References
- Dean , W.F. 1972 . Phosphorus requirement of ducklings at different calcium levels . Poultry Science , 51 : 1789 – 1800 .
- Dean , W.F. , Scott , M.L. , Young , R.J. and Ash , W.J. 1967 . Calcium requirement of ducklings . Poultry Science , 46 : 1496 – 1499 .
- Leclercq , B. and de Carville , H. 1979 . Le besoin en phosphore du caneton de Barbaric . Annales de Zootechnie , 28 : 101 – 107 .
- Leclercq , B. and de Carville , H. 1986 . “ Dietary energy, protein and phosphorus requirements of muscovy ducks ” . In Duck Production, Science and World Practice , Edited by: Farrell , D. J. and Stapleton , P. 58 – 69 . NSW : University of New England . 1986
- Lin , I.M. and Shen , T.F. 1979 . Studies on duck nutrition. II. Calcium and phosphorus requirements of mule ducklings . Poultry Science , 58 : 124 – 130 .
- INRA . 1984 . L'alimentation des animaux monogastriques: pore, lapins, volailles , 1st edn , Paris : INRA .