| 单词 | spruce borer |
| 释义 | > as lemmasspruce borer spruce borer n. chiefly North American any of various beetles, esp. of the families Cerambycidae and Buprestidae, having larvae that bore into the wood of spruce trees; also with distinguishing word. ΚΠ 1883 3rd Rep. U.S. Entomol. Comm. ix. 254 (heading) in U.S. Congress. Serial Set (47th Congr., 2nd Sess.: House of Representatives Misc. Doc. 44) XV Flat-headed spruce borer. (Melanophila ?) 1929 F. P. Keen Insect Enemies Calif. Pines (Calif. Dept. Nat. Resources: Division Forestry Bull. No. 7) 65 The Black Spruce Borer (Asemum atrum Esch.)..commonly feeds in the sapwood of dying Douglas fir. 2009 Portland (Maine) Press Herald (Nexis) 3 May g1 If the very top leader of your spruce or pine tree withers and dies but the rest of the tree otherwise appears healthy,..the most likely culprit is a pine or spruce borer. < as lemmas |
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