CONTENTS 



CHAPTER I 



PAGES 



OATS Avena sativa . ... . . . ; 1-31 



Structure, 1 ; Varieties, C ; Climate, Soils, and Fertilizers, 

 13 ; Cultural Methods, 16 ; Enemies, 23 ; Laboratory Exer- 

 cises, 29 ; Literature, 31. 



CHAPTER II 



WHEAT Triticum sativum . . ... . 32-67 



Structure and Composition, 32; Species and Varieties, 

 40 ; Soils, Rotation, and Fertilizers, 45 ; Preparation and 

 Sowing, 50 ; Harvesting, 58 ; Enemies, 59 ; Laboratory Ex- 

 ercises, 64 ; Literature, 67, 



CHAPTER III 

 RYE AND BARLEY . . . . . . . 68-77 



Rye Secale cereale . ' . . 68 



Barley Hordeum sativum . . ... 74 

 Laboratory Exercises, 77 ; Literature, 77. 



CHAPTER IV 

 CORN OR MAIZE Zea mays . . . . . . 78-97 



Structure, 80 ; The Corn Grain or Kernel, 92 ; Laboratory 

 Exercises, 95; Literature, 97. 



CHAPTER V 



CORN COMPOSITION AND JUDGING ..'.. 98-111 

 Judging Corn, 101. 



Laboratory Exercises, 102 ; Literature, 111. 

 xiii 



