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    • Effect of the age at first calving on milk performance in Simental cows 

      Cioch, Barbara; Czerniawska-Piątkowska, Ewa; Rzewucka-Wójcik, Edyta (Wydawnictwo Uczelniane Zachodniopomorskiego Uniwersytetu Technologicznego w Szczecinie, 2015)
      The studies included 88 Simental cows which were kept on farm in the West Pomerania province. The effect of age at first calving depending on milk performance in subsequent 305-day lactations were determined. The highest ...