Investigation on the effect of introduction intermittent lighting to layers hybrid Hysex white
2007
Kabakchiev, M.
The present investigation has a target to show the consequence from introduction of asymmetrically interrupted lighting regime at industrial conditions. In two poultry houses, identical at size and equipment, have been placed 18 000 Hisex-white pullets, at age of 120 days. Laying capacity, mortality, trade structure and quality of the eggs, feed consumtion, mortality and expenditure of the light were investigated. The asymmetrical interrupted regime did not influence essentially on the laying and quality of the eggs , but it influenced the egg weight and shell weight .
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Эту запись предоставил Institute of Agricultural Economics