Ultrastructure of the black currant gall mite, Cecidophyopsis ribis (Acari: Eriophyidae), the vector of the agent of reversion disease

acarina animal nuisible animales nocivos appareil digestif arthropoda bayas black currants boca bouche cassis cecidophyopsis ribis digestive system enfermedades de las plantas eriophyidae frutas de clima templado grosella negra maladie des plantes mouth noxious animals pathogens pests of plants plagas de plantas plant diseases ravageur des plantes ribes nigrum sistema digestivo soft fruits temperate fruits ultraestructura ultrastructure vecteur de maladie vectores vectors