1. Department of Genetics, Tree Pathology Co-operative Programme (TPCP), Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, Pretoria, 0002, South Africa
2. Department of Plant Pathology, Iowa State University, Ames, Iowa, 50011, USA
3. Advanced Wastewater Management Center (Environmental Microbiology), Department of Microbiology, University of Queensland, Brisbane, 4072, Queensland, Australia
4. Department of Microbiology and Plant Pathology, Tree Pathology Co-operative Programme (TPCP), Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, Pretoria, 0002, South Africa