Amerikanische Ulme (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Amerikanische Ulme" in German language version.

refsWebsite
Global rank German rank
713th place
149th place
607th place
178th place
438th place
620th place
2,133rd place
3,467th place
580th place
1,106th place
732nd place
177th place
332nd place
705th place
2,431st place
6,353rd place
2nd place
3rd place
387th place
297th place
low place
low place
low place
4,454th place

ars-grin.gov

npgsweb.ars-grin.gov

  • Ulmus americana im Germplasm Resources Information Network (GRIN), USDA, ARS, National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Abgerufen am 9. November 2016.

berkeley.edu

ucjeps.berkeley.edu

biodiversitylibrary.org

cornell.edu

bhort.bh.cornell.edu

doi.org

  • A. T. Whittemore, R. T. Olsen: Ulmus americana (Ulmaceae) is a Polyploid Complex. In: American Journal of Botany, Volume 98, Issue 4, 2011, S. 754–760. doi:10.3732/ajb.1000372

efloras.org

fs.fed.us

monumentaltrees.com

mortonarb.org

tropicos.org

usda.gov

srs.fs.usda.gov

  • Calvin F. Bey, 1990: Ulmus americana L. - American Elm. In: Russell M. Burns, Barbara H. Honkala: Hardwoods. Silvics of North America. Washington, D.C.: United States Forest Service (USFS), United States Department of Agriculture (USDA) Forest Service Southern Research Station (www.srs.fs.usda.gov).

vt.edu

dendro.cnre.vt.edu