单词 | alfalfa weevil |
释义 | > as lemmasalfalfa weevil alfalfa weevil n. either of two small brown weevils of the genus Hypera, esp. the European H. postica, which are serious pests of alfalfa and have been introduced into North America. ΚΠ 1911 Science 17 Mar. 420/1 T. D. Urbahns..will go to Salt Lake City to take up an investigation of the alfalfa weevil. 1944 R. Matheson Entomol. for Introd. Courses xv. 368 The alfalfa weevil Phytonomus posticus , is a pest of alfalfa in the western states. 1971 B. A. Haws & C. C. Burkhardt in R. E. Pfadt Fund. Appl. Entomol. (ed. 2) xi. 327 A related species, the Egyptian alfalfa weevil, occurred first in Arizona and southern California in 1939. 2004 A. E. Hajek Nat. Enemies i. v. 93 The fungal pathogen Zoophthora phytonomi and its alfalfa weevil host (Hypera postica) have been manipulated to enhance disease epizootics. < as lemmas |
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