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Back to Registered Crop Input Products
Registered Crop Input Products / Dithane™ Rainshield™ Fungicide

Dithane™ Rainshield™ Fungicide

PCP #20553 · Corteva Agriscience Canada Company · Fungicide

Group M3

Group M3 wettable granule fungicide containing 75% mancozeb for control of early blight, late blight, downy mildew, scab, anthracnose, and other fungal diseases in vegetables, fruits, herbs, and field crops. Contains allergen sulfites.

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Registered uses (11)

Crop × pest × application rate combinations from the official label. Rates converted to per-acre. Always confirm against the official label PDF before applying.

CropTargetRatePHI
AppleApple Scab - Tank mix with Vangard 75 WG1.46 kg/acre72 d
AppleScab (Venturia inaequalis), cedar apple rust (Gymnosporangium juniperi-virginianae) and quince rust (Gymnosporangium clavipes)0.809–2.43 kg/acre77 d
GinsengAlternaria leaf blight (Alternaria panax)1.78 kg/acre30 d
GrapeDowny mildew (Plasmopara viticola) and Black Rot (Guignardia bidwellii)1.21 kg/acre66 d
OnionBotrytis leaf blight (Botrytis squamosa)0.911 kg/acre14 d
OnionOnion Smut (Urocystis cepulae)1.78–3.56 kg/acre100 d
PotatoEarly blight (Alternaria solani) and late blight (Phytophthora infestans)0.445–0.911 kg/acre3 d
PotatoLate blight (Phytophthora infestans) - Reduced Spray Interval Schedule0.445–0.708 kg/acre3 d
SquashDowny mildew (Pseudoperonospora cubensis), anthracnose (Colletotrichum obiculare), scab (Cladosporium cucumerinum), gummy stem blight (Didymella bryoniae) and alternaria leaf spot (Alternaria cucumerina)1.32 kg/acre14 d
Sugar BeetCercospora leaf spot (Cercospora beticola)0.911 kg/acre21 d
TomatoEarly blight (Alternaria solani), late blight (Phytophthora infestans), anthracnose (Colletotrichum spp.), gray leaf spot (Stemphylium solani, S. lycopersici)1.32 kg/acre30 d

About this content. This page presents the official PRD label as published by Health Canada's Pesticides Regulatory Directorate (formerly the Pest Management Regulatory Agency), the source of record. Always read the official label and consult your provincial pesticide- application authority before use. Report an error.

Quick facts

Active ingredients
mancozeb 75 %
Dithiocarbamate fungicide
Mode of action: Multi-site contact — dithiocarbamate (FRAC M3)
CAS 8018-01-7
Formulation
granular
Resistance group
Group M3
First registered
1988-03-31
Registration expiry
2029-12-31