TY - JOUR T1 - In vitro multiplication of 'Flordaguard' rootstock: cytokinin source and concentration effects, explants orientation and period of permanence in the culture medium JO - Brazilian Archives of Biology and Technology A1 - Radmann, Elizete Beatriz A1 - Bianchi, Valmor João A1 - Fachinello, José Carlos A1 - Ferreira, Letícia Vanni A1 - Oliveira, Roberto Pedroso de SN - 1516-8913 UL - 10.1590/S1516-89132011000100004 VL - 54 Y1 - 2011 PB - Brasil ER -