background: nutritional strategies targeting improvement of poultry performance and disease prevention are currently being developed and in this respect the dietary intake of spiced essential oils and pre-biotics in raising broilers is receiving attention. objectives: this study was conducted to compare the effects of diet containing ginger essential oils (geo) and mannan-oligosaccharide (mos) ...

An experiment was conducted to study the effects of soybean, linseed and sunflower oil (various sources of fatty acids) with and without L-carnitine supplements (0 and 50 mg kg-1) on performance, blood biochemical parameters and carcass traits of Japanese quail. One hundred and ninety-two of 7-day old female Japanese quail were randomly assigned to 6 dietary treatments with 4 replicates and fed...

Two experiments were conducted to investigate the dietary effects of conventional or lutein fortified chlorella on lutein absorptions, the tissue distributions and the changes in lutein content of eggs in laying hens. In Exp 1, a total of one hundred and fifty, 70 wk-old Hy-Line brown layers were divided into three groups with five replicates and fed with each experiment diet (control diet, die...

this experiment was conducted to evaluate the effects of different levels of dried aerial parts powderand extract of pennyroyal­ (mentha pulegium) medicinal plant on performance, egg traits, blood biochemical and immunity parameters of laying hens. two-hundred-fifty-two hi-line (w36 strain) laying hens from 46 until 58 weeks of age were used in a completely randomized design in 7 treatments and...

the effects of l-carnitine on growth performance and carcass composition in male broiler chicks, fed diet in which cp was reduced in a stepwise manner from 21 to 18% were investigated. ileal digestible quantities of all eaa were almost equal in the diets, with quantities nrc 1994 recommendations. one hundred forty four male commercial broilers were allotted to six groups, each with four replica...

Two hundred 1-day-old male commercial Arbor Acres broiler birds were randomly distributed to a control group and a polysavone group (5 replicates of 20 birds each) to investigate the influence of polysavone, a natural extract from alfalfa, on abdominal fat deposition and immunity in broiler chickens. Birds in the control group were supplied with a basal diet, and 0.06% polysavone was added to t...

This study was conducted in the farm of Department Animal Production, college Agriculture –Tikrit University for duration 19/11/2021 to 23/12/2021. The aim this effect colour plumage and breeding system on traits reproductive Japanese quail Use experiment 180 A bird age 21 Days were divided into two groups according 90 brown Black birds, each group that raised systems (batteries floor). Contain...

This experiment was conducted to evaluate the effects of different levels of Portulaca oleracea (PO),medicinal plant, on performance, egg traits, blood biochemical and immunity parameters of laying hens. One hundred eighty Hi-Line (W-36 strain) mature laying hens 65 up to 76 weeks of age were allotted in a completely randomized design consisting of 5 treatments and 3 replicates (12 birds per re...