نتایج جستجو برای: day old male broiler chicks arbor acres strain were used in a completely randomized design with 4 tratments
تعداد نتایج: 21657383 فیلتر نتایج به سال:
this study was conducted to evaluate the effects ofcitric acid and phytase supplementation on performance, blood lipid profile, immune system and some carcass characteristics of broiler chickens.for this purpose 240, one-day old male broiler chicks were reared throughout 42 day production, in factorial experiment 2×2, including citric acid (0 and 1%) and phytase enzyme (0 and 500 ftu) based on ...
Previous studies indicated the positive impact of dietary supplementation of arginine on meat quality and growth, though there is no report regarding the effect of in ovo injection of arginine on meat quality. So, the aim of this study was to evaluate the effect of in ovo injection of different levels of L-arginine on hatchability, growth performance, and meat quality of Ross 308 broiler ch...
this study was carried out to investigate the effects of humulus lupulus essential oils as an alternative to antibiotic and antioxidant on productive performance, lipids stability of meat and ileum microbial population in broiler chickens during days 1 to 42 of age. a total of 625 day-old arian broiler chicks were used in a completely randomized design with five treatments (200 and 400 mg/kg hu...
methodology non-native participants in this study were sixty ba students majoring in english literature and teaching english as a foreign language at khayyam university of mashhad. they were senior students, between 21 to 24 years old, who had studied english for at least three and a half years and had passed several courses including grammar, reading, conversation, and writing. this was assum...
This experiment was undertaken to evaluate the effect of dietary level of artichoke (Cynara scolymus) on growth performance and immune response of broilers under heat stress (HS). Two hundred forty day-old broiler chicks (Ross, 308) were randomly assigned to one of four dietary treatments with four replicate pens per treatment (15 birds per pen) in a completely randomized design with a 2 × 4 fa...
in fact, this study focused on the following questions: 1. is there any difference between the effect of functional/notional approach and the structural approaches to language teaching on the proficiency test of efl learners? 2. can a rather innovative language test referred to as "functional test" ge devised so so to measure the proficiency test of efl learners, and thus be as much reliable an...
The experiments were conducted to determine the apparent metabolizable energy of Acacia mangium leaf meal (AMLM) and effect on growth performance carcass composition broiler chickens (Arbor acres). Twenty-four at age 24 days divided into 2 groups with four replications two raised individually in a cage. AMLM-feeding chicken was 2,359.90 kcal/kg. Experimental diets consisted AMLM 0%, 2.5%, 5%, 7...
burnout is a response to the chronic work stress which is prevalent mostly among the people who do people job, like teaching. the purpose of this study was to develop a valid and reliable instrument that can measure burnout in foreign language teachers. although some widely used instruments were developed before which measured burnout in teachers, a specific instrument which include specific sy...
background: heat stress declines the performance through physiologic changes of the poultry. objectives: this experiment was conducted to evaluate the effects of different levels of l-carnitine on performance, carcass characteristics and some blood parameters of broiler chickens fed with high fat diets under heat stress. methods: two hundred one-day-old broiler chicks (ross 308) were used in a ...
abstract: advertisements are the most accessible type of authentic materials, and this is one reason why they are used more and more in english teaching classes. for this cause, studies in the field of advertisements are very widespread nowadays. for pun is one aspect which makes advertisements more interesting, it is used more than before in advertisements. use of puns makes an advertisement m...
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