Grape enemies and diseases Theresimina ampelophaga, Sparganothis pilleriana, Ottiorhynchus spp.

Grape enemies and diseases Theresimina ampelophaga, Sparganothis pilleriana, Ottiorhynchus spp.

These are lepidoptera larvae, as well as adult weevils of otiorhunchus species and other coleoptera, appearing during this period and feeding at night upon the outer edges of leaves, completely damaging them. Their activity can be later extended to juvenile vegetation. During years, when their presence is heavy, the damage they cause on the outer…