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The department also conducts research on the biology and control of exotic insects, including the invasive Asian long-horned beetle and emerald ash borer, looking at the chemistry of tree selection and mating behavior. [12]
Native range of emerald ash borer in eastern Asia and introduced range in European Russia as of 2013 Map of US counties infested with emerald ash borer as of July 2024. The native range of the emerald ash borer is temperate north-eastern Asia, which includes Russia, Mongolia, northern China, Japan, and Korea. [11] [10]
The department began as the Minnesota State Dairy Commission in 1885 to eliminate the sale of adulterated milk and block the sale of oleomargarine as a substitute for butter. It was staffed by a department head, a single assistant and one clerk who doubled as the food chemist. In 1885, the budget was $6,000 per year. [2]
Minneapolis and Hennepin County residents should soon have access to $18 million in federal funding to help low-income homeowners remove and replace trees infested with the emerald ash borer. The ...
He saw evidence that emerald ash borer larvae had been feeding on Oregon ash trees, with several trees showing a marked decline. Samples have been sent to the federal lab in the eastern U.S. for ...
Fraxinus americana, the white ash or American ash, is a fast-growing species of ash tree native to eastern and central North America. White ash trees are threatened by the invasive emerald ash borer .
A license from the Minnesota Department of Agriculture (MDA) is required for individuals and businesses. Applications must be submitted by April 30, 2024, and a license is valid for the 2024 ...
A common garden experiment showed that green ash is killed readily when exposed to emerald ash borer, while the Asian species F. mandschurica shows resistance against emerald ash borer. [ 15 ] The United States Forest Service has discovered small numbers of "lingering ash" trees in the wild that have remained healthy after emerald ash borer ...