Mynhardt, Herman; Van Niekerk, Willem A.; Erasmus, Lourens Jacobus; Hassen, Abubeker; Coertze, Roelof Johannes(Escola Superior de Agricultura, 2016-11)
Svinurai, Walter; Hassen, Abubeker; Tesfamariam, Eyob Habte; Ramoelo, Abel; Cullen, Brendan(NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2021)
Smith, Marie F.; Leighton, Christine S. (Christina Stephanie); Morey, Liesl; Schonfeldt, H.C. (Hettie Carina)(South African Society of Crop Production/ Soil Science Society of South Africa/ South African Weed Science Society/ South African Society for Horticultural Sciences, 2009-01)
Linde, Dina Alida; Van Marle-Koster, Este; Scholtz, M.M.; Gonda, M.G.; Gonzalez-Hernandez, J.L.; MacNeil, M.D.(South African Society for Animal Science, 2023-04-11)