The Type of Floor and its Impact on the Growth, Physiological and Performance of Broilers

نویسندگان

چکیده

Abstract This study was conducted to find out the effect of floor type on growth, some physiological characteristics and welfare standards for broilers. 120 unsexed one-day-old ROSS 308 broiler chicks were used. The included two groups with three replicates (20 birds each replicate). first treatment, raised Rice husks litter, second treatment a wire floor, 15 cm high. Feed water provided freely throughout period. results showed that raising broilers different did not show significant differences in body weight, weight gain rate feed conversion factor between groups, found consumption favor at age 21 days, no appeared productive performance. 38 there percentage dressing, relative internal organs concentration ammonia NH 3 gas, while rearing reduced carbon dioxide Co 2 temperature improvement measures well-being, incidence inflammation hock burn footpad dermatitis. biochemical hormonal significantly affected when an level antioxidants bird’s through increase GSH. We conclude from this affect performance, but it improved status

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

the geopolitics of afghanistan after september 11, 2001, and its impact on iranian national security

abstract u.s. attack to afghanistan after 9/11 provided opportunities for us who tried to become the dominant power after collapse of ussr and bipolar world. thinkers like fukuyama believed american liberal democrats thought would be universally accepted without resistances. liberal democracy is the best and final model of governance; in this regard, united state has moral responsibilities for...

15 صفحه اول

the impact of attending efl classes on the level of depression of iranian female learners and their attributional complexity

می توان گفت واقعیت چند لایه ا ی کلاس های زبان انگلیسی بسیار حائز اهمیت است، زیرا عواطف و بینش های زبان آموزان تحت تاثیر قرار می گیرد. در پژوهش پیش رو، گفته می شود که دبیران با در پیش گرفتن رویکرد فرا-انسانگرایی ، قادرند در زندگی دانش آموزانشان نقش مهمی را ایفا سازند. بر اساس گفته ی ویلیامز و بردن (2000)، برای کرل راجرز، یکی از بنیان گذاران رویکرد انسانگرایی ، یادگیری بر مبنای تجربه، نوعی از یاد...

the effects of planning on accuracy and complexity of iranian efl students’ written narrative task performance

this study compared the different effects of form-focused guided planning vs. meaning-focused guided planning on iranian pre-intermediate students’ task performance. the study lasted for three weeks and concentrated on eight english structures. forty five pre-intermediate iranian students were randomly assigned to three groups of guided planning focus-on-form group (gpfg), guided planning focus...

15 صفحه اول

an investigation of the impact of self monitoring on langauge teachers motivational practice and its effect on learners motivation

the central purpose of this study was to conduct a case study about the role of self monitoring in teacher’s use of motivational strategies. furthermore it focused on how these strategies affected students’ motivational behavior. although many studies have been done to investigate teachers’ motivational strategies use (cheng & d?rnyei, 2007; d?rnyei & csizer, 1998; green, 2001, guilloteaux & d?...

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: IOP conference series

سال: 2023

ISSN: ['1757-899X', '1757-8981']

DOI: https://doi.org/10.1088/1755-1315/1225/1/012049