Free-choice and semi free-choice feeding systems for laying hens;Sistemas de alimentação com livre escolha e semi livre escolha para poedeiras

Revista Brasileira de Zootecnia

Volumn 26, Issue 2, 1997, Pages 343-349

  Sakomura, Nilva Kazue ^a   Da Silva, Rosemeire ^b   Moreno, Simone Q ^c   Malheiros, Euclides Braga ^d   Araújo, Walter Albuquerque ^e   Seixas, José Renato C ^e  

^a SÃO PAULO STATE UNIVERSITY UNESP   (Brazil)

^b Departamento de Zootecnia   (Brazil)

^c Zootecnista   (Brazil)

^d Faculdade de Cie Agrarias e Vet   (Brazil)

^e NONE   (Brazil)

Author keywords

Feeding systems; Free choice; Laying hens; Nutrition; Semi free choice; Whole grain corn

Indexed keywords

EID: 3142554546     PISSN: 01004859     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (12)

1. BLAIR, R., DEWAR, W. A., DOWNIE, J. N. Egg production responses of hens given a complete mash or unground grain together with concentrate pellets.Brit. Poult. Sci., Edinburgh, v.14, p.373-377, 1973.
2. CUMMING, R. B. The advantages of free choice feeding for village chickens. WORLD POULTRY CONGRESS, Amsterdam, v.3, p.627-630, 1992.
3. DEVEGOWDA, G. Feeding and feed formulation for layers in hot climates. World Poutry, Misset, v.11, n.5, p.23-25, 1995.
4. EMMANS, C. G. Free-choice feeding of laying poultry. In: RECENTES ADVANCES IN ANIMAL NUTRITION, Eds. Haresign, W. e Lewis, D., Butterworth, 1978.
5. MASTIKA, I. M. Performance of laying hen fed whole corn and protein concentrate free-choice in the tropics. WORLD¢S POULTRY CONGRESS, Amsterdam, v.3, p.623-626, 1992.
6. MUNT, R. H. C., DINGLE, J. G., SUMPA, M. G. Growth, carcase composition and profitability of meat chickens given pellets, mash or free-choice diet.Brit. Poult. Sci., Edinburgh, v.36, p.277-284, 1995.
7. NRC - National Research Council, Nutrient Requirements of Poultry. Ed. National Academy fo Science, Washington, 1994, 155p.
8. ROSE, S. P. Reducing feeding costs of growing poultry through choice-feeding: A summary of recent experiments. Zootech. Internat., Champaign, v.2, p.53, 1985.
9. ROSTAGNO, M.S. et al. Composição de alimentos e exigências nutricionais de aves e suínos. Viçosa: Imprensa Universitäria, 1987. 60p. (Tabelas brasileiras).
10. SCOTT, M. L., HULL, S. J., MULLENHOFF, P. A. The calcium requirements of laying hens and effects of dietary oystershell upon egg shell quality.Poult. Sci., Champaign, v.50, p. 1055-1063, 1971.
11. SCOTT, T. A., BALNAVE, D. Influence of temperature, dietary energy, nutrient concentration and self-selection feeding on the retention of dietary energy, protein and calcium by sexually-maturing egg-laying pullets. Brit. Poult Sci., Edinburgh, v.32, p.1005-1016, 1991.
12. TAUSON, R., ELWINGER, K. Prototypes for application of choice feeding in caged laying hens using flat chain feeders. Acta. Agric. Scand., Copenhagen, v.36, p. 129-146, 1986