Forage: Spring Black Stem (Phoma medicaginis)

Excerpt from Chapter 3, Field Crop Protection Guide, Order this publication

Table of Contents

1. Integrated Pest Management Options
   • Foliar Treatment
     • boscalid – Lance
2. Related links...

Integrated Pest Management Options

Disease is favoured by cool, wet weather conditions. Cut early to reduce quality loss from premature leaf drop.

Foliar Treatment

Comments (Days to harvest, label precautions, etc.)
For seed production only. Ground and aerial application. Apply at 20%-50% flowering. Apply every 7-14 days if disease persists or weather conditions are favourable for disease development. Do not graze or feed treated hay to livestock. Maximum 3 applications/yr.

Related links...

• Agronomy Guide for Field Crops - Publication 811
  • Forage: Common Leaf Spot & Leaf Spot
• Diseases
• Forages