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Stability: Concept and Methods | Vegetable Breeding

After reading this article you will learn about the concept and methods of stability. Concept of Stability: The term 'phenotypic stability', yield stability, and adaptation are often used in quite different senses. Therefore, Dorst (1957) remarked that "the word adaptation has great adaptability" and Lin (1986) amplified that "it (the concept of stability) is defined in many ways depending on, [...]

By |2016-12-12T07:06:09+00:00December 12, 2016|Vegetable Breeding|Comments Off on Stability: Concept and Methods | Vegetable Breeding

Genes in Population | Vegetable Breeding

After reading this article you will learn about the gene and its role in population. Genetically defined, a genetic population is a spatial-temporal group of conspecific interbreeding individuals. All genetic information distributed among an interbreeding group of individuals collectively form a gene pool. The gene pool concept is best represented by small isolated colonies whose members can interbreed in a [...]

By |2016-12-12T07:06:09+00:00December 12, 2016|Vegetable Breeding|Comments Off on Genes in Population | Vegetable Breeding

Estimation of Additive and Dominance Variance

After reading this article we will learn about the estimation of additive and dominance variance. Additive (D) and dominance (H) genetic variances are easily computed with the help of following formulae. In some nomenclatures additive variance is denoted by A and dominance by H. where, V = Variance, ½ D = additive genetic variance, 1/4H = dominance variance, and VE [...]

By |2016-12-12T07:06:09+00:00December 12, 2016|Vegetable Breeding|Comments Off on Estimation of Additive and Dominance Variance
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