The article is a brief overview of the scientifi c heritage of professor V. S. Tyrnov (1941–2015). He was a one of the leading scientists in the fi eld of biology and genetics of plant reproduction. His research has made a signifi cant contribution to the understanding of reasons for and mechanisms of haploidy. V. S. Tyrnov was an author of original haploid production technologies in vivo and in vitro. He created a unique corn lines with heritable and non-heritable (induced) forms of parthenogenesis.
