نتایج جستجو برای: four replicates and 12 chicks per each replicate treatments were include 1 negative control without additives
تعداد نتایج: 17610768 فیلتر نتایج به سال:
this experiment was conducted to investigate the effects of four medicinal plants with antibacterial property on immune system and ileum bacteria population of broiler chicks.a total 336 day-old male ross broiler chicks were used in a crd design with 6 treatments and 4 replicates per each treatment. cuminum l, mentha piperita l, achillea l, teucrium polium l, in levels of 1.5, 0.3, 0.2 and 0.2 ...
abstract this study evaluated and compared medical terminology and english for the students of medicine (ii) as two representatives of the textbooks available on the iranian market for teaching english to the students of medicine. this research was performed on the basis of a teacher’s and a number of students’ attitudes and the students’ needs analysis for two reasons: first, to investigate...
in this research 400 ross 308 breeder fertile eggs were weighed at day 16 of incubation and evenly distributed into 4 treatments with 4 replicates per treatment and 25 eggs per replicate in a crd design. on day 18 of incubation, 1 ml of an in ovo feed solution including: i) carbohydrate (cho), ii) amino acid (aa), and iii) butyric acid solution in 0.5% saline was injected into amniotic fluid of...
abstract this study was carried out to compare disinfecting effects of nanosilver with other feed disinfectants on layer hen performance, immune system, gastrointestinal microflora and intestinal morphology. total of 90 layers (lsl) were divided into five groups consisting: 1-control, 2- formalin (200 ppm), 3- formaycin (200 ppm), 4- nanosilver in drinking water (7.5 ppm) and 5-nanosilver in f...
effect of l-carnitine and butyric acid on the performance and immune responses of 192 broiler chickens (ross 308) was investigated with three levels of l-carnitine (zero, 125 and 250 mg/kg) and two levels of butyric acid (2 g/kg) in a 2×3 factorial arrangement based on randomized complete block design with 6 dietary treatments, four replicates and eight birds per each. broilers fed basal diet p...
In order to evaluate effect of dietary garlic powder or fresh ground garlic on performance and immune response of broiler chickens, 240 male one-day-old broiler chicks (ROSS 308) were used in a completely randomized design with six treatments of four replicates each. Six is ocaloric and is onitrogenous dietary treatments were prepared as follow: 1) basal diet (control), 2) basal diet + 10 ...
This experiment was conducted to compare the qualitative feed restriction and meal feeding on the performance, carcass yield and Ascites syndrome in Ross-308 broiler chickens. One hundred eighty day-old chicks raised for 42-d in a completely randomized design with five treatments, three replicates and 12 chicks per each pen. Experimental treatments included: 1) ad-libitum intake, 2) ad-libitun ...
the objective of this study was to determine the effect of different levels of chicory root and stem powder (crsp) and butyric acid (ba) combination on the performance, carcass traits, relative weight of internal organs and some blood parameters in broiler chickens. two hundred and forty one-day-old broilers (ross 308) were used in a completely randomized design with four treatments with six re...
The effect of energy and protein dilution in the starter period (8 to 14 days) of age, on performance and carcass characteristics of 360 Arian male chicks was studied in a completely randomised design. This experiment consisted of 6 treatments, 4 replicates, with 15 chicks per replicate. In order to dilute the diets six levels (0, 4, 8, 12, 16, and 20) percent of ground wood charcoal was used. ...
This study was carried out at the poultry farm of animal production Dep. College Agriculture –University Anbar during period from 28/10/2021 to 8/12/2021 (42 days), show effect adding Cordyceps sinensis (C.S.) extract and a probiotic in Dressing ratio, relative weights internal viscera Microbial content broilers. 210 chicks one day unsexed strain (Ross 308) were used with an average weight 40 g...
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