OSO is a polyoxin D zinc salt fungicide that controls diseases on vegetable and fruit crops.
Pome and Stone Fruits:
Active Ingredient: Polyoxin D zinc salt
Rates: Low rate (3.75 fl. oz/acre) for preventive applications before onset of visible disease, in periods of low disease pressure or in a tank mix with other fungicides for resistance management. Higher rates (6.5 to 13.0 fl. oz/acre) when disease pressure is high or in stand-alone applications.
Re-entry Interval: 4 hours
Pre-harvest Interval (PHI): 0
Exempt: Residue tolerance (no MRLs)
Application Method: Ground, chemigation
PPE: Long-sleeved shirt and long pants, socks, shoes and chemical-resistant gloves