1. Qualitative requirements of young eels, Anguilla japonica, for watersoluble vitamins and their deficiency symptoms;Arai;Bull. Freshwater Fish. Res. Lab., Tokyo,1972
2. Vitamin responsive conditions in breeding pigs;Brooks,1985
3. Changes in fat metabolism with biotin deficiency in swine;Bühlmann,1973
4. Aktuelle Fragen der Forellen- und Karpfenfütterung;Dreyer;Kraftfutter,1974
5. Bio-availability of biotin in cereals;Frigg;Poultry Sci.,1976