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Elm cultivar
'Maine' is a selection of the American Elm Ulmus americana made by the USNA for use in disease-resistance trials. It has not been formally registered as a cultivar.
Description
Not available.
Pests and diseases
'Maine' proved particularly susceptible to Dutch elm disease exhibiting 30% crown dieback in one year after inoculation with the disease's causal fungus.[1]
Cultivation
The tree it is not known to have been cultivated beyond the United States.
Accessions
North America
None known.
References
- ^ Townsend, A. M., Bentz, S. E., and Douglass L. W. (2005). Evaluation of 19 American Elm Clones for Tolerance to Dutch Elm Disease. Journal of Environmental Horticulture, March 2005, Horticultural Research Institute, Washington, D.C.
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