• Apple scab

  and sometimes on twigs and bud scales. The lesions are olive-green. When spores are produced, the lesions become grey and fluffy. The lesions caused by [...] conidia are released and repeat the cycle of infection of new plant parts and spore production. In autumn, the fungus produces new pseudothecia in leaves that

• Antracnosis del haba

  Ascochyta fungi develop most rapidly at temperatures below 20 °C and the spores require water for dispersal. How to prevent Pea blight, leaf and pod spot