Effect of fat source added to feeds containing the rapeseed meal on the laying performance of hens
1990
Zglobica, A. | Wezyk, S. (Instytut Zootechniki, Krakow (Poland))
An experiment on layer hens fed the diet supplemented with 2 percent of rapeseed oil or tallow or 3 percent of greaves. All investigated fat additives caused the decrease of egg weight as well as an increase of laying rate in hens. An improvement of yolk colour by giving the greaves in diet was stated
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