EN
Verification of the method of determining the machines standard series on the basis of real needs for capatities of machines and devices for preparing fodders in cattle keeping was presented. Farms from four provinces i.e. Lublin, Biała Podlaska, Zamość and Chełm were involved in the investigations. Two kinds of production i.e. milk cattle and fatstock as wall as three machines groups for preparing fodders were considered. The method elaborated secures obtaining the standard series of machines of any assignment.