Figure 1. Disease triangle.
Figure 2. Dual mode of action in DuPont Aproach Prima fungicide: picoxystrobin provides early disease protection, while cyproconazole provides post-infection control and extended residual activity.
Figure 3. Characteristic symptoms of NCLB: ‘cigar shaped’ tan or grayish lesions on leaf surface. Lesions eventually coalesce into necrotic tissue.
Disease Pressure
Figure 4. Average yields from 40 Pioneer® GrowingPoint®agronomy trials in Iowa in 2015 comparing DuPont™ Aproach® Prima fungicide applications with low, moderate, and high NCLB pressure.
Hybrid Susceptibility
Figure 5. Average yields from 40 Pioneer GrowingPoint agronomy trials in Iowa in 2015 illustrating the yield advantage of a fungicide application on Pioneer® brand hybrids with varying disease scores.
Application Timing
Figure 6. Field trial comparing DuPont Aproach Prima fungicide pretassel applications in corn to untreated corn with high NCLB pressure.
Figure 7. Average yields from 40 Pioneer GrowingPoint agronomy trials in Iowa illustrating the value of timely fungicide applications.
Always read and follow all label directions and precautions for use.
The foregoing is provided for informational use only. Please contact your Pioneer sales professional for information and suggestions specific to your operation. Product performance is variable and depends on many factors such as moisture and heat stress, soil type, management practices and environmental stress as well as disease and pest pressures. Individual results may vary.