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Switzerland
List of pests-diseases-weeds for crop/product: Walnut/butternut (Juglans)
Information on all pests, diseases and weeds can be found in the
downloadable Excel filesclick on a pest/disease/weed to display a list of relevant publications
diseases:
Ascomycota - Leotiomycetes:
Botrytis cinerea
pests:
Diptera (plant parasitic):
Rhagoletis completa