| 单词 | sap-stain |
| 释义 | > as lemmassap-stain sap-stain n. discoloration of sap-wood, esp. a bluish discoloration by fungi. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > associated with trees > discolouration caused by stain1731 spot1800 sap-stain1910 sap-staining1910 1910 Bot. Gaz. 50 147 Sap stain is in general produced in two ways, by the attacks of fungi and by chemical discoloration. 1953 F. T. Brooks Plant Dis. (ed. 2) xii. 199 Several species of Ceratostomella and allied genera, together with many Fungi Imperfecti, cause sap-stain or blueing of the sap-wood of soft and hard timber felled for lumber, and of pulp-wood... Affected wood is reduced in marketability as the stain is unsightly in timber used for certain purposes. 1976 B. K. Bakshi Forest Path iii. 281 The fungi causing soft rot, like those causing sap stain, belong to the Ascomycetes and Fungi Imperfecti. < as lemmas |
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