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Relationships between milk β-carotene concentrations and the cytological quality of cow’s milk. The objective of the study was to describe the relationship between milk β-carotene concentration and the cytological quality of milk of high yielding cows. The experiment was carried out at the research dairy farm of the Warsaw University of Life Sciences (WULS). From a herd of 320 Polish Holstein Friesian...
Background. Natural antioxidants become increasingly important in fish processing and particularly in the preservation phase of fish raw materials. Some of them can protect lipids, containing essential unsaturated fatty acids. The aim of the present study was to determine antioxidant properties of aqueous extracts of rosemary and sage, compared with the activity of BHA (butylated hydroxyanisole) and...
Badano koncentrację β-karotenu w świeżych surowcach roślinnych, w wyprodukowanych z nich paszach konserwowanych oraz w różnych okresach ich przechowywania. Wykazano, że największe straty β-karotenu (70%-82%) wystąpiły w czasie produkcji brykietów z lucerny, siana łąkowego suszonego na pokosach oraz kiszonki z żyta. Suszenie zielonki przy użyciu kolektora słonecznego powodowało mniejsze zmiany w zawartości...
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