单词 | hybrid vigour |
释义 | > as lemmashybrid vigour hybrid vigour n. = heterosis n. 3. ΘΚΠ the world > life > biology > biological processes > genetic activity > heredity or hereditary descent > [noun] > cross-breeding or hybridism > hybrid vigour heterosis1914 hybrid vigour1918 1909 E. M. East in Amer. Naturalist 43 179 In every case an increase in vigor over the parents [sc. maize plants] was shown by the crosses.] 1918 E. B. Babcock & R. E. Clausen Genetics in Relation to Agric. xii. 230 Not all species hybrids, however, display hybrid vigor. 1949 C. C. Lindegren Yeast Cell xxvii. 2 The degeneration or ‘running out’ of hybrids showing heterosis has been one of the principal problems of hybrid vigor. 1970 Watsonia 8 131 Its robust growth, vigorous vegetative spread and large fronds..suggest hybrid vigour. < as lemmas |
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