Georg Ludwig Hartig

Georg Ludwig Hartig (September 2, 1764 – February 2, 1837) was a German forester. Along with Heinrich Cotta he helped establish scientific forestry in Prussia, serving as the chief forester from 1811 and giving lectures on forestry at the University of Berlin from 1838 where he served as a professor. He established the goals of sustainable forestry and wrote several influential textbook for foresters. Provided by Wikipedia