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The changes in the cattle farming system in Poland observed in the last two decades and related to its evolution into massive scale, specialized farming may have an influence on the occurrence of parasitoses. The study was aimed at showing differences in the prevalence of internal parasites in cattle depending on the herd size, management system and production type. In the period of October to December...
A survey covering 50 or more cows, in the herds under the milk quality control, led by PFHBiPM in the Wielkopolska province has been conducted. Maintenance system, milking parlour type and the method of manure removal from the building were included. Cows were kept in 144 herds in tie-stall byre; 103 herds were kept in free-stall system with open/common space and 222 herds in free-stall byre. Almost...
The aim of the study was to analyze the influence of cows’ maintenance system, herd size and milk production scale on raw milk chemical composition and quality. The study included 30 milk producers who delivered the raw material to the district cooperative dairy plant located in Central Poland. The purchased milk was characterized by good quality parameters qualifying it to the extra class and had...
Celem pracy była ocena kształtowania się wybranych wskaźników biochemicznych krwi krów o różnej wydajności i utrzymywanych w odmiennych warunkach środowiskowych. Do badań wybrano 60 klinicznie zdrowych zwierząt, po 20 z każdej fermy, krów o zróżnicowanej wydajności mleka (ferma A, B, gospodarstwa indywidualne). Krowy wytypowane do badań były pomiędzy 40. a 60. dniem laktacji. W surowicy krwi oznaczono...
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