Pith is disintegrated and discolored, stalks break easily. Infection occurs through roots. Click on an image to display it in larger detail. Stalks that are split open have a disintegrated pith with pink discoloration. More prevalent when plants are subjected to stresses that result in early senescence and a reduction of sugar to roots and stalks.
Infection occurs through roots.
Full season hybrids tend to have more resistance than short season. Balanced soil fertility. Do not exceed recommended plant populations. Warm, moist weather shortly after pollination. Infection occurs through roots.