نتایج جستجو برای: rare species

تعداد نتایج: 777083  

Journal: :Insect Conservation and Diversity 2008

Journal: :Japanese Journal of Ornithology 1938

Journal: :Journal of Agricultural, Biological, and Environmental Statistics 2007

2010
Thaddeus K. Miller Craig R. Allen Wayne G. Landis James W. Merchant

Although the consequences of the homogenization of Earth’s flora and fauna are not well understood, experts agree that biological invasions pose hazards to rare species. As a result, there is a need for a systematic approach to assess risks from invasive species. The Relative Risk Model can be adapted to assess combinations of rare species, invasive species, and regions. It also can be applied ...

Journal: Journal of Herbal Drugs 2011
Asghar Shahrokhi, Hamzeh Ali Shirmardi, Hossain Mohammadi Najaf-abadi Mahmood Talebi

Background & Aim: The present study was to identify the medicinal plant species and introduced as one of the key priority areas for conservation and determination of endangered species were done. Experimental: The method of plant collection in this region was classical method of regional plant taxonomic studies. Collected plants were recognized and determined families, genera and species of th...

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