I. Insects in general: 1. Insects, their structure and food. 2. Life history and habits. 3. Form and colour. 4. Classification and nomenclature. II. Preventive and remedial measures: 5. Origin of insect pests. 6. Preventive and remedial measures. 7. Insecticides and spraying. III. Insects injurious to crops: 8. Pests of the cotton plant. 9. Pests of rice and wheat. 10. Pests of cane, maize and sorghum. 11. Pests of leguminous crops. 12. Pests of miscellaneous field crops. 13. Pests of vegetable crops. 14. Pests of fruit. 15. Caterpillar pests. 16. Beetle pests. 17. Locusts, grasshoppers, surface beetles and burrowing insects. 18. Sucking insects. IV. Other important insects: 19. Insects infesting grain. 20. Insects attacking cattle. 21. Beneficial insects. Appendixes: i. Useful information. ii. Collecting, pinning, setting. General index. List of illustrations. List of plants.