first ventilate by only opening the windows on the lee side. Please note, this is not relevant for other diseases that are inhibited by reducing the…
dispersed by rain and wind and by humans and tools. Until now, no bacteria have been isolated from crazy roots. This disease seems to be caused by a…
Prevent damage to the roots by controlling the nematodes, as damaged spots can be used as points of entry Prevent plant diseases by optimizing plant…
become grey and fluffy. The lesions caused by ascospores are more restricted, whereas the lesions caused by conidia extend faster and may merge.…
protrude through the stomata. Secondary infection is either by germinating sporangia or by zoospores produced in the sporangia. For germination on…
wounds and by the infected leaves through the petioles. Fruits are infected through the flowers. The newly produced ascospores are dispersed by air…
petals and stems. These spots can be distinguished by the dark and brown concentric rings that are caused by sporulation. Species may differ in…
and the germ tubes infect the plants either through the stomata or directly by penetrating the cuticula. For germination free water is required. For…
been weakened by some form of stress, from underfertilization to water stress (either too much or too little water), or that are damaged by for…
propagation material. It spreads to other seedlings by touching the plants in greenhouse crops and by water in field crops, for example through…
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