. Injurious insects : how to recognize and control them . Insect pests; Insect pests. 286 PESTS OF ORCBARD AND SMALL FRUITS. Fig. 418. — Cocoons of the Imported Currant Worm. Original. the sprajdng is done early, arsenate fruit is coloring, use hellebore. The Xative Cur- rant Worm (Di- phadnus appendicu- latus Hartig) causes similar defoUation. The lar^'a is hah an inch long, and light The pupal stage is passed in Uttle cells in the soil. There are two generations, one lot of worms appearing in early sum- mer and the second brood five or six weeks later. Hibernation takes place in the pupal st
. Injurious insects : how to recognize and control them . Insect pests; Insect pests. 286 PESTS OF ORCBARD AND SMALL FRUITS. Fig. 418. — Cocoons of the Imported Currant Worm. Original. the sprajdng is done early, arsenate fruit is coloring, use hellebore. The Xative Cur- rant Worm (Di- phadnus appendicu- latus Hartig) causes similar defoUation. The lar^'a is hah an inch long, and light The pupal stage is passed in Uttle cells in the soil. There are two generations, one lot of worms appearing in early sum- mer and the second brood five or six weeks later. Hibernation takes place in the pupal stage. The adult is a sawfly. Until currants are ripe the best remedy is an apphcation of Paris green and lime. If of lead may be used. When the. 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 O'Kane, Walter Collins, b. 1877. New York : The Macmillan Company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectinsectp, bookyear1912
