Late blight(Phytophtora infestans)


Registered Pesticides

Stage of Development: Preplant
Pesticide MOA1 Efficacy2 Rate per Acre3 REI4 PHI5 Notes
Dithane F-45 Rainshield (seed treatment)
manxozeb
M3G See Label24 hrThis product will limit the spread of Phytophthora infestans from infected seed during the cutting and planting process, but it will not cure disease already in the seed. Use Rate: 1.6 to 2.5 fl oz product/100 lb seed.
Curzate 60DF (seed treatment)
cymoxanil
27E See Label12 hrThis product will limit the spread of Phytophthora infestans (causal agent of late blight) from infected seed during the cutting and planting process, and can suppress the infection of emerging plants by seed-borne P. infestans. Use Rate: 0.25 oz product/100 lb seed

Stage of Development: Preplant

Late blight

0 Product Choices

2 Notes

Applications and Notes »  Pest Info »

1Mode of action. NC = not classified..
2 Efficacy ratings denote the relative ability of a pesticide to control its target. The ratings are E = excellent, G = good, F = fair/suppression; P = poor, and ND = no data. Efficacy ratings are based on the inherent toxicity of the pesticide against its target, the likelihood that the target will contact or ingest the product as applied, duration of impact on the target, and undesired effects, such as negative impacts on natural enemies that could lead to future pest outbreaks.
3 Rate per acre per application. Refer to the product label for maximum use rate per season.
4 Reentry interval.
5The minimum pre-harvest interval. Some products do not list PHI.
Note: always read and follow the directions on the pesticide label.

 

Stage of Development: Preplant
Pesticide MOA1 Efficacy2 Rate per Acre3 REI4 PHI5 Notes
Maxim MZ Fungicide
fludioxonil + mancozeb
12, M3G See Label24 hrThis product will limit the spread of Phytophthora infestans from infected seed during the cutting and planting process, but it will not cure disease already in the seed. Use Rate: 0.5 lb product/100 lb seed.

Stage of Development: Preplant

Late blight

0 Product Choices

1 Notes

Applications and Notes »  Pest Info »

1Mode of action. NC = not classified..
2 Efficacy ratings denote the relative ability of a pesticide to control its target. The ratings are E = excellent, G = good, F = fair/suppression; P = poor, and ND = no data. Efficacy ratings are based on the inherent toxicity of the pesticide against its target, the likelihood that the target will contact or ingest the product as applied, duration of impact on the target, and undesired effects, such as negative impacts on natural enemies that could lead to future pest outbreaks.
3 Rate per acre per application. Refer to the product label for maximum use rate per season.
4 Reentry interval.
5The minimum pre-harvest interval. Some products do not list PHI.
Note: always read and follow the directions on the pesticide label.