| 单词 | black root rot |
| 释义 | > as lemmasblack root rot black root rot n. any of various plant diseases characterized black lesions on roots; spec. a disease of tobacco and other plants caused by the fungus Thielaviopsis basicola. ΘΚΠ 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 1901 Progress Beet-sugar Industry U.S. 1900 (U.S. Dept. Agric.) 55 The fields of sugar beets during the past two or three seasons have been very much affected with what is termed ‘black root rot’. 1954 A. G. L. Hellyer Encycl. Garden Work 208/2 Black root rot..is found most commonly on peas, violas and violets. 2002 Aiken (S. Carolina) Standard 31 Jan. 6 b/4 Black root rot usually makes its presence known soon after fall planting. < as lemmas |
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