HR = High Resistance. IR = Intermediate Resistance. To find out more about disease resistance and the applicable levels of disease resistance, click here.

The various Rp genes confer resistance to some but not all races of common rust. The effectiveness of a specific Rp gene or combination of Rp genes in sweet corn will be determined by the common rust races which are prevalent in each growing area.

Performance may vary from location to location and from year to year, as local growing, soil and weather conditions may vary. Growers should evaluate data from multiple locations and years whenever possible and should consider the impacts of these conditions on the grower’s fields.

Any recommendations provided on this webpage are based upon field observations and feedback received from a limited number of trials and geographies. These recommendations should be considered as one reference point and should not be substituted for the professional opinion of agronomists, entomologists or other relevant experts evaluating specific conditions.

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