摘要
重庆市有各类珍稀濒危植物93种,其中国家一、二级保护植物50种,受气候和人为等多种因素的影响,很多物种已经面临灭绝的危险.本文主要对造成它们濒危的各种原因作了初步分析,并据此提出了相应的保护对策.
According to incomplete statistics, there are about 93 rare and endangered species in Chongqing, in which, there are 50 protective species. Many reasons, such as the climate and manmades and so on, will affect the annibilation of species. So this article have advanced corresponding protective strategies according to all the reasons.
出处
《西北植物学报》
CAS
CSCD
2003年第5期705-714,共10页
Acta Botanica Boreali-Occidentalia Sinica
关键词
重庆市
珍稀濒危植物
适生环境
濒危原因
rare and endangered species
the bioenvironment
endangerment
protective strategies