Selected SIR and biostimulant products evaluated for the control of Venturia inaequalis on apple cv. Golden delicious under laboratory conditions.
| Product | Active Ingredient | Property | Supplier |
|---|---|---|---|
| Water (control) | - | - | - |
| PhytoGard | Potassium phosphonate | SIR | United Agri Products Ltd, Alconbury Weston, UK |
| Messenger | Harpin protein | SIR | EDEN Bioscience Corporation, N. Bothell, Washington, USA |
| Agri-Fos | Potassium phosphite | SIR | Orion Future Technology Ltd, Henwood House, Henwood, Ashford Kent, UK |
| DSP | Salicylic acid | SIR | Orion Future Technology Ltd, Henwood House, Henwood, Ashford Kent, UK |
| Rigel | Salicylic acid derivative | SIR | Orion Future Technology Ltd, Henwood House, Henwood, Ashford Kent, UK |
| Maxicrop Original | Seaweed extract | Biostimulant | Ciba Sp Maxicrop (UK) Ltd, P.O. Box 6027, Corby, UK |
| Resistim | Betaine | Biostimulant | Mandops UK Ltd, Eastleigh, Hampshire, UK |
| Bioplex 12-4-6. | Seaweed + humic acid extract | Biostimulant | United Agri Products Ltd, Alconbury Weston, UK |
| Fulcrum CRV | Molasses | Biostimulant | Banks Cargill Agriculture Ltd, St Hughs, Lincoln, UK |
| Redicrop | Natural plant compound | Biostimulant | United Agri Products Ltd, Alconbury Weston, UK |
| Crop Set | Yucca based material with liquid fermentation products | Biostimulant | United Agri Products Ltd, Alconbury, Weston, UK |
| Superthrive | Plant hormone/vitamin complex | Biostimulant | Urban Hydroponics, Unit 1, Back Lane, Bolton, UK |
| Systhane | Myclobutanil | Synthetic fungicide | Syngenta Crop Protection UK Ltd, Whittlesford, Cambridge, UK |
SIR = Systemic Induced Resistance