The aim of the course is to familiarize students with the methods of improvement of the of representative large-scale crop plants such as wheat, barley, corn, sugar beet, potato, cotton in order to be able to participate after graduation after graduation, they will be able to actively participate in respective variety creation programmes. First, general information is presented The origin and botanical characteristics of the varieties, a description of the varieties to be selected is given traits are described and appropriate improvement methods are described