J. Gideon van Zyl

Effects of citrus wax coating and brush type on imazalil residue loading, green mould control and fruit quality retention of sweet oranges

Ncumisa S. Njombolwana, Arno Erasmus, J. Gideon van Zyl et al. · Postharvest Biology and Technology · 2013 · 69 citations

Citrus Wax Coating, Brush Type, Sweet Oranges +4

Assessment of retention and persistence of copper fungicides on orange fruit and leaves using fluorometry and copper residue analyses

G. C. Schutte, C. Kotze, J. Gideon van Zyl et al. · Crop Protection · 2012 · 33 citations

Copper Residue Analyses, Environmental Chemistry, Engineering +10

Spray deposition assessment and benchmarks for control of Alternaria brown spot on mandarin leaves with copper oxychloride

J. Gideon van Zyl, Paul H. Fourie, G. C. Schutte · Crop Protection · 2013 · 27 citations

Engineering, Botany, Alternaria Brown Spot +5

Evaluation of two organosilicone adjuvants at reduced foliar spray volumes in South African citrus orchards of different canopy densities

J. Gideon van Zyl, Ewald Sieverding, David J. Viljoen et al. · Crop Protection · 2014 · 18 citations

Engineering, Botany, Foliar Spray Volumes +7

Rainfastness of mancozeb on apple seedlings determined through deposition quantification of mancozeb residue and a fluorescent pigment

Cornelius J. Rossouw, Paul H. Fourie, J. Gideon van Zyl et al. · Crop Protection · 2017 · 11 citations

Biology, Plant Analysis, Engineering +9