1. Department of Zoology and Entomology, Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, Pretoria, South Africa
2. Department of Biochemistry, Genetics and Microbiology, Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, Pretoria, South Africa
3. Central Ethiopia Environment and Forest Research Centre, Ethiopian Environment and Forest Research Institute, Addis Ababa, Ethiopia
4. Forestry Commission of Zimbabwe, Harare, Zimbabwe
5. Forestry Research Institute of Malawi, Zomba, Malawi
6. Department of Forestry and Nature Conservation, College of Agriculture, Animal Sciences and Veterinary Medicine (CAVM), University of Rwanda, Butare, Rwanda
7. Department of Forestry and Nature Conservation, Rwanda Water and Forestry Authority, Kigali, Rwanda
8. Sustainable Afforestation Association, Southerton, Harare, Zimbabwe