遇见数据集

(Table 4) Distribution of calcareous nannofossils at Point Pleasant Well, New...

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Abundance is characterized by VA= very abundant; C= common; F= few; R= rare; B= barren, EB= essentially barren. For preservation. P= poor; M= moderate; G= good, E= etched; O=...

本数据集的丰度分级规则如下:VA(Very Abundant,极丰富)、C(Common,常见)、F(Few,稀少)、R(Rare,罕见)、B(Barren,无生物)、EB(Essentially Barren,近乎无生物)。保存状态分级规则如下:P(Poor,差)、M(Moderate,中等)、G(Good,良好)、E(Etched,溶蚀)、O=……

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