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. Class book of economic entomology [microform] : with special reference to the economic insects of the northern United States and Canada. Insect pests; Entomologie; Entomology; Insectes nuisibles, Lutte contre les; Insect pests; Insectes nuisibles. S«.i Mf n,.. .âââ âf â ,i,l 1,.,^,,,, p ,-âT^ (⢠!/⢠(V),â,,/âf*., 'â â â .>'Y-\.-natiân âf â svrâl,i,| WHK length; cross vdns ââ, closCogethcr vc^N . ' ,9.â,.Mâj«â,|,âââ Klic-s) ' "'""" '". F't;. 151.âVonation of rAw⢠(--l/zcr C'omstock.) Frr^^ ,52.âVunation of a mustid Posuor greatly lcngthen«l
. Class book of economic entomology [microform] : with special reference to the economic insects of the northern United States and Canada. Insect pests; Entomologie; Entomology; Insectes nuisibles, Lutte contre les; Insect pests; Insectes nuisibles. S«.i Mf n,.. .âââ âf â ,i,l 1,.,^,,,, p ,-âT^ (⢠!/⢠(V),â,,/âf*., 'â â â .>'Y-\.-natiân âf â svrâl,i,| WHK length; cross vdns ââ, closCogethcr vc^N . ' ,9.â,.Mâj«â,|,âââ Klic-s) ' "'""" '". F't;. 151.âVonation of rAw⢠(--l/zcr C'omstock.) Frr^^ ,52.âVunation of a mustid Posuor greatly lcngthen«»ââ^,v,«. (,lâ|. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Lochhead, William, 1864-1927. Philadelphia : P. Blakiston's Son
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectentomology, bookyear1