This diploma thesis is focused to observed growth characteristics, phenological phases, fertility, yields, pomological traits, diseases, pests and needs for chemical protection of selected pears varieties. Practical part was focused to two plantations on different rootstocks in orchards company Úsovsko a.s. in north Moravia. The particular captures describe extent area of intensive pears orchards in integrated and organic growing systems in Czech Republic. There are mention Individual stages of phenological phases, description of orchards management during fruit develop and presence pathogens. All results are processed in the tables and graphs. From conclusions were drawn up a possible step and recommendation. Pears orchards are profitable fruit in Czech Republic and in the world. This diploma also confirms, that observed orchards belongs to economically perspective and costs-effective.