The principal insect enemies of growing wheat
By: by C.L. Marlatt
Series: Farmers' bulletin / United States Department of Agriculture -- no. 132; Farmers' bulletin (United States. Department of Agriculture) -- no. 132
Publisher: U.S. Dept. of Agriculture
Published: 1901
Place of publication: Washington
Language: eng
Number of pages: 40
Subjects: Wheat; Diseases and pests; Grain; Insects
Notes: Cover title.

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Table of contents: title: Introduction. pp. 5; title: The chinch bug (Blissus leucopterus Say). pp. 6; title: Distribution. pp. 7; title: Autumnal flight. pp. 9; title: Life cycle. pp. 9; title: Different stages. pp. 10; title: Habits. pp. 10; title: Migration. pp. 10; title: Crawl on ground. pp. 11; title: Preventives and remedies. pp. 11; title: Burning over waste land. pp. 11; title: Trap crops. pp. 11; title: Rotation. pp. 12; title: Plowing as a check. pp. 12; title: Spraying. pp. 12; title: Protecting furrows. pp. 12; title: Coal-tar barriers. pp. 12; title: Control by fungous diseases. pp. 12; title: The Hessian fly (Cecidomyia destructor Say). pp. 13; title: Economic importance and general characteristics. pp. 13; title: Distribution. pp. 14; title: Natural history and habits. pp. 15; title: Effect on wheat. pp. 19; title: Natural enemies. pp. 19; title: Preventive and remedial measures. pp. 20; title: Late planting of winter wheat. pp. 20; title: Burning stubble. pp. 21; title: Plowing under stubble. pp. 21; title: Rotation of crops. pp. 21; title: Trap or decoy plantings. pp. 21; title: Destruction of volunteer wheat. pp. 21; title: ^; title: Growth of resistant wheats. pp. 22; title: The wheat midge (Diplosis tritici Kirby). pp. 22; title: Injury by larvae. pp. 22; title: Where they oviposit. pp. 23; title: Vitality of the larvae. pp. 23; title: Preventives. pp. 24; title: The wheat plant-louse (Nectarophora cerealis Kalt.). pp. 24; title: Origin. pp. 24; title: When it appears. pp. 25; title: Natural enemies. pp. 25; title: Cause of outbreaks. pp. 25; title: No remedy. pp. 26; title: The wheat straw-worms (Isosoma tritici Fitch and Isosoma grande Riley). pp. 26; title: The joint worm (Isosoma tritici Fitch). pp. 26; title: The wheat-straw worm (Isosoma grande Riley). pp. 27; title: Difference in appearance of the two broods. pp. 27; title: Parasitic enemies. pp. 28; title: Remedy. pp. 29; title: The wheat bulb-worm (Meromyza americana Fitch). pp. 29; title: Distribution. pp. 29; title: Remedies. pp. 30; title: The army worms (Leucania unipuncta Haw. and Laphygma frugiperda S. & A.). pp. 30; title: The army worm (Leucamia unipuncta Haw.). pp. 31; title: Description. pp. 31; title: The larvae. pp. 32; title: Number of generations. pp. 32; title: ^; title: Preventives and remedies. pp. 32; title: Spraying. pp. 33; title: Distribution of poison across their line of march. pp. 33; title: Natural enemies. pp. 33; title: The grass worm, or any fall army worm (Laphygma frugiperda S. & A.). pp. 34; title: Remedies and precautions. pp. 34; title: The wheat sawflies. pp. 34; title: The stem-boring sawflies. pp. 35; title: How they pass the winter. pp. 35; title: Breeds in wheat. pp. 36; title: Western wheat sawfly (Cephus occidentalis Marlatt). pp. 36; title: Leaf-feeding sawflies. pp. 36; title: Grass sawfly (pachynematus extensicornis Nort.). pp. 27; title: Damage inconsiderable. pp. 38; title: Special precautions not necessary. pp. 38.