Fungicide Decision Tool for Managing White Mould In Dry Beans

To assess the risk of white mould infection and aid in your fungicide application decision, complete this worksheet for your dry bean field(s) at the V-4 stage or 1-2 weeks prior to fungicide timing.

Step 1
Weather Conditions Experienced Prior to Flowering

Step 2
Weather Expected During Flowering

Step 3
Final Management Factors

Your Score

What Does This Mean?

> 30 - High risk
20-30 - Moderate risk
< 20 - Reduced risk

This risk score takes into account environmental and management factors that contribute to white mould in dry beans. Other factors to consider in your fungicide application decision are yield potential, crop value, fungicide efficacy and cost of application.