TY - JOUR T1 - Impacts of the Belo Monte hydroelectric dam construction on pioneer vegetation formations along the Xingu River, ParĂ¡ State, Brazil JO - Brazilian Journal of Botany A1 - Cunha, Denise de Andrade A1 - Ferreira, Leandro Valle SN - 0100-8404 UL - 10.1590/S0100-84042012000200005 VL - 35 Y1 - 2012 PB - Brasil ER -