Like a human being who, with a compromised immune system, is vulnerable to secondary diseases, jack pine trees ravaged by budworms may be more susceptible to an invasion of mountain pine beetles.
Ecology
Aug 11, 2009
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Widespread die-off of piñon pine across the southwestern United States during future droughts will occur at least five times faster if climate warms by 4 degrees Celsius, even if future droughts are no worse than droughts ...
Environment
Apr 13, 2009
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Pine bark and peatmoss are the two most common substrates used for horticultural crop production in the southeastern United States, but both media can present challenges to growers. Reduced forestry production and increased ...
Ecology
Mar 26, 2009
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Scientists trying to understand why oaks are starting to disappear from North American forests may need to look just below the surface to find some answers.
Plants & Animals
Mar 3, 2009
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Mountain pine beetles devastating lodgepole pine stands across the West might best be kept in check with aerial application of flakes containing a natural substance used in herbal teas that the insects release to avoid overcrowding ...
Environment
Feb 2, 2009
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