نتایج جستجو برای: production traits

تعداد نتایج: 692811  

Journal: :International journal of sport nutrition and exercise metabolism 2006
Gary J Slater Anthony J Rice David Jenkins Jason Gulbin Allan G Hahn

To strengthen the depth of lightweight rowing talent, we sought to identify experienced heavyweight rowers who possessed physique traits that predisposed them to excellence as a lightweight. Identified athletes (n = 3) were monitored over 16 wk. Variables measured included performance, anthropometric indices, and selected biochemical and metabolic parameters. All athletes decreased their body m...

2010
Tony Donchev Hristina Martinova Vihra Milanova Vladimir Nakov Hagop Akiskal

Background Multiple studies document specific personality traits, relatively homogeneous in the structural aspect. We attempt to extrapolate a purely psychological examination approach, applying the clinical conceptualizations of H. Akiskal. This study aims to asses the existence of statistically significant differences between the TEMPSA scale ratings of subjects serving a prison sentence and ...

2016
Sophie de Grissac Luca Börger Audrey Guitteaud Henri Weimerskirch

Animal movement is a fundamental eco-evolutionary process yet the behaviour of juvenile animals is largely unknown for many species, especially for soaring seabirds which can range widely over the oceans at low cost. We present an unprecedented dataset of 98 juvenile albatrosses and petrels (nine species), tracked for the first three months after independence. There was a startling diversity wi...

2017
Randall J. Mitchell RANDALL J. MITCHELL

Although floral and extrafloral nectar traits are important for plant reproduction and defense, we know little about their genetic basis. Only a handful of studies have quantified heritable variation for nectar traits, primarily in controlled environments that minimize environmental variation. Most such studies have reported strong genetic influences, with heritabilities often .0.35. However, b...

Journal: :Animal : an international journal of animal bioscience 2013
T Pritchard M Coffey R Mrode E Wall

Milk production, fertility, longevity and health records, were extracted from databases of two milk recording organisations in the United Kingdom for the first three lactations of the Holstein-Friesian breed. These included data related to health events (mastitis and lameness), voluntarily recorded on a proportion of farms. The data were analysed to calculate disease incidence levels and to est...

Journal: :Animal : an international journal of animal bioscience 2010
D Allain C Renieri

This paper reviews genetics of fibre production and fleece characteristics in small ruminants, Angora rabbit and South American camelids with a special distinction between single-coated (SC) and double-coated (DC) species. Considering the biology of fibre production, there are variations in coat composition and structure, fibre growth pattern and fibre structure and quality between these two ma...

Journal: :Animal genetics 2012
E Collis M R S Fortes Y Zhang B Tier K Schutt W Barendse R Hawken

Polymorphisms located in the genes ABCG2, DGAT1, LEP, PRLR, RORC, CAPN1 and CAST previously have been associated with milk or meat production traits. In this study, these polymorphisms were examined for significant effects on reproductive traits [age at puberty (AGECL), post-partum anoestrus interval (PPAI) and the ability ovulate prior to weaning (PW)] and on a panel of correlated traits such ...

Journal: :Animal genetics 2009
G Oikonomou K Angelopoulou G Arsenos D Zygoyiannis G Banos

The objective of this study was to examine the impact of polymorphisms in the acyl-CoA:diacylglycerol acyltransferase (DGAT1), leptin and growth hormone receptor genes on body energy (body condition score, total body energy content and cumulative effective energy balance) and blood metabolic traits (levels of beta-hydroxybutyrate, glucose and non-esterified fatty acids), measured once before th...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1388

the purpose of the present study was to investigate the effect of task-based instruction of vocabulary on the receptive and oral productive acquisition of english vocabulary and compare the results with those obtained from the traditional method. the method and procedure applied in this study was as follows: after the implementation of opt, a group of sixty female students were chosen. the stu...

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