单词 | speltoid |
释义 | speltoidadj.n. Botany. A. adj. Of a wheat: resembling or having certain characteristics of spelt. ΘΚΠ the world > plants > particular plants > cultivated or valued plants > particular food plant or plant product > cereal, corn, or grain > [adjective] > of or containing wheat > of, belonging to, or resembling wheat plant > of particular types pollard?1523 white-bearded1607 red-bearded1634 buckwheat1774 speltoid1920 1920 Hereditas I. 116 A distinctive character of these speltoids..is the short outer glumes, abruptly cut off at the top as in Triticum spelta... Speltoid heterozygotes are also characterized by longer straws and longer and more lax spikes than the mother sort. 1932 Proc. 6th Internat. Congr. Genetics I. 286 Speltoid and dwarf types..are found in the progeny of treated plants of Triticum vulgare. 1975 Proc. Royal Soc. B. 188 149 Reasonably uniform lines were available for test crosses with vulgare and speltoid tester stocks. B. n. A speltoid wheat. ΘΚΠ the world > plants > particular plants > cultivated or valued plants > particular food plant or plant product > cereal, corn, or grain > [noun] > wheat > types of wheat grain or plant spelta1000 farc1420 ador?1440 flaxen wheat?1523 Peak-wheat?1523 red wheat?1523 white wheat?1523 duck-bill wheat1553 zea1562 alica1565 buck1577 amelcorn1578 horse-flower1578 tiphe1578 pollard1580 rivet1580 Saracen's corn1585 French wheat1593 Lammas-wheat1594 starch corn1597 St. Peter's corn1597 frumenty1600 secourgeon1600 polwheat1601 duck-wheat1611 kidneys of wheat1611 ograve wheat1616 soft wheat1640 cone-wheat1677 Lammas1677 Poland wheat1686 Saracen corn1687 pole rivet1707 Smyrna wheat1735 hard wheat1757 hen corn1765 velvet wheat1771 white straw1771 nonpareil1805 thick-set wheat1808 cone1826 farro1828 Polish wheat1832 velvet-ear wheat1837 sarrasin1840 mummy wheat1842 snowdrop1844 Red Fife1857 flint-wheat1859 dinkel1866 thick-set1875 spring1884 macaroni wheat1901 einkorn1904 marquis1906 durum1908 emmer1908 hedgehog wheat1909 speltoid1939 1939 F. W. Sansome & J. L. Philp Recent Adv. in Plant Genetics vii. 212 The speltoids differ from the parental type in having lax ears, thick keeled glumes which can only be pulled away from the grain with difficulty, and by the presence of awns. 1975 Proc. Royal Soc. B. 188 156 Spelta and speltoid cannot be distinguished phenotypically... The low frequency of defectives in F2's with base-sterile speltoids indicates a high degree of buffering by the polygenic system. Derivatives ˈspeltoidy n. speltoid character. ΘΚΠ the world > plants > particular plants > cultivated or valued plants > particular food plant or plant product > cereal, corn, or grain > [noun] > wheat > types of wheat grain or plant > speltoid character speltoidy1944 1944 Genetics 29 233 Speltoidy (so called because of the resemblance to T. spelta) has been shown..frequently to be due to the effects of a particular monosome. 1958 Nature 28 Jan. 1813/1 Okamato..has shown that chromosome IX is in the A genome, and has thus reduced the historical importance of speltoidy and compactoidy. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2021). < adj.n.1920 |
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