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Effect of dietary sodium selenite,Se-enriched yeast and Se-enriched Chlorella on egg Se concentration, physical parameters of eggs and laying hen production
sodium selenite Se-yeast Se-Chlorella laying hens Se in eggs Haugh unit hen production
2015/6/2
ISA Brown laying hens at 24 weeks of age, housed in laying battery cages, were used in this 4-group experiment. One group was fed a basal diet containing primarily maize, soybean meal and wheat. Selen...
Energy and Methionine Utilization in Laying Hen Diets Supplementation with Folic Acid
Laying hens dietary energy Methionine deficiency Folate Performance Egg quality
2010/11/12
In this experiment, the factors were control and low energy concentration (2800 vs. 2600 kcal
ME/kg), control and deficiency methionine concentration (0.40 vs. 0.35%), and control and excess folic ac...
Persistency of Laying Strain Building by Index Selection Including Oviposition Time as Selection Trait in Laying Hen
laying hen strain building selection oviposition time persistency of laying
2009/7/31
In this study a selection experiment was carried out in order to investigate the effectiveness of index selection including oviposition time as a selection trait for persistency of laying strain build...