• Please make sure that you 'Scan for Unknown Fields' in the Species Information window of ARB when you open a custom-made ARB database for the first time.

• To merge your custom-made ARB database with your personal ARB database click on Merge two ARB Databases in the ARB Intro window. Detailed information can be found in the FAQs section.

Users from non-academic/commercial environments should have a look at the SILVA License Information

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