Editorial

Editor-in-Chief

prof. dr hab. Dorota Kowalska, National Research Institute of Animal Production, Poland
e-mail: dorota.kowalska@iz.edu.pl
tel. +48 666 081 256

Editorial Secretary

mgr Magdalena Bielska
e-mail: magdalena.bielska@iz.edu.pl
tel. +48 666 081 413

Address of Editorial Office

Instytut Zootechniki PIB
2 Sarego Street, 31-047 Kraków, Poland
e-mail: roczniki@iz.edu.pl
tel. +48 666 081 413

Subject Editors

• prof. dr hab. Robert Eckert (Farm Animal Genetics and Breeding), National Research Institute of Animal Production, Poland
• prof. dr hab. Monika Bugno-Poniewierska (Animal Biology, Physiology and Reproduction), University of Agriculture in Krakow, Poland
• prof. dr hab. Barbara Gajda (Animal Biology, Physiology and Reproduction), National Research Institute of Animal Production, Poland
• prof. dr hab. Ewa Hanczakowska (Animal Nutrition and Feed Science), National Research Institute of Animal Production, Poland
• prof. dr hab. Karol Węglarzy (Environment, Zoohygiene and Technology of Animal Production), National Research Institute of Animal Production, Poland
• prof. dr hab. Janusz Żmija (Economy and Organization of Animal Production), University of Agriculture in Krakow, Poland

Language Editors

• Magdalena Bielska, MA
• Katarzyna Skupniewicz, MA
• Jerzy Pilawski, MA
• Maria Frączek, MA
• Barbara Matoga, MA
• Mariola Kaczanowska, MA

Statistics Editor

• dr inż. Zuzanna Siudak