喧闹
发表于 2025-3-23 13:08:28
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细胞
发表于 2025-3-23 15:32:34
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Cerebrovascular
发表于 2025-3-23 18:58:48
Contingent Valuation of Yangtze Finless Porpoises in Poyang Lake, China978-94-007-2765-6
Feature
发表于 2025-3-24 00:10:53
https://doi.org/10.1007/978-3-319-13912-8aps in the research on contingent valuation. Firstly, this study aims at finding a way that enables people to value an unfamiliar species, which mainly consists of non-use values. Secondly, it is to test empirically the role of the distance decay on WTP. Thirdly, the mean WTP for the porpoise conser
缺陷
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小隔间
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exclusice
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OMIT
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迷住
发表于 2025-3-24 21:13:49
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OGLE
发表于 2025-3-25 02:46:24
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