Invasives

November 11, 2010--Invading weed threatens devastation to western rangelands (Science Daily)

A new field study confirms that an invasive weed called medusahead has growth advantages over most other grass species, suggesting it will continue to spread across much of the West, disrupt native ecosystems and make millions of acres of grazing land almost worthless.


June 21, 2010--Feds nix bugs for tamarisk control on Colorado River (Summit Voice)

Land managers looking for ways to control invasive tamarisk trees in the Colorado River Basin may have to search for a new tool. The U.S. Department of Agriculture has terminated the use of a non-native insect used to destroy tamarisk after concluding that the bug was destroying critical habitat used by the southwestern willow flycatcher, listed as endangered by the federal government.


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