CONTEXTS 



CHAPTER I 



Oats — Arena sativa 1-31 



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

 13 ; Cultural Methods, 16 ; Enemies, 23 ; Laboratorj' Exer- 

 cises, 29 ; Literature, 31. 



CHAPTER II 



AVheat — Tritirum salhnm 32-67 



Structure and Composition, 32 ; Species and Varieties, 

 40; SoUs, Rotation, and Fertilizers, 4-5; Preparation and 

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

 ercises, 64 ; Literature, 67, 



CHAPTER III 

 Rye axd B.iRLEV . ........ C8— 77 



Rye — Secale cereale .....,,, 68 



Barley — Hordeiim sativum 74 



Laboratory Exercise.?, 77 ; Literature, 77. 



CHAPTER IV 



CoEX OR M.iizE — Zea mays 78-97 



Structure, 80 ; The Com Grain or Kernel, 02 ; Laboratory 

 Exercises, 96; Literature, 97. 



CHAPTER V 

 CoRX — Composition" ami .Jidgixg ..... 98-111 



Judging Corn, 101. 



Laboratory Exercises, 102 ; Literature, 111. 

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