VI TABLE OF CONTENTS. 



Grasshoppers in General Continued: 



Anatomy of the Differential Locust 39 



External anatomy 39 



The head 40 



The thorax 41 



Appendages of the thorax 42 



The abdomen 43 



Internal anatomy 44 



Digestive system 44 



Circulatory system 45 



Respiratory system 46 



Reproductive system 47 



Nervous system 47 



Measures of Prevention 48 



Alfalfa culture 51 



The Hopper-Dozer 55 



Spraying 60 



Summary 60 



Grasshopper Law 61 



Bibliography of Differential Locust 62 



Technical description of the Differential Locust 63 



PART II. ALFALFA AND BEES. 



Introduction 67 



Varieties of Bees 68 



German 69- 



Carniolan 69 1 



Italian 71 



Cyprian " 71 



Social Economy of the Hive 72 



The queen 72 



The drone 73 



The worker 13- 



Bee Products 74 



Bee-bread 74 



Propolis , 74 



Royal jelly 74 



Silk 75 



Wax 75 



Honey 75 



Analyses of various kinds of honey 79 1 



Comb building 79 



The sting 80 



Method of fertilization of the alfalfa blossom 81 



Influence of bees upon the seed crop 82 



Comparative tables 84 



Alfalfa as a honey plant 84 



Comparative tables showing alfalfa acreage, stands of bees, pounds of 



honey 86 



Observations gathered from Kansas Apiarists 88- 



Some hive yields 9ft 



Record of colony of bees feeding for the year almost exclusively upon alfalfa, 100 



