Symptoms of Choanephora cucurbitacearum on beans

• Organs attacked :

• Symptoms :
  • Colonization of senescent tissues (leaves, flowers, stems and pods) which rot, turn brown or even blacken (figures 1 and 2).

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• Signs : a blackish and airy mold more or less covers the rotten fabrics. Fruiting bodies in the shape of small pinheads are visible (figure 3).
• Possible confusion :

• Production areas affected :