Electronic animal identification - National coding scheme (ISO 11784:1996, MOD)doi:AS 5018-2001[ Pending Revision ]定义用于电子识别动物的射频(RF)识别码结构的技术规范.
In several rounds of data cleaning and re-coding, we merged policy actors and issues to be sure that the data sets did not contain any duplicate actors or issues within a period, or contain policy issues that are very similar to each other across the different periods. Since there were ...
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