'Environmental variance' diaporamas de présentation

5.3.3 Estimating heritability using the classical twin design

5.3.3 Estimating heritability using the classical twin design. Heritability ( ??? , ??? ) ???? ??? ???? ?? ??? ???? ?? ? ? ?? ??? ?? ?? ?????? ???? ? . Measure the importance of genetics in relation to other factors in causing the variability of a trait in a population.

590 views • 37 slides

Quantitative Genetics and Genetic Diversity

Footprints of Diversity in the Agricultural Landscape: Understanding and Creating Spatial Patterns of Diversity. Quantitative Genetics and Genetic Diversity. Bruce Walsh Depts of Ecology & Evol. Biology, Animal Science, Biostatistics, Plant Science. Overview. Introductory comments

725 views • 33 slides

15 The Genetic Basis of Complex Inheritance

15 The Genetic Basis of Complex Inheritance. Multifactorial Traits. Multifactorial traits are determined by multiple genetic and environmental factors acting together Multifactorial = complex traits = quantitative traits

395 views • 26 slides

PBG 650 Advanced Plant Breeding

PBG 650 Advanced Plant Breeding. Module 6: Quantitative Genetics Environmental variance Heritability Covariance among relatives. More interactions. Interlocus interactions are important, but difficult to quantify

529 views • 26 slides

Quantitative Variation

Quantitative Variation. Quantitative (metric or polygenic) characters of Productive traits Examples : milk production, egg production, meat production, body weight etc. Quantitative characters typically have continuous, approximately normal distributions and include

136 views • 13 slides

1.44k views • 9 slides

POPULATION GENETICS

POPULATION GENETICS. Quantitative traits and evaluation of phenotypic variance. Repeatability and correlation of quantitative traits Ing. Radovan KASARDA, PhD. Repeatability. is maximum criterion of inheritance criterion of possibility to repeat service (production)

207 views • 3 slides