نتایج جستجو برای: laying broiler breeder pullets from ross strain at 17 weeks of age were selected

تعداد نتایج: 21877073  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

different researchers in different parts of the world have investigated the strategies used to translate written works ranging from novels to classroom assignments. however, by the significant increase in the number of postgraduate students in iran in the last few years, a very common kind of translation in iran includes translating abstracts of master’s theses. in this work, the researcher hav...

2016
C. Lindholm J. Jönsson A. Calais A. Middelkoop N. Yngwe E. Berndtson J. J. Lees E. Hult J. Altimiras

Uniform growth is a desirable trait in all large-scale animal production systems because it simplifies animal management and increases profitability. In parental broiler flocks, so-called broiler breeders, low growth uniformity is largely attributed to the feed competition that arises from quantitatively restricted feeding. As feed restriction is crucial to maintaining healthy and fertile breed...

پایان نامه :0 1374

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...

پایان نامه :0 1374

the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...

Journal: : 2023

The aim of study was to determine the relationships between morphological characteristics roosters and fertility in broiler breeders at different age periods. A total 48 480 hens Ross 308 breeder were used. body weight, comb width length, wattle tarsus length measured for 42, 53 weeks age. 1500 eggs incubated 37.7 °C 50-55% relative humidity 18 d, then 36.6 60% 3 d. effect on index (P=0.002), (...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده علوم اجتماعی 1392

this study aims to investigate value conflicts between mothers and their daughters among families and influential factors on this conflict in yazd city. this study adopted a survey method and a questionnaire was used that its validity through construct validity (factor analysis) and its reliability by cronbach alpha were measured. the population of this study consists of all yazdian families th...

پایان نامه :دانشگاه امام رضا علیه اسلام - دانشکده ادبیات و علوم انسانی 1393

this research aims at answering the questions about translation problems and strategies applied by translators when translating cultural concepts. in order to address this issue, qualitative and quantitative study were conducted on two groups of subjects at imam reza international university of mashhad. these two groups were assigned as beginner and advanced translation students (10 students). ...

2000
Ahmed S. Hussein

The effect of using varied levels of dietary protein with high energy levels in rearing diets on pullet development and on subsequent layer performance in hot climates, was studied using 160 Lohmann White Leghorn pullets. Five replicate groups of 16 pullets, 1 day of age were randomly assigned to each of two series of rearing diets. Pullets in both treatments were fed a 190 g crude protein (CP)...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور مرکز - دانشکده زبانهای خارجی 1391

the primary goal of the current project was to examine the effect of three different treatments, namely, models with explicit instruction, models with implicit instruction, and models alone on differences between the three groups of subjects in the use of the elements of argument structures in terms of toulmins (2003) model (i.e., claim, data, counterargument claim, counterargument data, rebutt...

Journal: :Aceh journal of animal science 2022

Antibiotics raise an issue concerning the development of antibiotic resistance some pathogenic bacteria. The use probiotics and Avian IgY in layer pullet farming is a better way protecting against bacteria increasing production performance. Supplementation antibodies probiotics(Lactobacillus acidophilus, Streptococcus faecium, Bifido bacterium longghum, Bacillus thermophilum) were conducted on ...

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