Ash dieback, caused by the invasive fungal pathogen Hymenoscyphus fraxineus, has
become a serious threat to ash trees (Fraxinus spp.) and ash-related ecosystems in Europe …

Biological invasions, resulting from deliberate and unintentional species transfers of insects,
fungal and oomycete organisms, are a major consequence of globalization and pose a …

European ash (Fraxinus excelsior) and narrow-leafed ash (F. angustifolia) are keystone
forest tree species with a broad ecological amplitude and significant economic importance …

Since the 1990s the invasive fungus Hymenoscyphus fraxineus has caused severe crown
dieback and high mortality rates in Fraxinus excelsior in Europe. In addition to a strong …

Key message Ash dieback decreases individual reproductive success of ash trees leaving
healthy ash overrepresented as seed and pollen parents for next-generation seedlings …

The ash dieback pandemic, caused by the invasive fungus Hymenoscyphus fraxineus,
represents one of Europe's biggest threats to preserving natural biodiversity. To ensure the …

Invasive pathogens are a major threat to forest health especially in managed forest with a
low diversity of tree species. The dieback of Fraxinus spp. caused by the fungus …

Hymenoscyphus fraxineus is an introduced ascomycete fungus which causes ash dieback
and has resulted in widespread mortality of ash throughout Europe. Although H. fraxineus …

The existence of the common ash (Fraxinus excelsior L.) is acutely threatened by ash
dieback, caused by the fungus Hymenoscyphus fraxineus. The disease may lead to reduced …

Fraxinus excelsior (common ash) is a hardwood tree, native to Ireland which has
demonstrated adaptability to growing in a wide range of sites. In 2013, there was a total of …