(IX) 



CONTENTS. 



I. INTRODUCTION. 



II. INSECTS AND THEIR NEAR RELATIONS. 



III. NATURAL HISTORY OF INSECTS. 



IV. ORDERS OF INSECTS. 



V. INSECT PESTS OF CROPS. 



VI. INSECTS WHICH ATTACK MAN. 



VII. INSECT PESTS OF DOMESTIC ANIMALS. 



VIII. INSECTS OF THE HOUSEHOLD AND PESTS 



OF STORED PRODUCTS. 



IX. THE CONTROL OF INSECTS. 



X. INSECTS AND THEIR NATURAL ENEMIES. 



