St. Petersburg Prevaya female type. 1910. 456 p. Hardcover. Enlarged format. Artur Arturovich Yachevsky (1863-1932) - Russian biologist, corresponding member of the Academy of Sciences of the USSR (1923), professor, founder of domestic mycology and phytopathology, one of the founders of plant protection in the USSR. He came from an old noble family of Kiev province, was born in 1863 in Gzhatsky district of Smolensk province. Yachevsky wrote more than 500 different articles and works on mycology and phytopathology in Russian, French, German and English. A number of monographs and determinants of fungi for a long time were the only manuals in Russian, according to which several generations of domestic mycologists and phytopathologists studied. He also published major works on diseases of cereals, grapes, cotton, tobacco, clover and many other plants. A number of works are devoted to general theoretical issues ("On the issue of speciation in fungi", "On the phylogeny of fungi", etc. Many of his works have not lost their scientific significance to this day.