| 释义 |
reˈvegetate, v.|riː-|
[re- 5 a.]
1. intr. To vegetate or grow again.
1769Phil. Trans. LIX. 33 Whole tracts of them may be destroyed without their revegetating.
2. trans. To produce the growth of new vegetation on (disturbed or barren ground). Of a plant: to colonize anew.
1955Sci. Amer. June 50/3 Revegetating the area with plants more drought-resistant than the native flora and fertilizing the land are two of the most helpful measures. 1963D. W. & E. E. Humphries tr. Termier's Erosion & Sedimentation i. 20 The tropical jungles spread out north and south, revegetating the sands and ‘fixing’ the dunes. 1971Nature 4 June 287/1 Practical techniques were developed for revegetating bare, industrially derelict land near Swansea. 1975Sci. Amer. Dec. 27/2 Halogeton, a toxic weed, is among the first and most tenacious plants to revegetate disturbed desert land. 1976Nature 26 Aug. 733/2 All their contracts with coal suppliers contain a clause requiring that strip mined lands be restored and revegetated.
Hence reˈvegetated ppl. a., reˈvegetating ppl. a.; revegeˈtation.
1804Something Odd II. 124 When revegetating Nature invites us to enjoy her endless charms. 1844H. Stephens Bk. Farm III. 960 The drill-harrows or grubber will be found necessary to prevent a re-vegetation of the weeds. 1974Nature 15 Feb. 428/1 Revegetation of toxic spoil from industrial processes. 1974Environmental Conservation I. 60/1 Natural revegetation proceeds very slowly in arctic areas. 1976Billings (Montana) Gaz. 2 July, Hodder's research involves comparing cattle weight gains on revegetated spoils that have been heavily fertilized to gains on unfertilized native range. |