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. A manual of dangerous insects likely to be introduced in the United States through importations. Fig. 2-1.—Bean leaf-beetle (Cerotoma denticornis): Adults, two_varieties. (Chittenden.) BEECH.(Fagus spp. Family Fagacese.) This genus contains tall, hardy, deciduous trees favored for parks. The wood isvaluable and the nuts edible. The nuts also >ield an oil used for cooking. Propa-gated from seed. Valuable for nursery stock. A. BEECH PESTS LIKELY TO BE IMPORTED. Laspeyresla grossana Haworth. (Carpocapsa.)(Beech Tortrix. Tortricidse; Lepidoptera.) Hosts: Hazelnut, walnut, oak, beech, chestnut
. A manual of dangerous insects likely to be introduced in the United States through importations. Fig. 2-1.—Bean leaf-beetle (Cerotoma denticornis): Adults, two_varieties. (Chittenden.) BEECH.(Fagus spp. Family Fagacese.) This genus contains tall, hardy, deciduous trees favored for parks. The wood isvaluable and the nuts edible. The nuts also >ield an oil used for cooking. Propa-gated from seed. Valuable for nursery stock. A. BEECH PESTS LIKELY TO BE IMPORTED. Laspeyresla grossana Haworth. (Carpocapsa.)(Beech Tortrix. Tortricidse; Lepidoptera.) Hosts: Hazelnut, walnut, oak, beech, chestnut. Injury: Seldom serious. Attacks fruits of its hosts. Description and biology: Adult, forewing bluish ash-gray; translucent spot brownishgold streaked with black, brown at base, bounded by triangular spots. Fliea inJune and July (Germany). Pupates in spring in the earth. Larva attacks nuts inlate summer, winters in earth. Distribution: Europe. SoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3, p. 276. BEECH INSECTS. 39 B. OTHER IMPORTANT BEECH PESTS. Pt
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashingtongovtprin