'Heterosis' presentation slideshows

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1.49k views • 141 slides

Gene regulation

734 views • 42 slides

3 . Questions of Context Irapuato, 20th October 2011

579 views • 38 slides

Wodonga Bull Sale

American Hereford Presentation To Australia Hereford Society 2012

448 views • 28 slides

Lecture 13: Inbreeding and Heterosis

Lecture 13: Inbreeding and Heterosis. Inbreeding. Inbreeding = mating of related individuals Often results in a change in the mean of a trait Inbreeding is intentionally practiced to: create genetic uniformity of laboratory stocks produce stocks for crossing (animal and plant breeding)

1.44k views • 27 slides

HETEROSIS IN HYBRID ALFALFA

HETEROSIS IN HYBRID ALFALFA. Steve Wagner, Paul Sun, Mike Velde, and Dan Gardner Dairyland Seed Company. Yield History. Alfalfa forage yield improvement over the last 20 years has been stagnant.

594 views • 20 slides

Effect of Environment on the Expression of Breed and Heterosis Effects for Production Traits

Effect of Environment on the Expression of Breed and Heterosis Effects for Production Traits. Bryant J. R. et al, 2007 Institute of Veterinary, Animal and Biomedical Sciences, Massey University American Dairy Science Association. Presented by EMAD M. A. SAMARA. Introduction.

279 views • 16 slides

CROSSBREEDING SYSTEMS for BEEF CATTLE

CROSSBREEDING SYSTEMS for BEEF CATTLE. By David R. Hawkins Michigan State University. CROSSBREEDING. Most widely used mating system in commercial beef herds. Can result in up to 23% increase in lbs. of calf weaned per cow exposed to breeding as compared to straight breeding.

335 views • 14 slides