You can find more information on Corona (Protection measures, Infection, Vaccionatin, etc) on the website of SVLFG (Social Insurance for Agriculture, Forestry and Horticulture) under Information on Corona (agriwork-germany.de)
Project Fair Mobility by DGB offers individual advising on Corona and labor law in different languages. More Information on: Hotline Corona und Arbeitsrechte | Faire Mobilität (faire-mobilitaet.de)