The Concise Columbia Electronic Encyclopedia, Third Edition Copyright © 1994, Columbia University Press, says:
As president (1938-56, 1961-62) of the Lenin Academy of Agricultural Science, he was the scientific and administrative head of Soviet agriculture; he also directed (1940-65) the Institute of Genetics of the Soviet Academy of Sciences.
He rejected Mendelian genetics in favor of the doctrine of ACQUIRED CHARACTERISTICS. His ideas were presented and accepted as Marxist orthodoxy until after the death of Joseph STALIN, when they were severely criticized.
And you think "it can't happen here"? If so, be sure to hold a grown-up's hand when crossing busy streets.