Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Jarosław Pytlewski"'
Autor:
Przemysław Dudko, Stanislaw Winiarczyk, Przemyslaw Majewski, Ireneusz Antkowiak, Jarosław Pytlewski, Maciej Kurpisz, Agata Pruciak
Publikováno v:
Animal Science and Genetics, Vol 19, Iss 4, Pp 29-50 (2023)
The purpose of this study was to analyse both negative results of bacteriological cultures and the coexistence of several pathogens at the same intramammary inflammatory focus within bovine udder parenchyma in order to compare the health status of co
Externí odkaz:
https://doaj.org/article/ef4b09be002b4743a6e1673c2bedad92
Autor:
Khaled Gadulrab, Pola Sidoruk, Martyna Kozłowska, Małgorzata Szumacher-Strabel, Dorota Lechniak, Paweł Kołodziejski, Jarosław Pytlewski, Nina Strzałkowska, Jarosław Olav Horbańczuk, Artur Jóźwik, Yulianri Rizki Yanza, Agung Irawan, Amlan Kumar Patra, Adam Cieślak
Publikováno v:
Agriculture, Vol 13, Iss 10, p 2032 (2023)
Industrial fruit by-products are now being utilized as animal feeds for several reasons. They may substitute the conventional cereal feeds, and also offer economic and environmental benefits. One of the most important industrial fruit by-products is
Externí odkaz:
https://doaj.org/article/e231fac4942244f4808daf71ba56d5db
Publikováno v:
Roczniki Naukowe Polskiego Towarzystwa Zootechnicznego, Vol 17, Iss 2, Pp 7-16 (2021)
The aim of this study was to determine the effect of age at first calving on the milking performance of primiparous Jersey cows (261 cows). Analyses were conducted on 2461 test day milking samples from 17.09.2007 to 26.07.2016. The primiparous cows w
Externí odkaz:
https://doaj.org/article/c6b488c855a84ba29505ed7e703f8504
Autor:
Grażyna Czyżak-Runowska, Jacek Antoni Wójtowski, Bogusława Łęska, Sylwia Bielińska-Nowak, Jarosław Pytlewski, Ireneusz Antkowiak, Daniel Stanisławski
Publikováno v:
Animals, Vol 12, Iss 22, p 3105 (2022)
The aim of the research was to evaluate lactose content and rheological, physical, chemical, and organoleptic parameters during the storage of fermented beverages made from sheep’s milk. The research was carried out on natural, probiotic, and Greek
Externí odkaz:
https://doaj.org/article/1653f8753c6348319736feebf1706dcf
Autor:
Jarosław Pytlewski, Ireneusz Antkowiak
Publikováno v:
Folia Pomeranae Universitatis Technologiae Stetinensis Agricultura, Alimentaria, Piscaria et Zootechnica. 364:8-14
The aim of this study was to compare breeding performance traits (in heifers) and milking performance (primiparous cows) of the Polish Holstein-Friesian Black-and-White breed (HO) with those of the Polish Holstein-Friesian Black-and-White × Norwegia
Publikováno v:
ANIMAL SCIENCE AND GENETICS. 18:23-40
The aim of this study was to determine the associations between the cleanliness of the udder and skin of the hind part of body and somatic cell counts in milk as well as milk yield and its composition in Polish Holstein-Friesian Black-and-White cows
Autor:
Jarosław Pytlewski, Ireneusz Antkowiak
Publikováno v:
Folia Pomeranae Universitatis Technologiae Stetinensis Agricultura, Alimentaria, Piscaria et Zootechnica. 363:22-30
The aim of the study was to investigate the effect of selected physiological factors (age, lactation stage and daily milk yield) on milking rate by Polish Holstein-Friesian Black-and-White cows. The duration of morning, evening and diurnal milking wa
Autor:
Jarosław Pytlewski, Ireneusz Antkowiak
Publikováno v:
Folia Pomeranae Universitatis Technologiae Stetinensis Agricultura, Alimentaria, Piscaria et Zootechnica. 362:5-14
The aim of this study was to characterise basic reproduction indexes and to investigate the effect of selected factors on values of analysed fertility parameters in cows (100 head) with record lifetime milk yields. The experiments were conducted on P
Autor:
Jarosław Pytlewski, Ireneusz Antkowiak
Publikováno v:
Acta Scientiarum Polonorum Zootechnica. 20:19-26
he aim of this study, conducted under identical environmental conditions and the stanchion barn housing system, was to compare milking performance traits and somatic cell count in milk of daughters sired by Holstein-Friesian Black-and-White bulls fro
Publikováno v:
Pakistan Journal of Zoology. 54