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Performance Inquiries
Corteva Agriscience™ encourages contact within the timelines listed for proper field assessments to resolve and rectify the call.
After these deadlines, it is difficult to determine the circumstances leading to non-performance.
| Days After Use |
Seed | Within 21 days (after crop emergence) |
Pre-emergent herbicides | Within 21 days (after crop emergence) |
Post emergent herbicides | Within 21 days after treatment |
Pre-seed herbicides | Within 21 days after treatment |
Pre-harvest or post harvest | Within 21 days after seeding – the following spring |
Fallow applications | Within 21 days after treatment |
Fungicides | 7 days after treatment |
Insecticides | 7 days after treatment |
* Check Strips: while not essential, a check strip provides a good indication of product performance.