| 单词 | root fly |
| 释义 | > as lemmasroot fly root fly n. any of various flies or other small insects which (as adults or larvae) are destructive to the roots of vegetable crops; esp. the cabbage root fly, Delia radicum (family Anthomyiidae).cabbage root fly: see the first element. ΚΠ 1841 T. W. Harris Rep. Insects Massachusetts 415 The radish-fly..closely resembles the root-fly (Anthomyia radicum) of Europe. 1893 Jrnl. Royal Agric. Soc. 3rd Ser. 4 819 During June and July complaints were received of the ravages of root-fly maggots. 1959 A. Beaumont Dis. Farm Crops ix. 113 It is an advantage to combine root fly and club root control measures in the one operation. 2008 Daily Tel. (Nexis) 5 Apr. (Gardening) 2 Cover seedlings with enviromesh or horticultural fleece to protect from birds, caterpillars and rootfly. < as lemmas |
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