Economic entomology for the farmer Economic entomology for the farmer and the fruit grower, and for use as a text-book in agricultural schools and colleges; economicentomol00smit Year: 1906 THE JXSECr WORLD. 195 The ' apple-twig borer,' Amphicerus bicaudatus, is about the only species needing especial remark, and this beetle bores into small apple-twigs in early spring, entering close to a bud and making a channel several inches in length, apparently for food and shelter merely. It remains in these burrows a short time only, and then lays its eggs in the dead or dying roots of ' cat- FiG. 183
Economic entomology for the farmer Economic entomology for the farmer and the fruit grower, and for use as a text-book in agricultural schools and colleges; economicentomol00smit Year: 1906 THE JXSECr WORLD. 195 The ' apple-twig borer,' Amphicerus bicaudatus, is about the only species needing especial remark, and this beetle bores into small apple-twigs in early spring, entering close to a bud and making a channel several inches in length, apparently for food and shelter merely. It remains in these burrows a short time only, and then lays its eggs in the dead or dying roots of ' cat- FiG. 183. Apple-twig borer, Amphicrrus bicaudatus.—a, beetle, from above ; b, same, in outline, from side ; d, larva ; g, pupa ; h, same in larval burrow ; c, e,/, structural details. brier,' or ' greenbrier' {Smilax sp.), or in dead shoots of grape. The insects rarely appear in troublesome numbers, and then good practice is to look after neglected vineyards or grape tangles in near-by woods, and after brier thickets, which latter are an abomination at best and should be destroyed. There are other Serricorn families, small both in size and in the number of species they contain, but they are mostly rare, of no economic importance, and need not be referred to here even by name.
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