| 单词 | ray blight |
| 释义 | > as lemmasray blight ray blight n. Plant Pathology a fungal disease of chrysanthemums caused by the ascomycete Didymella ligulicola (anamorph Ascochyta chrysanthemi), which causes rotting of flowers and cuttings. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > associated with flowers white rust1677 white rust1815 hollyhock fungus1883 hollyhock disease1898 hollyhock rust1899 ray blight1907 tulip fire1931 1907 Science 22 Feb. 291/2 A new chrysanthemum disease—the ray blight: Professor F. L. Stevens. 1943 B. O. Dodge & H. W. Rickett Dis. & Pests Ornamental Plants 214 Ray blight..is another fungous disease of the flowers. The ray flowers are attacked, so that the blooms are deformed and one-sided. 1988 I. M. Smith et al. European Handbk. Plant Dis. xiii. 350/2 D. ligulicola causes American rayblight of Chrysanthemum. < as lemmas |
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