نتایج جستجو برای: 013 test day records belongs to 88

تعداد نتایج: 10789055  

Journal: :تولیدات دامی 0
مهشید محمدپناه کارشناس ارشد، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه بیرجند، بیرجند، ایران همایون فرهنگ فر استاد گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه بیرجند، بیرجند، ایران مسلم باشتنی دانشیار گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه بیرجند، بیرجند، ایران

correlation between breeding value of crude milk (cm) and energy-corrected milk (ecm) was studied based on a total of 774,013 test day records belongs to 88,456 first-parity holsteins dairy cattle calving during 1997-2009 in 165 herds (from six provinces). genetic analysis of the traits was carried out by a fixed regression test day model. in the model, effects of herd, calving year, production...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده دامپزشکی 1391

after test and review results and analysis of farm data, the following results were obtained. the review examined farms was done and the results obtained in this study was to determine the effectiveness of vaccines hatchpak avinew (frozen) and hatchpak ib h120 with spray in broilers a day in factories incubation and at least,they can be as vaccines avinew and bioral h120 ability to create saf...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده ادبیات، زبانهای خارجی و تاریخ 1389

recent years have witnessed an increased attention to form focused instruction and consciousness raising activities (ellis, 2002; doughty & williams, 1998) on the one hand and extensive and meaningful exposure to the target language (klapper & rees, 2003; day & bamford, 1998) on the other. due to significance attributed to above mentioned issues by scholars, this study attempted to bridge them ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...

Journal: :علوم دامی ایران 0
محمد رزم کبیر استادیار گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه کردستان، سنندج، ایران خبات خیرآبادی دانشجوی دورۀ دکتری ژنتیک و اصلاح دام، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان، اهواز، ایران

genetic parameters were estimated for somatic cell score (scs) in dairy cattle of iran using test day records. the records of first lactation were extracted from the database of national animal breeding center for cows calved between 2001 and 2010. data included 222923 test-day records, obtained from 29668 animals distributed in 100 different herds. estimates were carried out through gibbs samp...

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...

Journal: :پژوهش های علوم دامی ایران 0
عاطفه سیددخت علی اصغر اسلمی نژاد مجتبی طهمورث پور همایون فرهنگ فر

in this study a total of 171,360 monthly test day milk records obtained from first lactation of iranian holstein cattle (three times a day milking) distributed in 96 herds and calved from 1999 to 2008 were used to estimate genetic parameters and to predict breeding values of the animals. the data was analyzed using random regression test day model. the results showed that average of heritabilit...

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