| 词条 | Ulmus parvifolia 'Prairie Shade' |
| 释义 |
| name = Ulmus parvifolia 'Prairie Shade' | species = Ulmus parvifolia | cultivar = 'Prairie Shade' | origin = US }} The Chinese Elm cultivar Ulmus parvifolia 'Prairie Shade' is an American clone selected in 1973 in Oklahoma.[1] DescriptionThe tree is distinguished by its strong, upright growth when young.[2] Pests and diseasesThe species and its cultivars are highly resistant, but not immune, to Dutch elm disease, and unaffected by the Elm Leaf Beetle Xanthogaleruca luteola.[3] Cultivation'Prairie Shade' is not known to be in cultivation beyond North America. AccessionsNone known. References1. ^Whitcomb, C. E. & Hickman, G. G. (1986), HortScience, 21: 162–163, 1986. {{Elm species, varieties, hybrids, hybrid cultivars and species cultivars |state=collapsed}}{{Ulmaceae-stub}}2. ^{{cite journal |last1=Santamour |first1=Frank S. |last2=Bentz |first2= Susan E. |date=May 1995 |title=Updated Checklist of Elm (Ulmus) Cultivars for use in North America|url=http://joa.isa-arbor.com/request.asp?JournalID=1&ArticleID=2673&Type=2|journal=Journal of Arboriculture |volume=21 |number=3|pages=122–131 |access-date=20 June 2016}} 3. ^{{Cite web|url=http://www.sunshinenursery.com/survey.htm|access-date=17 July 2017|archiveurl=https://web.archive.org/web/20110719132152/http://www.sunshinenursery.com/survey.htm|title=Elm Leaf Beetle Survey|archive-date=2011-07-19}} 3 : Chinese elm cultivar|Ulmus articles missing images|Ulmus |
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