INDEX 



Africa, production of potatoes in, 3. Chester County, Pa., potatoes con- 



alcohol, manufacture of, 274 

 slops or residue, 282. 

 use for, 271. 



alfalfa in rotation. 111, 112. 



alsike clover in rotation, 111. 



Aroostook County, Me., as a potato 

 center, 7, 113. 



arsenical injury, 202. 



Asia, production of potatoes in, 3. 



association of characters in breed- 

 ing, 75. 



Australia, production of potatoes 

 in, 3. 



Austria-Hungary, production of 

 potatoes in, 2, 3. 



bacteria in soils, 102. 



bacterial wilt, 200. 



Baker, 21. 



barley, value in United States, 3. 



world's crop, 1. 

 Bauhin, 15. 

 belladonna, 1. 

 black-leg, 199. 

 blister-beetle, 175. 

 bordeaux mixture, 217. 

 botanical characteristics, 21. 

 breeding, 47-85 (chapter IV). 

 bud-selection, 57. 

 bud-sports, 57, 76. 



calcium, 124. 



Canada, production of potatoes in, 

 3, 13. 



de CandoUe, 15. 



capsicum, 1. 



Carbondale, Colo., as a potato cen- 

 ter, 7. 



Cardan, 15. 



sumed on farms, 12. 

 Cierga de Leon, 14. 

 classification, 21. 

 climate, 86 (chapter V) . 

 Clusius, 15. 



Colorado potato beetle, 170. 

 composition of potatoes, 262. 

 constitutional degeneracy, 205. 

 control measures against disease, 



206-225 (chapter XI). 

 corn, value in United States, 3. 



world's crop, 1. 

 cost of growing potatoes, 287-313 

 (chapter X.Y). 



harvesting, 234. 



hauUng, 307. 

 cotton, value in United States, 3. 

 cover-crops, 105. 

 critical period, 89, 95. 

 crop reporter, 257. 

 crossing, method of, 78. 

 cultivation of potato, 163. 

 culture of potato, 89. 

 curiy dwarf, 203 ; control, 206. 

 cutting seed, 156. 

 cyanimid as fertilizer, 120, 121. 



Dala potato, 73. 

 Darwin, 76. 



description of potato, 22. • 

 desiccated potatoes, 284. 

 digging, methods of, 230, 

 disease, 97. 



from organisms in soil, 212. 



proof varieties, 50, 221. 

 diseases of potato, 183-205 (chapter 



X). 

 Dodge, 70. 

 drainage, 95. 



315 



