Insects Affecting Forest Trees |
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abundant Adirondacks adult galleries Ambrosia Beetles Anisota senatoria antennae arbor vitae Ashm August balsam BARK BEETLE bark borer beetle borings breeding brood burrows caterpillar central chamber chitinous cocoons considerable numbers cylindrical dark brown declivity deposited dorsal egg notches elytra excavated feeding female figure Fitch foliage full grown larva gall gall fly grubs hard pine hatch inch in length inch long injury inner bark Insects Affecting irregular July June Karner in 1901 Kirby lady bug large numbers larva latter leaf light brown limbs moth Natural Enemies nearly needles observed oval parasites PINE LEAF pines at Karner pitch mass pitch pine plate 12 Prof prothorax punctured pupa pupal cells recorded reddish-brown represented at plate Rhagium sap wood scale insect scrub oak shown at plate slender small numbers species spruce stout testaceous tips tissues Tomicus balsameus trunk twig weevil white pine white pine weevil wing covers yellowish young