Thoracic
发表于 2025-3-21 18:03:45
书目名称Saving Biological Diversity影响因子(影响力)<br> http://figure.impactfactor.cn/if/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity影响因子(影响力)学科排名<br> http://figure.impactfactor.cn/ifr/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity网络公开度<br> http://figure.impactfactor.cn/at/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity网络公开度学科排名<br> http://figure.impactfactor.cn/atr/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity被引频次<br> http://figure.impactfactor.cn/tc/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity被引频次学科排名<br> http://figure.impactfactor.cn/tcr/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity年度引用<br> http://figure.impactfactor.cn/ii/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity年度引用学科排名<br> http://figure.impactfactor.cn/iir/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity读者反馈<br> http://figure.impactfactor.cn/5y/?ISSN=BK0860996<br><br> <br><br>书目名称Saving Biological Diversity读者反馈学科排名<br> http://figure.impactfactor.cn/5yr/?ISSN=BK0860996<br><br> <br><br>
管理员
发表于 2025-3-21 21:01:01
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Cytology
发表于 2025-3-22 03:27:19
Toward a Policy-Relevant Definition of Biodiversityd that there are arguments that apparently show that the term is not rigorously definable in a way that makes biodiversity an additive quantity; the consequences of this undefinability for policy will be discussed. Second, it will be argued that it is more important to develop a policy-relevant defi
hematuria
发表于 2025-3-22 05:01:40
Navigating for Noah: Setting New Directions for Endangered Species Protection in the 21st Century restore species to their natural abundance. Although the goals of the ESA include conserving the ecosystems upon which endangered species depend, none of the statute’s implementation provisions directly address ecosystem protection. Rather, they are focused on the individual species themselves. Sav
LIMN
发表于 2025-3-22 09:43:14
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并入
发表于 2025-3-22 15:53:11
The Center for Plant Conservation: Twenty Years of Recovering America’s Vanishing Florathe Endangered Species Act (ESA). U.S. plants are seriously underserved in biological diversity conservation efforts, in spite of their fundamental ecological role and significant economic value. Plants comprise about half of the species listed under the ESA, but receive only about 5% of all federal
Nutrient
发表于 2025-3-22 19:22:38
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Adrenal-Glands
发表于 2025-3-22 22:14:55
Restoring Atlantic Salmon (Salmo salar) to New Englandmid-1900s. Government sponsored restoration programs began in the 1960s and continue to the present day, with the challenges and methods evolving considerably during the past 40 years. Although improving fish passage and hatchery production remain important, greater emphasis is now placed on populat
抱狗不敢前
发表于 2025-3-23 04:40:15
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Corroborate
发表于 2025-3-23 09:14:57
Valuing Benefits from Ecosystem Improvements using Stated Preference Methods: An Example from Reduci a particular activity is greater than its cost. However, the desire to protect and improve ecological resources is not entirely revealed by people’s actions, but also reflects an intrinsic value that people place on the resource. This problem has given rise to the development of stated preference s