Comparison of phenotypic value changes in pure lines of Bombyx mori (Lepidoptera: Bombycidae) during consecutive generations following initial selection on cocoon weight.

Abstract excerpt

The experiments reported here were conducted to investigate the effect of selection on three quantitative traits, namely cocoon weight, cocoon shell weight, and cocoon shell percentage, during four generations by rearing six pure breeds of domesticated silkworm, Bombyx mori L. (Lepidoptera: Bombycidae) of Chinese and Japanese origin compared with random unselected groups as controls. All stages of rearing and...

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