1. Group Animal Nutrition; Institute of Agricultural and Nutritional Sciences; Martin Luther University Halle-Wittenberg; Halle/Saale Germany
2. Institute of Physiological Chemistry; Faculty of Veterinary Medicine; University of Leipzig; Leipzig Germany
3. Albrecht-Daniel-Thaer Institute of Agricultural and Veterinary Science e.V.; University of Leipzig; Leipzig Germany
4. Federal Research Center for Cultivated Plants, Crop and Soil Science; Julius Kuehn Institute; Braunschweig Germany
5. Biometrics and Informatics in Agriculture Group; Institute of Agricultural and Nutritional Sciences; Martin Luther University Halle-Wittenberg; Halle/Saale Germany