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The paper presents results of studies on operational and economic evaluation of three technologies used to prepare and feed total mixed ration (TMR) for cattle. The experiments were conducted on three farms in the Wielkopolska region, in which feed rations of 2662 up to 3595 kg were prepared. Mean operating output capacities for loading operations of feed mixer wagons ranged from approx. 10.5 t·h-1...
The aim of this study was to compare the efficiency of sowing clean and mixtures of spring wheat and triticale, on light soil without the use of chemical production means. The field experiment was conducted in 2009-2011, in a randomized block system with four replications. Varieties of wheat: Bombona and Zadra and Dublet triticale grown in pure sowing and in their mutual mixtures: Bombona+Zadra, Bombona+Dublet...
Głównym celem artykułu jest przedstawienie metodyki badań służących do wyznaczania granicy zmęczenia. Ponadto celem jest również, porównanie metody schodkowej, którą przyjęto jako procedurę dokładną, z metodami przyspieszonego określania nieograniczonej trwałości zmęczeniowej. Otrzymane wyniki wskazują, iż stosowanie metody Locati prowadzi do małych błędów (uzyskano błąd na poziomie 0,7%). Natomiast...
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