Factors influencing shell strength in Japanese quail's eggs (Coturnix Coturnix Japonica)
1999
Genchev, A. | Aleksieva, D. (Trakijski Universitet, Stara Zagora (Bulgaria))
Factors influencing shell strength of Japanese quail's eggs nave been examined.The research includes 14 weeks productive period.Egg's shell strength changes during pointed period and it is lowest at the peak of egg production.The egg shell strength depends on all traits which characterise the quality of the eggs and their shell.The greeatest influence is caused by the egg weight (n2 = 23.2%) and the egg density (n2 = 21.4%).
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Эту запись предоставил Institute of Agricultural Economics