XVI LIST OF ILLUSTRATIONS 



FIGURE PAGE 



24. A field of corn in shock. (Agronomy Department, Ohio 



Station) 80 



25. A rack for storing corn. (Extension Department, Ohio 



State University) .86 



26. Eeninants of an ear-row test. (Agronomy Department, 



Ohio Station) 89 



27. Corn-breeding plot 90 



28. Corn-multiplying plot ........ 91 



29. A sample of show corn ........ 93 



30. Diagram showing manner of growth ..... 101 



31. Diagram showing stooling or tillering in wheat . . . 102 



32. Variation in number of culms per plant. (Agronomy De- 



partment, Ohio Station) 103 



33. Variation in size of head and number of spikelets. (Ohio 



Station) 104 



34. A spikelet of wheat ........ 105 



35. Einkorn 108 



36. Spelt 109 



37. Emmer 109 



38. Club wheat 110 



39. Polish wheat 112 



40. Loaves of bread illustrating the baking qualities of flour 



made from different varieties of wheat. (Extension 



Department, Ohio State University) .... 117 



41. Wheat crops of the leading countries of the world . . 120 



42. Cross .section of a poorly and well prepared seed bed. (Ex- 



tension Departmerit, Ohio State University) . . . 130 



43. Harvesting wheat. (Dr. C. E. Saunders, Ottawa, Canada) 134 



44. A combination harvester and thrasher. (Successfttl Farm- 



ing) 135 



45. Thrashing wheat in the Northwest ..... 1.36 



46. Variety tests of wheat showing earliness of Marquis. (Dr. 



C. E. Saunders, Experimental Farms, Ottawa, Canada) 138 



47. Head-row test at Ohio Station showing variation in erectness 



of heads. (Agronomy Department, Ohio Station) . 139 



48. Head-row test showing variation in yield of straw and grain 140 



49. Harvesting wheat plots at Cornell University. (Plant Breed- 



ing Department) ........ 141 



50. Spikelet of oats 146 



