Title: Applied entomology; an introductory text-book of insects in their relations to man
Description: Relation of insects to other animals. External structure of insects. Internal structure and physiology of insects. Development of insects. Economic importance of insects: natural control. Applied control. Insecticides in general: inorganic insecticides. Oranic insecticides. Classification of insects. Order.
Subjects: Injurious and beneficial Insects, Insects, Insect pests, Insecta, Beneficial insects
Places: United States