... – State Board of Agricultural Research - Ministry of Agricultural in Abu Ghraib, to study the effect of supplementing different levels and sources of Phytase enzyme to layinghens diets on productive performance ...
... of production docosahexaenoic acid (C22:6n-3 – DHA) enriched eggs using very old molted hens. Two groups Hisex Brown molted laying hens, 60 wks and 80 wks old, were assigned in 2 subgroups and fed diets ...
... of exploitation systems for layinghens (organic, free-range, aviary and cage production). Duplicates of the following examinations were performed: Roche index (10 samples/week); total content of proteins, ...