Active ingredient | Concentration applied | No. of applications |
---|---|---|
Penconazole* | 1 mL L−1 of water (FS) | 6 |
Penconazole | 1 mL L−1 of water (FS) | 3 |
Penconazole | 0.5 mL L−1 of water (HS) | 3 |
Tetra ethyl silicate | 10 mL L−1 of water (FS) | 3 |
Penconazole + tetra ethyl silicate | 1 mL L−1 of water (FS) + 10 mL L−1 of water (FS) | 3 |
Penconazole + tetra ethyl silicate | 0.5 mL L−1 of water (HS) + 10 mL L−1 of water (FS) | 3 |
Potassium silicate | 10 mL L−1 of water (FS) | 3 |
Penconazole + potassium silicate | 1 mL L−1 of water (FS) + 10 mL L−1 of water (FS) | 3 |
Penconazole + potassium silicate | 0.5 mL L−1 of water (HS) + 10 mL L−1 of water (FS) | 3 |
Ca chloride | 2.5 g L−1 of water (FS) | 3 |
Penconazole + Ca chloride | 1 mL L−1 of water (FS) + 2.5 g L−1 of water (FS) | 3 |
Penconazole + Ca chloride | 0.5 mL L−1 of water (HS) + 2.5 g L−1 of water (FS) | 3 |
Ca metasolate | 2.5 g L−1 of water (FS) | 3 |
Penconazole + Ca metasolate | 1 mL L−1 of water (FS) + 2.5 g L−1 of water (FS) | 3 |
Penconazole + Ca metasolate | 0.5 mL L−1 of water (HS) + 2.5 g L−1 of water (FS) | 3 |
Water (control) | 3 |
All treatments based on manufacturers’ recommended efficacy rates.
FS = full strength, HS = half strength.
Tetra ethyl silicate, potassium silicate, Ca chloride, Ca metasolate (Orion Future Technology Ltd., Henwood House, Henwood, Ashford, Kent, UK).
↵* a protectant triazole fungicide with antisporulant activity commercially used for apple scab control (Syngenta Crop Protection UK Ltd., Whittlesford, Cambridge, UK).