| 单词 | reclamation disease |
| 释义 | > as lemmasreclamation disease reclamation disease n. [after German Urbarmachungskrankheit (B. Sjollema 1933, in Biochem. Zeitschr. 267 151)] Plant Pathology any of a group of disorders affecting crops grown on reclaimed land, caused by deficiency or excess of trace elements (typically copper) and characterized by symptoms such as distortion and chlorosis of leaves, and failure of affected plants to set seed. ΘΚΠ the world > plants > disease or injury > [noun] > associated with particular type of plant > crop or food plant blast1750 speaning brash1872 reclamation disease1937 1937 F. T. Heald Introd. Plant Pathol. xviii. 365 The curative value of boron has also been demonstrated for the ‘reclamation or bog disease’, a trouble characteristic of swampy heath soils in European countries. 1941 Geogr. Jrnl. 98 280 The..curious ‘reclamation disease’ occurs, requiring the addition of about 35–55lb. copper sulphate per acre. 1974 J. P. Andriesse Trop. Lowland Peats South-east Asia 22 Sphagnum peats..are in general notorious for their low contents in trace elements causing various reclamation diseases in crops. 1993 Jrnl. Animal Sci. 71 3167/1 Copper deficiency has frequently been observed when acid Histosols are brought into agricultural production giving rise to the term ‘reclamation disease’. < as lemmas |
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