TY - JOUR T1 - Biological Management of Basal Rot of Onion by Trichoderma harzianum and Withania somnifera JO - Planta Daninha A1 - AKHTAR, R. A1 - JAVAID, A. SN - 0100-8358 UL - 10.1590/S0100-83582018360100009 VL - 36 Y1 - 2018 PB - Brazil ER -