. Injurious insects : how to recognize and control them . Insect pests; Insect pests. Fig. 305. -Tin- Flat-headed Apple-tree Borer, and lar\'a. Orii^iiial. Work The flat-headed apple-tree borer works only in the sapwood, often well up on the trunk, and eompletes its life round in one year. The grub has a flatteneil and enlarged segment just baek of the head. Its parent is a small, nietalhc colored beetle. The food plants include. Fig. 306. —Adult of the Flat-headed Apple-tree Borer. Original. apple, pear, peach, and various forest trees such as oak and maple. Eggs are laid in June and July. Th
. Injurious insects : how to recognize and control them . Insect pests; Insect pests. Fig. 305. -Tin- Flat-headed Apple-tree Borer, and lar\'a. Orii^iiial. Work The flat-headed apple-tree borer works only in the sapwood, often well up on the trunk, and eompletes its life round in one year. The grub has a flatteneil and enlarged segment just baek of the head. Its parent is a small, nietalhc colored beetle. The food plants include. Fig. 306. —Adult of the Flat-headed Apple-tree Borer. Original. apple, pear, peach, and various forest trees such as oak and maple. Eggs are laid in June and July. The grub makes shallow Inu'rows, for the most part just under the outer bark. The insect hibernates as a grub in the burrows. Remedies are the same as for the round-headed apple-tree borer, but mechanical protectors must inclose the entire trunk. The Peach-borer (Sanninoidca Say) An exudation of gtmi, often mixed with sawdust or frass. tisually close to or just beneath the stu'face of the ground, is the outward e\i-. 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
