Clell Lee Metcalf

John Henry Schaffner

Lee Barker Walton

Robert Fiske Griggs

Arranged According to the Phyletic Classification; with Notes on the Geographical Distribution in the State, Based Mainly on Specimens in the State Herbarium, Botanical Laboratory, the Ohio State University

Catalog of Ohio Vascular Plants

Wesley Pillsbury Flint

Their Habits and Control

Destructive and Useful Insects

Robert Lee Metcalf

Insects as enemies of man. The value of insects to man. The external morphology of insects. The internal anatomy and physiology of insects. The mouth parts of insects. Development and metamorphosis. The place of insects in the animal kingdom. The orders of insects. Insect control. Apparatus for applying 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 plants and the flower garden. Household insects and pests of stored grains, seeds, and cereal products. Insects injurious to domestic animals. Insects that attack and annoy man and affect his health.

Clell Lee Metcalf

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