按照最小存活种群的标准，该园有73种稀有濒危植物迁地保护有效。
According to standard of minimum viable population, the ex-situ conservation of 73 rare and endangered plants are effective.
在分析稀有植物濒危原因和本省保护区建设情况的基础上，提出了保护稀有濒危植物资源的建议。
Some proposals for protecting the resources of these plants are presented on the base of analysing the endangered causes and constructional conditions of natural protection area in this province.
表明人类干扰是长江流域植物受威胁的主要原因，保护森林成为保护长江流域稀有濒危植物的主要途径。
These showed that human activities were the main factor threatening the survival of plants, and preserving forests were the effective approach to save the rare and endangered plants in the valley.
以森林为生境的稀有濒危植物占66．93％ ； 因生境丧失而受威胁的植物达71 ．65 ％ 。
Of all the plants, 66.93% existed in forests and 71.65% were threatened with damage of habitats.
这一提案将损害到印度的稀有植物出口，但却可能有助于保护其极度濒危的老虎。
That would hurt India's exports of rare plants. But it might help its horribly endangered tigers.
在淹没的土地上有一些世界上最为稀有的森林形态，这些森林中生长着很多极度濒危的植物。
Flooded lands would include some of the world's rarest forest types, including the critically endangered plants.
这里的环境特别适于不同种类的植物、有袋动物以及鸟类生存，同时也给那些稀有濒危动植物提供了的生存条件。
This biotope offers a particularly extensive and varied array of plants, as well as marsupials and singing birds, along with other rare and endangered animals and plant species.
这里的环境特别适于不同种类的植物、有袋动物以及鸟类生存，同时也给那些稀有濒危动植物提供了的生存条件。
This biotope offers a particularly extensive and varied array of plants, as well as marsupials and singing birds, along with other rare and endangered animals and plant species.
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