Facts: - residence: turkey - death date: 25 august 1965 - field: agronomy - birth date: 1880 - name: zihni derin - nationality: turkish - death place: ankara , turkey - birth place: mugla , ottoman empire Based on these bullet points, write a short biography describing the life of zihni derin .
zihni derin was a turkish agronomist and agriculturalist noted primarily for his pioneering role in tea production in turkey 's eastern black sea region .