OCR Text |
Show The Caliba&e Curcallo. This insect appears to have become quite destructive in some parts of the country, especially in the West. Near Racine, Wis., the cabbages have been injured by it during the last few years. b Work of Cnbbaee Curcullo. Growers claim that one of the worst features is that the insect carries the spores of the cabbage rot from plant to plant. In our first Illustration we show the effect of the work of the curcullo. The beetle lays its egg in a puncture made in the stalk The grub that hatches from it bores its way through the stalk as shown and causes it to wilt In our second illustration is shown the beetle in his various forms. The length of the beetle, it must be remembered, re-membered, is only about one-eighth Inch. The entire body of the hibernated specimens is covered with a light-gray vestiture consisting of piliform scales, while newly bred individuals are coated coat-ed with ochrous scales. The real color below the scaly covering is black, and the older individuals appear leaden-gray leaden-gray in color, and the fresher ones fulvous. Such a difference in coloration colora-tion imparts to the insect quite a distinct dis-tinct appearance. It is probable that the cabbage cur-culio cur-culio was introduced into this country Fro. 14 Gvtarhijndtti rapat; a, beetle: ft. aune lu profile; c larva; d. head of erne; . pupa In cocoon; e, 6, e. e. eight times natural eize; d. more enlarged (criminal). and had established itself at comparatively com-paratively early period, and in New England. It now exists principally in New England, Canada and the Western West-ern States. |