| 单词 | goatgrass |
| 释义 | > as lemmasgoatgrass goatgrass n. any of various wheatlike grasses of the Eurasian and North American genus Aegilops (family Poaceae), esp. A. cylindrica, commonly regarded as an agricultural weed; also with distinguishing word. Grasses of the genus Aegilops are considered to be the wild ancestors of modern varieties of domestic wheat; cf. aegilops n. 3b. ΚΠ 1882 Star (St. Peter Port, Guernsey) 2 Sept. One of these weedy goat grasses has now been shown with great probability to be the wild form of our cultivated wheat. 1929 Trans. Kansas Acad. Sci. 32 84 Fields have been visited which contained spots of 5 to 35 acres which were solid stands of goat grass. 1993 R. L. Zimdahl Fund. Weed Sci. vi. 100 (caption) The upright, narrow unbranched leaves of jointed goatgrass. 2005 M. Nesbitt in G. Prance & M. Nesbitt Cultural Hist. Plants iv. 53 Genes contributed from goatgrass (Aegilops) give bread wheat greater cold hardiness than most wheats. < as lemmas |
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