First Report of Phytophthora inundata Associated with Decline and Death of Walnut (Juglans regia L.) in Italy.

Persian walnut (Juglans regia L.) is an important nut crop in Italy. In recent years, incidence of walnut decline and death has increased in many Italian commercial orchards.

First report of Colletotrichum fioriniae and C. nymphaeae as Causal Agents of anthracnose on walnut in Italy.

English walnut (Juglans regia L.) is species grown either for high quality wood or fruit production. In Italy walnut cultivation occupies an area of about 4600 ha (FAOSTAT, http://www.