请输入您要查询的英文单词:

 

单词 black grass
释义

black grassn.

Brit. /ˌblak ˈɡrɑːs/, /ˌblak ˈɡras/, U.S. /ˈblæk ˈɡræs/
Origin: Formed within English, by compounding. Etymons: black adj., grass n.1
Etymology: < black adj. + grass n.1
1. Any of several kinds of foxtail grass which grow as weeds of cultivated land; esp. slender foxtail, Alopecurus myosuroides (formerly called A. agrestis), which can cause serious yield loss in cereal crops.
ΘΚΠ
the world > plants > particular plants > plants and herbs > a grass or grasses > [noun] > foxtail grass
foxtail1552
foxtail-grass1597
mousetail grass1696
black grass1733
bottle grass1813
float-fox-tails1816
1733 W. Ellis Chiltern & Vale Farming xxxvi. 287 The time of sowing it is in March and April, after the manner of the Trefoyl or Black Grass.
1777 W. Curtis Flora Londinensis I. Pl. 31 Alopecurus Geniculatus... The Farmer..distinguishes it by the name of Black Grass. [Note] The Farmer also distinguishes the Alopecurus agrestis..by the name of Black Grass.
1840 Farming at Scoreby in Husbandry (Libr. Useful Knowl.) III. 6 ‘The black grass’..is a very noxious weed.
1861 Jrnl. Royal Agric. Soc. 22 22 From Italian rye-grass the brome-grasses and black grass are still more difficult to separate, as both the genuine and spurious seeds are awned.
1936 Times 13 Apr. 15/2 The grassy types of weed, such as couch, wild oat, and slender foxtail (black grass) are not unfortunately killed by such acid spraying.
1958 H. G. Sanders Outl. Brit. Crop Husbandry (ed. 3) 5 The common infestation of heavy land with slender foxtail (commonly called black grass) may be mentioned.
2000 Farmers Weekly 18 Feb. 50/2 You won't be able to grow wheat if you do not control blackgrass.
2. Chiefly North American. A kind of rush, Juncus gerardii, found in salt marshes in North America and parts of Europe, formerly cut and dried for use as animal fodder.
ΘΚΠ
the world > plants > particular plants > plants and herbs > a grass or grasses > reedy or aquatic grasses > [noun] > rush and related plants
rusheOE
sharp rushc1050
seave14..
junk?a1425
candle-rushc1440
rush1562
sea-rush1562
camel's-straw1578
mat-rush1578
sprot1595
frog grass1597
matweed1597
rush grass1597
sprata1600
spart1614
bumble1633
toad-grass1640
moss-rush1670
thresha1689
spreta1700
bog rush1760
black grassa1763
goose-corn1762
toad-rush1776
wood-rush1776
stool-bent1777
scrub-grass1811
beak-rush1830
salt-weed1836
wiwi1840
thread rush1861
three-leaved rush1861
kill-cow1898
a1763 J. Eliot Let. in J. Mills New Syst. Pract. Husbandry (1763) III. iii. 417 The colour of this grass is a very deep green, which renders it so conspicuously different from every other kind, that it is universally known by the name of black grass.
1782 J. H. St. J. de Crèvecoeur Lett. from Amer. Farmer vi. 159 The best mowing grounds in the island, yielding four tons of black grass per acre.
1841 Farmers' Reg. 28 Feb. 126/2 The black grass (juncus bulbosus) grows principally where the water is freshened by streams from the uplands.
1857 C. L. Flint Pract. Treat. Grasses & Forage Plants 102 The most prominent and valuable of these plants is the Black Grass, (juncus bulbosus, var. gerardi,) an inhabitant of salt marshes.
1916 Proc. Amer. Philos. Soc. 55 481 Then come the extensive areas of the black grass, Juncus Gerardi, upon which the economic value of the marsh depends.
2007 W. Burt Marshes i. 19 There were..other fetching salt-marsh plants: black grass, Juncus gerardi, heavier and darker than the patens, splotching the meadow like cloud shadows.
This entry has been updated (OED Third Edition, September 2011; most recently modified version published online June 2022).
<
n.1733
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/1/11 19:39:58