1. Department of Industrial Commodity, Basics of Techniques and Energy Management, Faculty of Food Sciences; University of Warmia and Mazury in Olsztyn; Olsztyn Poland
2. Department of Cattle Breeding and Milk Evaluation, Faculty of Animal Bioengineering; University of Warmia and Mazury in Olsztyn; Olsztyn Poland
3. Department of Meat Technology and Chemistry, Faculty of Food Sciences; University of Warmia and Mazury in Olsztyn; Olsztyn Poland