the plant is affected by white blister rust (albugo candida

albugo candida white blister rust fungal disease pathogen fungus plant water mold brassica oomycete blisterlike pustules juncea yellowish leaf spot distorted inflorescence agriculture field mustard crucifers garden fungi puccinia harmful for crop aphidoidea medicine health alternative nature herbal green infected organic unhealthy leaves farm family aphididae gardening diseases spots pucciniaceae cruciferous plants infection diseased farming affected are