| 单词 | black bent |
| 释义 | > as lemmasblack bent black bent n. (a) a foxtail grass, Alopecurus myosuroides (formerly A. agrestis), common as a weed of cereal crops; (b) the red-top Agrostis gigantea, a perennial grass native to Europe and widely naturalized in North America. ΚΠ 1771 A. Young Farmer's Tour E. Eng. II. 414 From the middle of April till June, the black bent was fed with sheep, by lodging them in it from a common. 1821 S. F. Gray Nat. Arrangem. Brit. Plants II. 145 Vilfa nigra. Black bent. 1931 A. D. Hall Soil (ed. 4) x. 361 On cultivated land, the ‘black-bent’ grass (Alopecurus agrestis) and field mint (Mentha arvensis) are difficult to deal with. 1991 R. H. M. Langer & G. D. Hill Agric. Plants (ed. 2) iv. 85 Black bent or redtop (A. gigantea) is an arable weed in the main. 1995 Farmers Weekly 21 July 69/1 Cereal growers on Wold land suspect they have herbicide-resistant blackgrass in early spring should take a closer look—chances are it's black bent. < as lemmas |
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