田华菁（1983）研究了早熟陆地棉19个主要经济性状，其遗传变异系数（Genetic Coefficient of Variation，GCV）变化范围在1．24％＇-＇25．11％：仅第一次收花量的遗传变异潜力较大，皮棉产量、 第一次收花率和...
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The genetic variation coefficient of yield was highest (17.59%).
产量的遗传变异系数最大，为17.59%；
Quantity genetic analysis showed that genetic variation coefficient, performative variation coefficient and hereditary ability of growth properties were greater than physiological properties.
数量遗传分析表明，各生长指标的遗传变异系数、表型变异系数和广义遗传力一般均大于生理指标；
When the same recurrent selection porgram was used in various population, the greater the coefficient of variation of the population, the greater the genetic progress it made.
不同群体采用同一种轮回选择方案，表现出变异程度大的群体，选择的遗传进展也大。
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