搜索结果: 16-30 共查到“动物学 population”相关记录70条 . 查询时间(0.108 秒)
Phylogeography and Population Genetic Structure of Amur Grayling Thymallus grubii in the Amur Basin
Amur Grayling Population Genetic Structure Phylogeography Mitochondrial DNA Control Region
2016/5/10
Amur grayling, Thymallus grubii, is an important economic cold freshwater fish originally found in the Amur basin. Currently, suffering from loss of habitat and shrinking population size, T. grubii is...
Effects of Plant Extracts on Microbial Population, Methane Emission and Ruminal Fermentation Characteristics in In vitro
Methane Emission Microbial Population Real-time PCR Relative Quantification Analysis
2016/5/10
This study was conducted to evaluate effects of plant extracts on methanogenesis and rumen microbial diversity in in vitro. Plant extracts (Artemisia princeps var. Orientalis; Wormwood, Allium sativum...
Optimal Design for Marker-assisted Gene Pyramiding in Cross Population
Gene Pyramiding Evolutionary Computation Cross Population Population Hamming Distance
2016/5/10
Marker-assisted gene pyramiding aims to produce individuals with superior economic traits according to the optimal breeding scheme which involves selecting a series of favorite target alleles after cr...
Shallow Population Genetic Structures of Thread-sail Filefish (Stephanolepis cirrhifer) Populations from Korean Coastal Waters
Demographic History Population Genetic Structure Nucleotide Sequence Analysis
2016/5/9
Genetic diversities, population genetic structures and demographic histories of the thread-sail filefish Stephanolepis cirrhifer were investigated by nucleotide sequencing of 336 base pairs of the mit...
Linkage Disequilibrium and Effective Population Size in Hanwoo Korean Cattle
Linkage Disequilibrium (LD) Effective Population Size (Ne) Hanwoo
2016/5/9
This study presents a linkage disequilibrium (LD) analysis and effective population size (Ne) for the entire Hanwoo Korean cattle genome, which is the first LD map and effective population size estima...
A Whole Genome Association Study to Detect Single Nucleotide Polymorphisms for Body Conformation Traits in a Hanwoo Population
Whole Genome Association Body Conformation SNP Hanwoo QTL
2016/5/6
A whole genome association (WGA) study was conducted to identify quantitative trait loci (QTL) for body conformation traits in Hanwoo cattle. The phenotypes of 497 steers were recorded from the Hanwoo...
Estimation of Genetic Parameters and Trends for Weaning-to-first Service Interval and Litter Traits in a Commercial Landrace-Large White Swine Population in Northern Thailand
Genetic Parameters Litter Traits Service Interval Swine Trends Tropical
2016/5/4
The objectives of this research were the estimation of genetic parameters and trends for weaning-to-first service interval (WSI), and litter traits in a commercial swine population composed of Landrac...
Detection of Quantitative Trait Loci for Growth and Carcass Traits on BTA6 in a Hanwoo Population
QTL BTA6 Growth Carcass Traits Hanwoo
2016/5/4
The purpose of this study was to detect quantitative trait loci (QTL) for growth and carcass quality traits on BTA6 in a population of Hanwoo cattle. Three hundred and sixty one steers were produced f...
Local Population Size and Dynamics of the Color Polymorphic Bush Cricket, Isophya rizeensis Sevgili, 2003 (Orthoptera: Tettigoniidae) within the Fırtına Valley
Isophya rizeensis bush cricket population size metapopulation distribution
2010/3/26
Isophya rizeensis Sevgili, 2003 (Orthoptera: Tettigoniidae) is a color polymorphic bush cricket endemic to the Fırtına Valley in the northeast of Turkey. This paper describes the local popul...
Scientists identify world’s largest leatherback turtle population（图）
Scientists world’s largest leatherback turtle population
2009/5/20
The study highlights the importance of conservation work to manage key sites and protected areas in Gabon.Leatherbacks are of profound conservation concern around the world after populations in the In...
University of Queensland helps to manage Moreton Bay’s unique dolphin population（图）
University of Queensland Moreton Bay dolphin population
2009/5/18
PhD Student Ina Ansmann will feature in the nature documentary series Exploring with Dirk Steffens discussing her research on the social and genetic population structure of the dolphins and how they s...
Simulation Study on Parentage Analysis with SNPs in the Japanese Black Cattle Population
Parentage Analysis, SNPs Simulation Japanese Black Pedigree Analysis
2016/5/3
Parentage tests using polymorphic DNA marker are commonly performed to avoid incorrect recording of the parental information of livestock animals, and single-nucleotide polymorphisms (SNPs) are becomi...
Effects of Dietary Synbiotics from Anaerobic Microflora on Growth Performance, Noxious Gas Emission and Fecal Pathogenic Bacteria Population in Weaning Pigs
Anaerobic Microflora Digestibility Probiotics Synbiotics Weaning Pigs
2016/4/29
Synbiotics is the term used for a mixture of probiotics (live microbial feed additives that beneficially affects the host animal) and prebiotics (non-digestible food ingredients that beneficially affe...
Follicular Population during the Oestrous Cycle in Nili-Ravi Buffaloes Undergoing Spontaneous and PGF2a Induced Luteolysis
Follicular Population Oestrous Cycles Buffaloes
2016/4/29
The objective of this study was to compare the follicular population during spontaneous and PGF2 induced oestrous cycles in Nili-Ravi buffaloes. In Exp.1, (n = 13 oestrous cycles) follicular p...
Effect of 2-Bromoethanesulfonic Acid on In vitro Fermentation Characteristics and Methanogen Population
Methane 2-Bromoethanesulfonic Acid Fermentation Methanogen
2016/4/28
An in vitro incubation study was conducted to investigate effects of 2-bromoethanesulfonic acid (BES) on ruminal fermentation characteristics and methanogen population. BES at the final concentration ...