Genetic parameters of carcass traits in ducks from a crossbred population
Sebastian Mucha, Ewa Gornowicz, Mirosław Lisowski, Bartosz Grajewski, Jolanta Radziszewska, Tomasz Szwaczkowski
Freezability of Semen Collected from Ganders of 12 Breeds Covered by the Polish Genetic Resources Conservation Program
Ewa Łukaszewicz, Artur Kowalczyk, Anna Jerysz, Mirosław Lisowski