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Pyrus calleryana (乔木) |
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11 参考文献 找到 Pyrus calleryana:
摘要: This article is a comprehensive look into the growing invasiveness of Pyrus calleryana including history, biology, distribution, control, and implications of invasion of the species, (in the United States). Available from: http://www.redorbit.com/news/science/1211665/the_beginning_of_a_new_invasive_plant/index.html [Accessed on 18 February 2008]
2. Culley, Theresa M. and Nicole A. Hardiman., 2009. The role of intraspecific hybridization in the evolution of invasiveness: a case study of the ornamental pear tree Pyrus calleryana. Biol Invasions (2009) 11:1107–1119
摘要: This source provides summaries of background, distribution, ecological threats, description, biology, prevention, and control of many invasive species in the Mid-Atlantic United States. Available from: http://www.nps.gov/plants/alien/pubs/midatlantic/pyca.htm [Accessed on 18 February 2008]
摘要: Available from: http://plants.usda.gov/java/nameSearch?keywordquery=Pyrus+calleryana&mode=sciname&submit.x=12&submit.y=8 [Accessed on 18 February 2008]
摘要: This article is one of the most recent publications on the increasing invasiveness of Pyrus calleryana, including background, identification, biological, and management information for the species. Available from: http://findarticles.com/p/articles/mi_qa4060/is_200503/ai_n13634749 [Accessed on 19 February 2008]
6. Barker, J. and Randall, R. and Grice, T. May, 2006. Weeds of the future? Threats to Australia's grazing industries by garden plants. Co-operative Research Centre for Australian Weed Management. Meat & Livestock Australia Limited, Locked Bag 991, North Sydney NSW 2059.
摘要: This report identifies hundreds of garden species that may present a threat to Australia's grazing industries if they were to naturalise.
摘要: This site gives a concise summary of identification factors and commonly found cultivars for Pyrus calleryana. Available from: http://www.hort.uconn.edu/plants/p/pyrcal/pyrcal1.html [Accessed 18 February 2008]
摘要: An online database that provides taxonomic information, common names, synonyms and geographical jurisdiction of a species. In addition links are provided to retrieve biological records and collection information from the Global Biodiversity Information Facility (GBIF) Data Portal and bioscience articles from BioOne journals.
Available from: http://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=504706 [Accessed on 18 February 2008]
摘要: This page is a fact sheet fromt the Virginia Tech Dendrology site. These fact sheets are excellent sources of plant identification facts. Available from: http://www.cnr.vt.edu/dendro/dendrology/syllabus/factsheet.cfm?ID=132 [Accessed on 18 February 2008]
摘要: This site give a brief summary of plant facts for Pyrus callerayana. Available from: http://www.hcs.ohio-state.edu/plantlist/description/py_ryana.html [Accessed on 18 February 2008]
摘要: This taxonomy website, provided by the USDA, is a great source for common names and some distribution information of plants. Available from: http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?30463 [Accessed on 18 February 2008]
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