Rapiya, Monde; Hawkins, Heidi-Jayne; Muchenje, Voster; Mupangwa, John F.; Marufu, Munyaradzi Christopher; Dzama, Kennedy; Mapiye, Cletos(NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2019)
Strydom, S.; Agenas, S.; Heath, M.F.; Phillips, C.J.C.; Rautenbach, G.H.; Thompson, P.N. (Peter N.)(Agricultural Research Council, ARC-OVI and the University of Pretoria, 2008-09)