نتایج جستجو برای: weight coefficient

تعداد نتایج: 510567  

Journal: :علوم دامی 0
سید مهدی حسینی وردنجانی دانش‏آموخته کارشناسی ارشد ژنتیک و اصلاح نژاد دام پردیس کشاورزی و منابع طبیعی کرج سید رضا میرایی آشتیانی استاد گروه علوم دامی پردیس کشاورزی و منابع طبیعی کرج عباس پاکدل دانشیار گروه علوم دامی پردیس کشاورزی و منابع طبیعی کرج حسین مرادی شهر بابک استادیار گروه علوم دامی پردیس کشاورزی و منابع طبیعی کرج

the objective of this study was to investigate the relationship among body weight and fat-tail measurements with fat-tail weight by using multiple regression and principal component analysis. the eleven characters includes, body weight, fat-tail length, fat-tail circumference, width and diameters in 3 position of upper, middle and lower before the slaughter, and also fat-tail weight after the s...

2013
A. M. Parmar M. Jamwal

Thirty genotypes of Dolichos bean (Lablab purpureus) were evaluated to study the genetic variability on yield, yield contributing and related characters viz. days to 50% flowering, days to first pod set, days to maturity, number of pods per cluster, pod length, width of pod, weight of 10 green pods, number of single podded clusters per plant, number of pods per plant and protein content. The ra...

Journal: :Physical review letters 2005
Wen-Xu Wang Bing-Hong Wang Bo Hu Gang Yan Qing Ou

For most technical networks, the interplay of dynamics, traffic, and topology is assumed crucial to their evolution. In this Letter, we propose a traffic-driven evolution model of weighted technological networks. By introducing a general strength-coupling mechanism under which the traffic and topology mutually interact, the model gives power-law distributions of degree, weight, and strength, as...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پزشکی 1390

چکیده مقدمه: هدف از این مطالعه بررسی اثرات عصاره آبی زعفران، کروسین و ملازم های شیمیایی از دسته پلی‏ال‏ها بر پارامترهای بیوشیمیایی سرم و ادرار در دیابت تیپ 2 القاء شده در موش های صحرایی با استرپتوزوتوسین می باشد. مواد و روشها: در این مطالعه، موش های صحرائی نر نوزاد 2 تا 5 روزه ویستار آلبینو به طور تصادفی به گروه های سالم و بیمار بدون درمان و تحت درمان با عصاره آبی زعفران تقسیم شدند. برای القا...

Journal: :Nucleic acids research 1981
B E Korba J B Hays S Boehmer

The relationship between sedimentation coefficient and molecular weight for DNA sedimenting in preformed alkaline and neutral sucrose gradients was determined using absolute molecular weight standards (restriction fragments of plasmid pBR322 and phage lambda DNA). The range of calibration for alkaline gradients was extended to small DNA fragments (652 base-pairs) for the first time. The exponen...

Journal: :حفاظت گیاهان 0
صفری صفری دهقانی دهقانی چوگان چوگان

abstract in order to genetic investigation of drought resistance indices, on 25 maize inbred lines, an experiment was conducted under three irrigation regimes; normal irrigation, limited vegetative irrigation and limited reproductive irrigation. in the limited vegetative irrigation, tol (stress tolerance) index had the highest phenotypic and genotypic coefficient of variation (83.83% and 68.04%...

2014
Silvia Teresa Rodríguez-Ramilo Luis Alberto García-Cortés Óscar González-Recio

Genome-enhanced genotypic evaluations are becoming popular in several livestock species. For this purpose, the combination of the pedigree-based relationship matrix with a genomic similarities matrix between individuals is a common approach. However, the weight placed on each matrix has been so far established with ad hoc procedures, without formal estimation thereof. In addition, when using ma...

2017
INAYAT UR RAHMAN NASRULLAH KHAN

Pinus wallichiana dominated forest communities, located in the Hindukush ranges of Swat, Pakistan were analysed for variability in the cone and seed traits. The results disclosed significant variability in mean values, critical difference, coefficient of variation, broad sense heritability, genetic gain and genetic advance. Genotypic variance (Vg) and genotypic coefficient of variance (GCV) wer...

2012
Jamuna Doreswamy Subramanya Gopal

The objective of the present study was to estimate the level of inbreeding coefficient during inbreeding of the pedigree of random mating and selected populations of two distinct races of mulberry silkworm, Bombyx mori (Lepidoptera: Bombycidae), in the silkworm germplasm. The six generation data of the two races, namely multivoltine Pure Mysore and bivoltine NB4D2, were studied for inbreeding d...

Journal: :The Journal of the Acoustical Society of America 1981
J Pohlhammer W D O'Brien

The difference between literature values of ultrasonic attenuation and absorption coefficients, defined as the scatter coefficient, was related to percent wet weight collagen concentration for brain, heart, liver, kidney, and tendon, in the range of 0.7 to 7 MHz. The comparison shows that as the ultrasonic frequency increases, the scatter coefficient increases, and the dependence of scattering ...

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