| 单词 | soil exhaustion |
| 释义 | > as lemmassoil exhaustion soil exhaustion n. the disappearance of fertility from the soil. ΘΚΠ the world > food and drink > farming > farm > farmland > land suitable for cultivation > [noun] > land exhaustion skinning1888 soil exhaustion1920 soil deficiency1925 soil sickness1934 desertization1968 desertification1974 1920 W. W. Weir Productive Soils vii. 84 In some instances soil exhaustion may be attributed largely to the removal, mainly through cropping and leaching, of some one or all of the three named elements. 1934 A. J. Toynbee Study of Hist. I. 126 As regards the possibility of soil-exhaustion, an observation of latter-day native agriculture in the area..seems to show that a repeated clearing and burning-off of the tropical forest..does tend..to exhaust the soil. 1946 J. S. Huxley Unesco ii. 28 It is possible to exploit new agricultural methods in a way that is..disastrous to agriculture itself, by causing soil exhaustion or erosion. < 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。