Destructive and Useful Insects

Book excerpt: Insects as enemies of man. The value of insects to man. The morphology, physiology, and biochemistry of insects. The mouth parts of insects. Development and metamorphosis. The classification of insects. Insect control. The application of insecticides. Insects injurious to corn. Insects injurious to small grains. Insects injurious to legumes. Cotton insects. Tobacco insects. Insects injurious to vegetable gardens and truck crops. Insects injurious to deciduous fruits and bush fruits. Citrus insects. Insects attacking shade trees and shrubs. Insect pests of greenhouse and house plants and the flower garden. Household insects and pests of stored grains, seeds, and cereal products. Insects injurious to domestic animals. Insects thar attack and annoy man and affect his health.