. Bulletin - New York State Museum. Science. Fig. 36 Leopard moth, adult female (after Pike) 44 Bronze birch-borer (A g r i 1 u s a n x i u s). If infested bark is examined, a slender flat-headed grub may be found running burrows in all directions in the inner portions. White and other birches /^ ^"^^B^ ^^^ attacked, one of the first indica- tions of attack being the dying of the tree at the top. It is very in- jurious at present in Buffalo. The beetles appear in June. Treatment: cut and burn badly a infested trees. GARDEN INSECTS 45 Colorado potato beetle (Dory- p h o r a 1 0-1 i n e a t
. Bulletin - New York State Museum. Science. Fig. 36 Leopard moth, adult female (after Pike) 44 Bronze birch-borer (A g r i 1 u s a n x i u s). If infested bark is examined, a slender flat-headed grub may be found running burrows in all directions in the inner portions. White and other birches /^ ^"^^B^ ^^^ attacked, one of the first indica- tions of attack being the dying of the tree at the top. It is very in- jurious at present in Buffalo. The beetles appear in June. Treatment: cut and burn badly a infested trees. GARDEN INSECTS 45 Colorado potato beetle (Dory- p h o r a 1 0-1 i n e a t a). ScOutyel- lowish beetles with black striped wing covers appear in early spring, feed, and deposit yellowish eggs in clusters on under surface of leaves. The reddish, black marked grubs also devour the foliage. Treatment: spray vines with poison; Fm. 37 Bronze birch borer: a female beetle; h first abdominal segments of male from below; c larva from above- all enlarged about 3»^ times (after Chit- tenden, U. S. (lep't agr., dlv. cut., bull. 18, n. s.). 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 New York State Museum; New York State Museum. Albany : New York State Education Dept
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectscience, bookyear1887
