quantitative genetics

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quantitative genetics

n. (used with a sing. verb)
The study of the effects that heredity and environment have on traits that can be quantitatively measured, such as size.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
The grain yield, a multigenic trait, is considered as dependent variable as it is the ultimate result of various ongoing morpho-physiological activities of plant.
However, yield is a multigenic trait and therefore the yield potential of lines derived by inter-crossing is difficult to predict without extensive field tests.
A single dominant gene for resistance was identified in 1.950 (LeBeau and Coleman, 1950), and sources of dilatory resistance, which is expected to be inherited as a multigenic trait, have also been identified (Casela et al., 1993).