 Y1 - 2018 PB - Brasil ER -