How did Dutch elm disease get here?
The first North American Dutch elm disease epidemic began when Ophiostoma ulmi was introduced in the 1920s by furniture makers who used imported European elm logs to make veneer for cabinets and tables.
Where did Dutch elm disease start?
Dutch elm disease (DED) first appeared in the north-west of Europe about 1910. Between 1914 and 1919, several Dutch scientists carried out influential research on the cause of the disease. Then in the late 1920s Dr Tom Peace of the British Forestry Commission began to monitor its rapid spread to the United Kingdom.
How did Dutch elm disease enter the United States?
The first North American Dutch elm disease epidemic began when Ophiostoma ulmi was introduced in the 1920s by furniture makers who used imported European elm logs to make veneer for cabinets and tables.
Where in the US is Dutch elm disease a pest?
Damage. Dutch elm disease has killed several thousand elms in California, mostly in the San Francisco Bay Area and around Sacramento. Millions of elms have been killed in midwestern and eastern states since 1930.
Where is Dutch elm disease most common?
Quick facts
- Dutch elm disease (DED) causes wilt and death in all species of elm native to Minnesota.
- The disease is caused by the invasive fungal pathogen, Ophiostoma novo-ulmi, and occurs throughout Minnesota.
- Elm bark beetles spread the DED fungus when feeding.
Is Dutch elm disease fungus native to North America?
Dutch elm disease is a lethal fungal disease of native North American elms. The fungi that cause Dutch elm disease entered the United States early in the 1900's on elm logs from Europe.Aug 6, 2012
Is Dutch elm disease still a problem Minnesota?
Distribution. Dutch elm disease was first found in Minnesota during 1961 in St. Paul and can now be found throughout Minnesota.
Is Dutch elm disease still prevalent?
The disease is still a threat today, but fortunately, several resistant American elm and hybrid elm selections are available or being developed. Two insect vectors are responsible for transmitting DED: the native elm bark beetle (Hylurgopinus rufipes) and the European elm bark beetle (Scolytus multistriatus).
How did Dutch elm disease get to UK?
Dutch elm disease was accidentally imported into the UK from Canada in the late 1960s. It spread quickly, reaching Scotland in just 10 years. The movement of elm products caused the spread of the disease, particularly on logs with bark attached but also through saplings, crates and mulching bark.
When did Dutch elm disease come to UK?
The disease first spread to Britain in the 1920s, when it killed 10-40% of elm trees. Although the initial epidemic died down, a more aggressive species of Dutch elm disease fungus was accidentally introduced into Britain in the 1960s.
How did Dutch elm disease get to Europe?
ulmi (also known as Ceratocystis ulmi), was probably introduced into Europe from Asia during World War I. The disease was first identified in the United States in 1930.