CONTENTS 



PREFACE v 



SOUKCES OF ILLUSTRATIONS AND ACKNOWLEDGMENTS vii 



CHAPTEK PAGE 



I. INJURY TO CROPS BY INSECT PESTS 1 



II. BENEFICIAL INSECTS, PREDACEOUS AND PARASITIC 9 



III. STRUCTURE AND DEVELOPMENT OF INSECTS 22 



IV. FARM METHODS FOR THE CONTROL OF INSECTS 32 



V. INSECTICIDES 42 



VI. SPRAYING AND DUSTING APPARATUS 60 



VII. INSECTS AFFECTING GRAINS, GRASSES, FORAGE AND MIS- 

 CELLANEOUS CROPS 79 



VIII. INSECTS INJURIOUS TO SMALL GRAINS 121 



IX. INSECTS INJURIOUS TO CORN 157 



X. INSECTS INJURIOUS TO STORED GRAINS 186 



XI. INSECTS INJURIOUS TO CLOVER 200 



XII. INSECTS INJURIOUS TO TOBACCO 222 



XIII. INSECTS INJURIOUS TO COTTON 241 



XIV. INSECTS INJURIOUS TO THE HOP-PLANT 273 



XV. INSECTS INJURIOUS TO POTATOES AND TOMATOES 285 



XVI. InsECTS INJURIOUS TO BEANS AND PEAS 305 



XVII. INSECTS INJURIOUS TO BEETS AND SPINACH 330 



XVIII. INSECTS INJURIOUS TO CABBAGE AND CRUCIFEROUS CROPS . . . 347 



XIX. INSECTS INJURIOUS TO MELONS, CUCUMBERS, SQUASH, ETC. . . 379 



XX. INSECTS INJURIOUS TO MISCELLANEOUS GARDEN CROPS .... 402 



XXI. INSECTS INJURIOUS TO THE SWEET POTATO 430 



XXII. INSECTS INJURIOUS TO THE STRAWBERRY 441 



XXIII. INSECTS INJURIOUS TO THE RASPBERRY AND BLACKBERRY. . . 459 



XXIV. INSECTS INJURIOUS TO THE CURRANT AND GOOSEBERRY 477 



xi 



