THE CONTRIBUTION OF ACADEMICIAN N.S. KURNAKOV IN THE CREATION OF THE RUSSIAN POTASH FERTILIZERS INDUSTRY (DEDICAED TO THE 90TH ANNIVERSARY OF THE OPENING OF THE VERKHNEKAMSK POTASSIUM AND MAGNESIUM SALT DEPOSIT)

In the essay briefly considered part of Academician NS Kurnakova, professor of general chemistry at the Polytechnic Institute in 1902–1930, in the substantiation of geological surveys and follow-up study Verkhnekamsk potassium and magnesium salts, which was opened in 1925