in terms of genius and phenomenal probably only one russian scientist, nikolai ivanovich vavilov, canompare with vasily dakuchaev’s efficiency. during his short life, vavilov discovered the law of homological series, the most important law of biology, and accomplished it. 80 expeditions, learned 15 languages, visited 65 countries on all continents, he set himself a grandiose task, to rid humanity of hunger, each of us sees the meaning of life in doing more, pave a deeper path, and what we have done has accumulated , to hand over to the country to which we are devoted. outstanding russian geneticist, biologist, breeder, whose name is known to every scientist on the planet, nikolai vavilov was born in moscow into a merchant family on november 25 , 1887, while still a student at the moscow agricultural institute, today it is the temeryazev academy, nikolai vavilov became interested in plant immunity and growing the most resistant varieties . he was looking for sustainable ones. to various diseases, especially primarily for grain crops, his most important object, which he dealt with all h