affected currant buds. cecidophyopsis ribis. on white background

arachnida eriophyidae gall buds problem sunbeam leaf agriculture damage cecidophyopsis parasite sprout insect ribis horticulture burgeon opened palm sunlight infected early spring seasonal growth garden bud black macro currant plant closeup branch mite pest april fresh outdoor nature green disease organic botany bush young gardening background natural season ribes flora globular crop affected isolated white buds ribis background