| 单词 | stem rust |
| 释义 | > as lemmasstem rust stem rust n. any of various fungus diseases of plants that produce spots on the stems; esp. that caused by Puccinia graminis on wheat and other cereals, marked by rows of black telia on the stems. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > rust disease or condition of having rustOE rustinga1398 canker?c1425 black rust1785 red gum1794 red rust1806 rust disease1816 red robin1821 red rag1841 crown rust1868 rustiness1882 stem rust1899 1899 M. A. Carleton Cereal Rusts U.S. 57 The stem rust..is not constant in occurrence, but will occasionally miss one or two years. 1923 Jrnl. Agric. Res. 24 979 There are several biologic forms of stem rust of wheat. 1946 K. S. Chester Nature & Prevention Cereal Rusts xiv. 199 Disproportionate emphasis..has been laid on stem rust..in wheat. 1979 Tanous & Rubinstein Wheat Killing (1980) ix. 57 There's some stem rust around... The black spores of the rust were clearly visible. < as lemmas |
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