Ulmus americana 'Valley Forge'
http://dbpedia.org/resource/Ulmus_americana_'Valley_Forge' an entity of type: Thing
The American Elm cultivar Ulmus americana 'Valley Forge' was raised by the Agricultural Research Service in Maryland. The tree was released to wholesale nurseries without patent restrictions by the U. S. National Arboretum in 1995 after proving to have a high resistance to Dutch elm disease. 'Valley Forge' proved only moderately successful in the US National Elm Trial, averaging a survival rate of 66.7% overall, owing largely to environmental factors rather than susceptibility to disease.
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Ulmus americana 'Valley Forge'
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Ulmus americana 'Valley Forge'
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Ulmus americana 'Valley Forge'
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7969208
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1029671681
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InternetArchiveBot
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'Valley Forge'
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July 2018
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no
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'Valley Forge', Delaware, Ohio.
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Agricultural Research Service, Maryland, US
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Ulmus americana
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The American Elm cultivar Ulmus americana 'Valley Forge' was raised by the Agricultural Research Service in Maryland. The tree was released to wholesale nurseries without patent restrictions by the U. S. National Arboretum in 1995 after proving to have a high resistance to Dutch elm disease. 'Valley Forge' proved only moderately successful in the US National Elm Trial, averaging a survival rate of 66.7% overall, owing largely to environmental factors rather than susceptibility to disease.
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8419