Insect pests of farm, garden and orchard . o plant, aiul if not removed will usually die duiiugthe season. Control.—The only niothod of coiitiT)! is to keep all the oldwood HMnovod and to cut out and l)urn all affected canes in fallor caily s))ring, whonev(>r \\w injuiy may ])ost be detected. The Currant-stem Girdler * In late spring, after th(> young currant-shoots have reacheda growth of several inches, two or throe iiuhes of the tips some-times wilt, and fall o\-or and hang suspended oi- drop to the examination shows that the tip has l)oon girdled by severalsharp cuts, it is
Insect pests of farm, garden and orchard . o plant, aiul if not removed will usually die duiiugthe season. Control.—The only niothod of coiitiT)! is to keep all the oldwood HMnovod and to cut out and l)urn all affected canes in fallor caily s))ring, whonev(>r \\w injuiy may ])ost be detected. The Currant-stem Girdler * In late spring, after th(> young currant-shoots have reacheda growth of several inches, two or throe iiuhes of the tips some-times wilt, and fall o\-or and hang suspended oi- drop to the examination shows that the tip has l)oon girdled by severalsharp cuts, it is prol)al)ly the work of the Cuirant-stem is a native which was fiist dosciibed from Massachusetts,and has also been found injurious in Uhode Island, Canada, Ohio * Janva ?integer Norton. Family TentJiredinidoe. See Slingerland, Bul-letin 126, Cornell Univ. Agr. Exp. Sta.; F. H. Chittenden, Bulletin No. 4U,Bureau of Forestry, pp. (iS-70. ^^M» •? i<^ iiii^ ^Hi ^^^ —? ^ ^^M «^«^.^^^ ! fTS^B^H a M ^^j^^H m. Fig. 344.—The currant stem-girdler {Janus integer Norton): a, female atwork girdling a currant stem—natural size; b, girdled portion of stemmuch enlarged to show character of girdle; r, stem cut open to showegg; t/, egg—much enlarged. (After Slingerland.) 47J 480 INSECT PESTS OF FARM, GARDEN AND ORCHARD ami Michigan, but lias been most troublesonie in New has also been noted as a pest of wiUow and i)ophir in Mary-land, and of basket willow in Kentuck}, Indiana, and (Jhio, sothat it is doubtless quite generally distriljuted. The adult insectis a slender saw-fly with shining black body and light brownishlegs, shown natural size in Fig. 344a. The male is smaller andhas a brownish-}ellow abdomen, while in the female the firsthalf of the abdomen is reddish-orange and the rest is black. Theadults are abroad in May, but are very shy and are seldom seen.
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisheretcet, bookyear1912
