[1] Univ Agr Sci & Vet Med, Fac Food Sci & Technol, Dept Food Sci, Calea Manastur 3-5, Cluj Napoca 400372, Romania
[2] Univ Agr Sci & Vet Med, Fac Anim Breeding & Biotechnol, Calea Manastur 3-5, Cluj Napoca 400372, Cluj, Romania
[3] Univ Pretoria, Dept Zool & Entomol, Social Insects Res Grp, Private Bag X20, ZA-0028 Pretoria, South Africa