The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Żywienie krów odgrywa kluczową rolę w kształtowaniu produkcyjności i jakości mleka. Celem badań było ustalenie wpływu różnych modeli żywienia krów utrzymywanych w certyfikowanych gospodarstwach ekologicznych województwa mazowieckiego na zawartość bioaktywnych składników mleka (BSM). Przeanalizowano żywienie oraz produkcyjność krów w dwóch sezonach żywienia: letnim i zimowym w 2010 roku w dwóch gospodarstwach...
Effect of rams of meat sheep breeds used in crossing schemes with Polish Merino ewes on slaughter value and meat quality of lambs. The research was carried out in 2008 on the sheep flock in Zydowo (APA). The experimental material consisted of 49 ram-lambs of three genotype groups: the Polish Merino (MP) and its F1 crosses with rams of Charolaise and Berrichon du Cher. The lambs were maintained in...
Effect of sex on slaughter value of lambs of Berrichon du Cher bred in Poland. The research was carried out on male and female lambs of Berrichon du Cher sheep breed. The animals were fed due to the norms. When the lambs achieved the slaughter weight of 35 kg (±1.5 kg), the body measurements at live animals were collected and then the slaughter characteristics on slaughtered lambs were investigated:...
Effect of crossbreeding of Polish Merino ewes with rams of German Mutton Merino on growth rate and slaughter value of their offspring. The research was carried out in 2005-2007 on the 5 sheep flocks owned by the companies of The Agricultural Property Agency (APA) in Zachodniopomorskie and Wielkopolskie voivodeships. The experimental material (n = 1184) consisted of the female and male lambs of pure...
Fat fraction components' content in milk of Polish Red cows. The observations were carried out on 12 Polish Red breed (pc) cows on farm in Szczyrzyc. In this experiment the components of milk fat fraction including fatty acid profile and the content of vitamins were characterized. The level of these components depends on feeding season. During the period of feeding the cows on pastures, their milk...
Quality assessment of sheep and goat carcasses designed for national market. The research was carried out on male lambs of Zelaznienska (n = 10) and Polish Heath Sheep (n = 10) breeds as well as on the male kids of the Boer goat (n = 9), which were fattened till the slaughter weight of 35 kg. Growth development, slaughter value, carcass quality and tissue composition of leg as well as physical and...
Artykuł jest wstępem do opracowaniu systemu oceny cyklu istnienia materiałów wybuchowych we wszystkich fazach istnienia wyrobu uwzględniając analizę energetyczno-ekologiczną oraz ich funkcjonalność. Fazy istnienia wyrobu obejmują takie procesy jak: projektowanie, wytwarzanie, użytkowanie oraz poużytkowe przetwarzanie. Analiza energetyczno-ekologiczna to kompleksowa ocena oddziaływania na środowisko...
Relationship between content of phospholipids in milk and stability of milk fat globule membrane and the effect of some factors on the frequency of their 's destabilization. The work involved examination of conditions affecting milk fat globule membrane (MFGM) destabilization. The investigations were conducted on 30 Polish Friesian cows. Milk composition including content of total milk fat and protein,...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.