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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Norman Criddle ： ウィキペディア英語版 Norman Criddle Norman Criddle, born in 1875 in Addlestone, Surrey, England, died in 1933 in Winnipeg, Manitoba, Canada, was an entomologist active in the early development of control strategies for agriculturally important grasshoppers (Insecta: Orthoptera) in the prairie croplands of western North America, as well as a naturalist-artist.〔Bumsted, J. M. 1999. ''Dictionary of Manitoba Biography''. Winnipeg: University of Manitoba Press, 1999. ISBN 0-88755-169-6 (cloth), ISBN 0-88755-662-0 (paper)〕〔Criddle, A. 1975. The Criddles of Aweme. ''The Manitoba Entomologist'' 8: 5-9.〕 ==Career== In 1902, faced with food crop devastation from a peak in the population of grasshoppers, Criddle developed a mixture of pesticidal toxins called the "Criddle Mixture" to combat them, and was hired by the provincial government to demonstrate its use to farmers.〔Gibson, A., and H. G. Crawford. 1933. Norman Criddle. ''The Canadian Entomologist'' 65:193-200.〕 In 1913 the Manitoba government hired him as an entomological field officer, and in 1919 he was appointed the provincial entomologist.〔Holliday, N. J. 2006. "Norman Criddle: Pioneer Entomologist of the Prairie" in '' Manitoba History'' 51: 8-15., accessible on-line at http://www.mhs.mb.ca/docs/mb_history/51/criddle_n.shtml, 11 Jul 2011.〕 Gifted with considerable artistic ability, Criddle illustrated a number of agricultural books; his and Dr. James Fletcher's ''Fodder and Pasture Plants'' and ''Farm Weeds of Canada'' are especially noteworthy. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Norman Criddle」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.