Walnut twig beetle’s origin, spread revealed in genetic studies

28 mayo 2015

Even though the walnut twig beetle is likely native to Arizona, California, and New Mexico, it has become an invasive pest to economically and ecologically important walnut trees throughout much of the Western and into the Eastern United States. Through genetic testing, researchers have characterized the beetle’s geographic distribution and range expansion.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/sdV7zVEGAzc/150528124411.htm

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