Anthracnose Stalk RotCORN085.JPG

Anthracnose stalk rot

Area of impact: Stalk

Description: The outer stalk will have shiny black blotches on it; the inner stalk might also be black or it might show no signs of infection. Internodes on the stalk might be rotted and easily crushed with fingers.

Pathogen involved: Colletotrichum graminicola (a fungus)

Timing/Conditions: Occurs after pollination and symptoms are most visible just before plant maturity.

Contributing factors: Corn residue left on the ground, insect injury and environmental stress. Overwinters in corn residue. This is the same fungus that causes Anthracnose leaf blight.

Management practices: Plant resistant hybrids maintain balanced fertility, keep plant stress to a minimum and control insect damage.

Ask an Agronomist

The material and content contained in the Greenbook label database is for general use information only. Agworld and Greenbook do not provide any guarantee or assurance that the information obtained through this service is accurate, current or correct, and are therefore not liable for any loss resulting, directly or indirectly, from reliance upon this service. This label database does not replace the official manufacture issued label. Users of this database must read and follow the actual product label affixed to the container before use of the product.