Alemayehu, Y.A.; Steyn, Joachim Marthinus; Annandale, John George(South African Society of Crop Production/ Soil Science Society of South Africa/ South African Weed Science Society/ South African Society for Horticultural Sciences, 2009-07)
Mbakwe, Ikenna; De Jager, Pieter Christiaan; Annandale, John George; Matema, Taurai(American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America, 2013)
Ogbazghi, Zekarias M.; Tesfamariam, Eyob Habte; Annandale, John George; De Jager, Pieter Christiaan(American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America, 2015-03)
Taylor, N.J. (Nicolette); Annandale, John George; Ibraimo, N.A.; Steyn, Joachim Marthinus; Gush, M.B.(International Society for Horticultural Science, 2017-01)
Jones, Matthew R.; Singels, Abraham; Chinorumba, S.; Patton, Alana; Poser, Christophe; Singh, Munnu; Martine, Jean Francois; Christina, M.; Shine, James M.; Annandale, John George; Hammer, G.L.(Elsevier, 2019-12)