Challenges remain in reintroducing American chestnut

Researchers have developed a breed of American chestnut that is resistant to the fungal blight that decimated its population in the early 1900s.

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<p><a href="http://www.physorg.com/news107010995.html">Challenges remain in reintroducing American chestnut</a></p> <p>Researchers have developed a breed of American chestnut that is resistant to the fungal blight that decimated its population in the early 1900s.</p>