Application of insecticides for aphids correspond to action thresholds specified in the New England Vegetable Management Guide . 10 pts 9. Disease Management 1. Certified virus-free seed is planted. 10 pts 2.
Sanitation is practiced by properly disposing of cull piles and by removing volunteer potato plants.
15 pts 3. Fungicide application intervals are based on potential for disease severity due to weather conditions and crop conditions. 10 pts 5. Fields are monitored for diseases including late blight and results are recorded. 15 pts 6.