MEDALJ. 1839. GERMANY. Albrecht Daniel Thaer (1752-1828).

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MEDALJ. 1839. GERMANY. Albrecht Daniel Thaer (1752-1828).

Large bronze medal. Diameter, 50 mm. Engraved year 1839 by F. Brandt (signature "BRANDT F.").

Albrecht Daniel Thaer (14 May 1752 ? 26 October 1828) was a renowned German agronomist and an avid supporter of the humus theory for plant nutrition. Thaer was born in Celle and died in Wriezen. His most famous work is the book of four volumes "Grundsätze der rationellen Landwirthschaft - Principles of rational agriculture, 1809?1812".