References
- Bartov , I. and Bornstein , S. 1969 . Depletion and repletion of body xanthophyll reserves as related to broiler pigmentation . Poultry Science , 48 : 495 – 504 .
- Cochran , W. G. 1953 . Sampling Techniques , 114 – 118 . New York : John Wiley & Sons . Inc.
- Day , E. J. and Williams , W. P. 1958 . A study of certain factors that influence pigmentation in broilers . Poultry Science , 37 : 1373 – 1381 .
- Ewing , W. R. 1963 . Poultry Nutrition , 5th ed , 1280 – 1281 . Pasadena , California : The Ray Ewing Company .
- Grau , C. R. and Klein , N. W. 1957 . Sewage‐grown algae as a feedstuff for chicks . Poultry Science , 36 : 1046 – 1051 .
- Hintz , H. F. , Heiman , H. , Weir , W. C , Torell , D. T. and Meyer , J. H. 1966 . Nutritive value of algae grown on sewage . Journal of Animal Science , 25 : 675 – 681 .
- Lipstein , B. , Bornstein , S. and Budowski , P. 1967 . By‐products of the refining of soybean oil as pigment sources for poultry. 1. Pigmentation studies with broilers . Poultry Science , 46 : 626 – 638 .
- Lipstein , B. and Hurwitz , S. 1980 . The nutritional value of algae for poultry. Dried Chlorella in broiler diets . British Poultry Science , 21 : 9 – 21 .
- Lipstein , B. and HuRwrrz , S. 1981 . The nutritional value of sewage‐grown, alum‐flocculated Micractinium algae in broiler and layer diets . Poultry Science , 60 : 2628 – 2638 .
- Lipstein , B. and Hurwitz , S. 1983 . The nutritional value of sewage‐grown samples of Chlorella and Micractinium in broiler chicks . Poultry Science , 62 : 1254 – 1260 .
- Lipstein , B. , Hurwitz , S. and Bornstein , S. 1980 . The nutritional value of algae for poultry. Dried Chlorella in layer diets . British Poultry Science , 21 : 23 – 27 .
- Lubitz , J. A. 1963 . The protein quality, digestibility and composition of algae, Chlorella 71105 . Journal of Food Science , 28 : 229 – 232 .
- Mokady , S. , Yannai , S. and Berk , Z. 1977 . Combined systems for algae wastewater treatment, reclamation and protein production . Nutrition and Toxicology Group Annual Report ,
- Technion‐Israel Institute of Technology, Haifa, Israel , Mokady , S. , Yannai , S. , Einav , P. and Berk , Z. 1979 . Algae grown in wastewater as a source of protein for young chickens and rats . Nutrition Reports International , 19 : 383 – 390 .
- Moore , T. 1957 . Vitamin A , 5856 New York : Elsevier Publication Co .
- Rowland , L. O. , Lincoln , E. P. , Hodge , D. M. and Valentine , T. L. 1979 . Evaluation of high ash algae meals . Poultry Science , 58 : 1923
- Contribution from the Agricultural Research Organization, The Volcani Center, Bet Dagan, Israel, No. 586‐E, 1982 series