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Corn (Zea mays)-Crown and Stalk Node Rot March 2025 See: Corn (Zea mays)- Root Rot Cause Fusarium ... is planted after grass seed. Dry, hot conditions favor the development of crown and stalk node rot while wet, ... By harvest and often much earlier, stalk nodes appear reddish-brown to dark black in color and can range from ...

canker. Common canker is favored by improper pruning, especially leaving long stubs above the last node ... with disinfected, sharp knife or pruner immediately above a node. Avoid leaving long stubs above a node. Frequently ...

the plant dies. A cross-section of a node near the plant base may reveal discolored vascular tissue. ...

into stems, girdling them and causing shoots to wilt and die. Nodes my rot, split and develop a grey-black ... discoloration with small black pycnidia. Lesions can also develop on the stem between nodes resulting ...

associated with nodes and range from 0.25 inch to the entire length of the twig. Dark-brown-to-black fruiting ...

Symptoms Lesions at nodes in late summer or fall on raspberry primocanes. Lesions are superficial, do ...

Crown and Stalk Node Rot Cause Several fungi can cause stalk rots. The principal ones are Fusarium ...

The lesion is associated with a leaf node or stipule and may produce a mass of gray spores on its surface. ...

Canker. Cultural control Prune canes with a sharp knife or pruner immediately above a node when first ...

dies. A cross-section of a node near the plant base may reveal discolored vascular tissue. Cultural ...