نتایج جستجو برای: n46 and pure holstein
تعداد نتایج: 16838864 فیلتر نتایج به سال:
The study was carried out in Sahiwal, Holstein Friesian, Jersey and crossbred cattle and Murrah, Bhadwari, Jaffarabadi, Nagpuri and Surti buffaloes maintained at different organized herds to work out the polymorphism at growth hormone locus and study its effect on birth weight. A 223 bp fragment of the gene was amplified and digested with Alu I restriction enzyme. Two alleles, L and V with thre...
Approximately 20% of the beef tonnage produced in the United States is derived from Holsteins, through harvested dairy beef or cull dairy cows (Randy Blach, Cattle-Fax, personal communication). This represents a significant contribution to the U.S. beef supply. More and more large commercial feed yards have seen the opportunity available with feeding Holstein steers. Inherent variation between ...
the method of quantitative competitive polymerase chain reaction (qc-pcr) was conducted to compare the number of rumen anaerobic fungi in pure culture of fungi containing high fat sunflower meal (165 g fat/kg dm) processed with formaldehyde and naoh. twenty one multiparous early lactating holstein cows (30±5 days of lactation) selected and fed experimental diets for 7 weaks. the diets were incl...
in this project, 4,4?-methylenebis(3-chloro-2,6-diethyl trimellitimidobenzene) as a diacid, was prepared by the reaction of trimellitic anhydride (tma) with 4,4?-methylenebis(3-chloro-2,6-diethylaniline) (mcdea). the novel poly(amide-imide) (pai) was synthesized from the reaction of 4,4?-methylenebis(3-chloro-2,6-diethyl trimellitimidobenzene) as a diacid with mcdea under green condition using ...
چکیده کیفیت تصاویر پزشکی، از قبیل رادیولوژی (tomographycomputed ) و تشدید مغناطیسی (magnetic resonance)، به متخصصان بالینی و محققان پزشکی اجازه می¬دهد تا ویژگی¬های عملکردی و ساختاری بدن انسان را به خوبی بررسی کنند، و به این ترتیب به تشخیص بالینی کمک می¬کنند. پیشرفت-های جدید در رابطه با روش تصویربرداری mr، در ابتدا بر روی کاهش زمان تصویربرداری، افزایش رزولوشن مکانی و زمانی تصویر، و در نهایت هم ...
In this paper, a frequency reconfigurable multiband multiple-input-multiple-output (MIMO) antenna is developed for 5G communication systems. The presented MIMO element consists of 50 ? microstrip line, rectangular monopole divided into two patches, and partial ground plane. A split-ring resonator (SRR) introduced the upper patch to cover multiple application bands, an RF PIN diode embedded betw...
Defi ciencies of Factor XI (FXID) and Uridine Monophosphate Synthase (DUMPS) are autosomal recessive inherited diseases in Holstein cattle breed. The aim of this study was to investigate whether FXI defi ciency and DUMPS alleles exist in Holstein cattle reared in Antalya region Turkey or not. 504 Holstein cows were used for this study. PCR (Polymerase Chain Reaction) was used for determination ...
Existing theories of coups against democracy emphasize that elites mount coups when democracy is particularly threatening to their interests. But holding interests constant, some potential plotters may have more influence over whether or not a coup succeeds. We develop a model where coups generate rents for elites and show that the likelihood of elite participation is increasing in their networ...
Recent reports identified DGAT1 (EC 2.3.1.20) harboring a lysine to alanine substitution (K232A) as a candidate gene with a strong effect on milk production traits. Our objective was to estimate the frequency of the DGAT1 K232A polymorphism in the main Zebu and Taurine breeds in Brazil as well as in Zebu x Taurine crossbreds as a potential QTL for marker-assisted selection. Samples of 331 anima...
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