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Krowy w pierwszej laktacji charakteryzują się najczęściej niższymi parametrami doju w stosunku do krów wieloródek. Celem przeprowadzonych badań było określenie zmian w parametrach doju krów pierwiastek i wieloródek w ćwiartkowym systemie doju. Są to badania wstępne, które w dalszym etapie mają wskazać czy pierwiastki, którym dano szansę na pełne rozdojenie w automatycznym systemie doju (AMS) w pierwszej...
The aim of this study was to determine the composition of nitrogen fractions in alfalfa and red clover, which differ in proteolytic activity, and to evaluate the effect of wilting on changes in nitrogen fractions in alfalfa and red clover herbage. Total nitrogen was divided into protein and non-protein nitrogen, and the amino acid profile of protein was analyzed. Buffer-soluble nitrogen (BSN), including...
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