نتایج جستجو برای: old broiler chickens ross 308 were allocated to 5 treatments
تعداد نتایج: 11120178 فیلتر نتایج به سال:
The present experiment was carried out to determine the effect of feeding a diluted diet together with avilamycin or probiotics on catch-up growth of broiler chickens. Three hundred day-old chicks (Ross 308 hybrid) were assigned to 4 treatments with 5 replicates based on a completely randomized design. The control group, which met NRC requirements, fed a diet consisting of 2900 KCal/kg ME and 2...
Introduction: Transportation causes stress in chicks that may make numerous physiological changes with a negative impact on their production and health. This study was conducted to examine the effects of injection of diazepam, melatonin, methocarbamol and glucose on Serum biochemical parameters include: glucose, total protein, albumin, uric acid, cholesterol, triglycerides, Ca, P, Zn, Fe, Na an...
This study was conducted to evaluate the effects of algal fucoidan and probiotic Bacillus subtilison growth performance, blood metabolites and intestinal morphology in broiler chickens. A total of 250 one-day-old Ross 360 male broiler chickens were randomly distributed into 5 treatments (6 replication pens/treatment) and reared for 42 d. The 5 dietary treatments were as follow: 1) a corn-soybea...
The objective of this paper was to study the responses on productive performance, carcass characteristics and plasma constituents of modern broiler chicks to administration of cinnamon powder (CP) in the diet. Commercial breeds (Ross 308) of broiler chicks examined from 1 to 42 days of age. This experiment was conducted as a completely randomized design with 5 treatments and four replicates (15...
This research was performed to evaluate the effect of supplementing broiler diets with a probiotic containing Enterococcus faecium on growth performance, carcass characteristics, faecal microbiota, and blood profile. A total of 384 one-day-old Ross 308 broiler chicks (mixed gender) with an average initial BW of 39.2 g were used in a 35 days feeding trial. The chicks were allotted to pens with 1...
this study evaluated the effects of drinking thyme essence (dte) (zero, 0.10, 0.15 and 0.20 ml/l) on growth performance, immune response and changing of intestinal bacterial population in broiler chickens. a total number of 500 day old male broiler chicks (ross 308), were randomly assigned to 4 treatments with 5 replicates and 25 chickens per each, based on a completely randomized design (crd)....
this research was conducted to compare the effects of two medicinal plants (peppermint and aloe vera) and antibiotic growth promoter on ileum microflora population and growth performance of broiler chickens. in this experiment, 375 one-day old male broiler chickens (ross 308) were used on a completely randomized design with 5 dietary treatments which were replicated 5 times with 15 birds per re...
Background: Since the prohibition of antibiotic growth promoter in poultry ration by the European Union, poultry producers have been trying to replace them by other growth promoters like medicinal herbs. Lipia citridora is a medicinal herb enriched by several powerful phenolic compounds and with antioxidant and antimicrobial properties which lead to enhancing appetite and growth performance o...
the current study was conducted to evaluate effects of sequential or wet feeding programs subsequent to and early meal feeding regime on performance, carcass characteristics and humoral immunity in broiler chicks. 192 ross 308 chicks (seven-day old) were allocated to four treatments at four replicates (12 chicks per plot) based on a completely randomized design. treatments were included: contro...
An experiment was conducted to investigate the effects of dietary energy level on the performance and immune function of stressed broiler chickens (Gallus gallus domesticus). A total of 96 three-day-old male broiler chickens (Ross × Ross) were divided into two groups. One group received a high energy (HE) diet and the other group received a low energy (LE) diet for 7 days. At 5 days of age, the...
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