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词条 Ulmus parvifolia 'State Fair'
释义

  1. Description

  2. Pests and diseases

  3. Cultivation

  4. Accessions

  5. References

{{DISPLAYTITLE:Ulmus parvifolia 'State Fair'}}{{Infobox Cultivar
| name = Ulmus parvifolia 'State Fair'
| species = Ulmus parvifolia
| cultivar = 'State Fair'
| origin = US
}}

The Chinese Elm cultivar Ulmus parvifolia 'State Fair' was cloned from a tree growing in the grounds of the Oklahoma State Fair, Oklahoma City.

Description

The tree is distinguished by its orbicular crown, dense foliage and attractive exfoliating bark.[1]  

Pests and diseases

The species and its cultivars are highly resistant, but not immune, to Dutch elm disease, and unaffected by the Elm Leaf Beetle Xanthogaleruca luteola.[2]

Cultivation

Listed originally by the Sunshine Nursery, Clinton, Oklahoma, in 1994, it is not known to be in cultivation in Europe or Australasia.

Accessions

None known.

References

1. ^{{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}}
2. ^{{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}}
{{Elm species, varieties, hybrids, hybrid cultivars and species cultivars |state=collapsed}}{{Ulmaceae-stub}}

3 : Chinese elm cultivar|Ulmus articles missing images|Ulmus

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