| 单词 | onion smut |
| 释义 | > as lemmasonion smut onion smut n. a parasitic fungus, Urocystis cepulae, infesting onions; the disease caused by this fungus. ΚΠ 1878 Johnson's New Universal Cycl. IV. 1076/1 Urocystis cepulæ is the onion-smut, which has caused great harm, particularly in Connecticut. 1930 Bull. Torrey Bot. Club 57 447 In the onion smut, Urocystis Cepulae, Anderson..and Blizzard..maintain that infection takes place through the cotyledon. 1988 G. N. Agrios Plant Pathol. (ed. 3) xi. 475 Urocystis, causing onion smut (U. cepulae), and leaf or stalk smut of rye (U. occulta). < as lemmas |
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