单词 | chocolate spot |
释义 | > as lemmaschocolate spot chocolate spot n. (also more fully chocolate spot disease) (a) a disease of field beans and broad beans (genus Vicia) characterized by the appearance of reddish-brown spots on the foliage, flowers, pods, and stems and typically progressing to a severe blight, caused by Botrytis fabae and certain other fungi of the genus Botrytis; (b) any of various other diseases or physiological disorders of plants characterized by the appearance of brown spots. ΚΠ 1922 Ann. Appl. Biol. 9 203 The ‘streak’ disease of beans (Chocolate Spot Disease) is caused by B[acillus] lathyri. 1959 A. Beaumont Dis. Farm Crops vi. 92 This [sc. field spot] is sometimes found on field beans in England and Scotland and can be confused with chocolate spot. 1970 New Scientist 10 Sept. 527/1 Chocolate spot is a disease, found in hot, dry countries, which attacks potatoes. 2010 G. Stebbings Growing Fruit & Veg For Dummies vii. 127 Chocolate spot is the only serious disease that affects broad beans. < as lemmas |
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。