1. Feed-Food Ltd., 53 Dongola Road, KA7 3BN Ayr, UK
2. Trakia University, Studentski Grad, Stara Zagora 6000, Bulgaria
3. Szent Istvan University, Godollo 2103, Hungary
4. Sumy National Agrarian University, Kirova Street 160, Sumy 40021, Ukraine
5. Odessa National Academy of Food Technologies, Kanatna Street 112, Odessa 65000, Ukraine
6. All Russian Institute of Poultry Husbandry, Ptitzegradskaya Street 10, Sergiev Posad, Moscow region 141311, Russia