The review gave an analysis of the monograph of S. A. Kozlov, which presented the reconstruction of biographies of prominent Russian scientists, having made a significant contribution to the development and implementation of new agricultural practices and sustainable farming practices, and also in promotion of scientific knowledge and creation of a system of agricultural education in the Russian Empire in XIX and early XX of centuries. Features of author’s approach, the importance of the research done by the historian are noted, debatable questions are designated.