请输入您要查询的英文单词:

 

单词 heart rot
释义

heart rotn.

Brit. /ˈhɑːt ˌrɒt/, U.S. /ˈhɑrt ˌrɑt/
Origin: Formed within English, by compounding. Etymons: heart n., rot n.1
Etymology: < heart n. + rot n.1 In sense 2b after Danish hjærteforrådnelse (E. Rostrup 1891, in Tidsskrift for Landøkonomi 10 508).
1. A disease of sheep. Cf. rot n.1 3a. Obsolete. rare.
ΘΚΠ
the world > health and disease > ill health > animal disease or disorder > disorders of sheep > [noun]
meltc1583
heart rot1807
1807 Prize Ess. & Trans. Highland Soc. Scotl. 3 465 Others speak of many different kinds of rot, and distinguish them by different names, as the cor- or heart-rot, the fell-rot, the bone-rot, and other rots; but Mr. Beattie and other intelligent farmers, are of opinion, that all the different appearances in the body of the animal, are but different symptoms of the same disease, and are all derived from the same cause.
2. Plant Pathology.
a. Any of various fungal diseases of trees causing decay of the heartwood.
ΘΚΠ
the world > plants > disease or injury > [noun] > type of disease > fungal > associated with trees
heart rot1808
white rot1828
sap-rot1838
red rot1847
conk1851
soft rot1886
pine blister1889
silver-leaf1890
leaf shedding1891
pine rust1893
leaf cast1894
partridge-wood1894
larch blister1895
needle-cast1895
sooty mould1901
white pine blister rust1909
larch needle cast1921
coral-spot1923
ink disease1923
pocket rot1926
wood rot1926
Dutch elm disease1927
oak wilt1942
ash dieback1957
the world > plants > disease or injury > [noun] > type of disease > fungal > associated with crop or food plants > various diseases
red rot1798
bunt1800
heart rot1808
yellow rust1808
pepperbrand1842
black spot1847
take-all1865
anthracnose1877
coffee-leaf disease1877
white rot1879
bladder-brand1883
basal rot1896
whitehead1898
black root rot1901
chancre1903
black pod1904
bud-rot1906
frog-eye1906
wildfire1918
pasmo1926
blind-seed disease1939
sharp eyespot1943
1808 Mem. Philadelphia Soc. for Promoting Agric. 1 29 To prevent the heart rot in timber, boring through the center, longitudinally, is effectual.
1847 J. Brown Forester v. 193 That disease, now so prevalent among our larch plantations, generally termed the heart-rot—or, as some writers term it, dry-rot.
1882 Encycl. Brit. XIV. 311/2 A far more formidable enemy [of larches] is the disease known as the ‘heart-rot’.
1919 W. E. Hiley Fungal Dis. Common Larch v. 80 Heart-rot of trees is caused by fungi which grow saprophytically on the dead wood.
1955 W. H. Auden Shield of Achilles i. 19 An oak with heart-rot.
1974 W. Condry Woodlands Pl. 24 The bracket fungus, Ganoderma applanatum, is a common cause of heart-rot in old trees.
2006 F. H. Wagner Yellowstone's Destabilized Ecosyst. vi. 69 Aspen in Yellowstone are extremely difficult to age because most of the older trees have heart rot.
b. Any of several plant diseases typified by rotting of the heart of the root, stem, or crown, frequently caused by fungal or bacterial infection; esp. a disease affecting the leaves and roots of beet, associated with boron deficiency.
ΘΚΠ
the world > plants > disease or injury > [noun] > type of disease > bacterial diseases
root gall1830
soft rot1886
heart rot1891
crown gall1894
bacteriosis1899
watermark disease1924
1891 Agric. Sci. 5 109 The author has studied a disease affecting the young center leaves of the beet plant, which he believes identical with that studied in Germany, known as heart rot of beet.
1913 L. C. Corbett Garden Farming ix. 212 Celery which has been carelessly handled during the blanching period..is apt to be attacked by a soft rot known as heart rot, which has an offensive odor.
1945 New Biol. 1 52 Heart rot of swedes.
1949 F. A. Gilbert Mineral Nutrition of Plants & Animals xv. 81 At present its [sc. boron's] fertilizer value is fully appreciated, and a deficiency of it is recognized as the causative agent for heart rot of beets, brown heart of turnips, cracked stem of celery, [etc.].
1951 Dict. Gardening (Royal Hort. Soc.) I. 428/1 Another Celery trouble is Heart Rot, due to Bacterium carotovorum which turns the centre of the plant into a wet, slimy, rotten mass.
1995 Amateur Gardening 25 Nov. 45/3 Brown rot (heart rot) is a physiological disorder due to boron deficiency, and appears as internal brown specking or rotting within the flesh.
2009 W. G. Hopkins & N. P. A. Hüner Introd. Plant Physiol. (ed. 4) iv. 73/2 In storage roots such as sugar beets, the disorder known as ‘heart rot’ is due to the death of dividing cells..because of boron deficiency.
This entry has been updated (OED Third Edition, June 2013; most recently modified version published online March 2022).
<
n.1807
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:2024/12/23 8:45:13