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Crop Protection

Classic® herbicide

 

Rates and Packaging

Active ingredient: Chlorimuron-ethyl (Group 2 – broadleaf herbicide).
Rate: One (1) pouch treats 10 acres (4 ha).
Surfactant: Add a registered non-ionic surfactant (NIS) such as Ag-Surf or Agral 90 at 2 L per 1000 L of spray solution (0.2% v/v).

Window of Application

Crop: 1st trifoliate to 3rd trifoliate stage of soybeans.
Can be used on conventional and glyphosate-tolerant soybeans.

Crop Rotation

Replanting Interval (Months)
Crops Soil pH
≤ 7.0		 Soil pH
> 7.0
≤ 7.4		 Soil pH
> 7.4
≤ 7.8		 Soil pH
> 7.8
For Southern Ontario only: Cabbage, Tomato (Heinz 9478 only), Garden Pea,
Sweet Corn*		 11 Do Not Apply Do Not Apply Do Not Apply
Field Corn 10 10 10 Do Not Apply
Winter Wheat 3 3 Do Not Apply Do Not Apply
White Beans 10 10 Do Not Apply Do Not Apply
Soybeans 10 10 10 Do Not Apply
Alfalfa 10 10 Do Not Apply Do Not Apply

*Warning: Sweet corn varieties may vary in their sensitivity to chlorimuron-ethyl residues.