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Badaniami objęto stado podstawowe matek i tryków rasy wrzosówka polska i owca żelaźnieńska, utrzymywanych w Doświadczalnej Fermie Owiec i Kóz im. Prof. A. Skoczylasa w Żelaznej w latach 2009-2011. Zbadano 538 matek stada podstawowego i 29 tryków rozpłodowych wrzosówki polskiej oraz 293 matki stadne i 18 tryków rozpłodowych owcy żelaźnieńskiej. Wszystkie zwierzęta poddane były ocenie występowania mutacji...
The aim of the study was to compare reproductive traits and body weight growth in Polish Heath (Wrzosówka) breed sheep presently maintained in accordance with breeding standards from 1937. The study was carried out between 2003-2005 on 302 ewes and their lambs up to day 100 of life brought up in a flock under a conservation breeding program. Observations were conducted to define the potential of this...
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