You have access
Calcium and Silicon Fertiliser Influence on Fungicide Efficacy Against Guignardia Leaf Blotch and Apple Scab Management
Glynn C. Percival and Sean Graham
Arboriculture & Urban Forestry (AUF) July 2021, 47 (4) 170-181; DOI: https://doi.org/10.48044/jauf.2021.016