342 
Thinning sugar-beets, 117-122. 
Tigris Valley, sugar-cane in, 7. 
Tilth of soil, improvement of, 
61. 
Time to harvest beets, 149, 150. 
Tonnage increase of beets near 
harvest time, 150. 
Topping beets, 152-155. 
Topping machines for beets, 154. 
Tops: 
and crowns of beets, proportion 
of, 159. 
height of, as influenced by irri- 
gation, 144. 
of beets, 158-168. 
composition of, 159, 160. 
value of, 159. 
Transportation as a factor in beet 
growing, 49. 
Transported soils, 58. 
Tychea brevicornis Hart, 195. 
Types of beets, 219. 
Utah, first sugar factories of, 16, 
19. 
Varieties of beets first recognized, 
8, 9. 
Varieties of 
220. 
sugar-beets, 219, 
Wagons used to haul beets, descrip- 
tion of, 155. 
Index 
Waste: 
lime and minor by-products of 
factory, 181-183. 
sugar-beets and root tips, 176. 
Water: 
kinds of, in soils, 65. 
-logged soil, 62. 
measuring devices, 129. 
withholding from beets before 
harvest, 150. 
Weeds, relation to beet industry, 4. 
Weight: 
increase in beet, effect of irri- 
gation on, 141. 
loss in beets during harvest, 154. 
of beet, increase near harvest 
time, 150. 
White grubs, 191. 
Wilson Act unfavorable to beet 
sugar, 19. 
Wind, effect on beet growing, 43. 
Wireworms (Elateridae), 192. 
Work necessary to raise beets, 240— 
246. 
Yield of beets: 
effect of distance apart of plants, 
119, 121. 
irrigation water, effect of, 132. 
Yields: 
increase on all crops with beet 
culture, 253. 
of sugar-beet seed, 228. 
Printed in the United States of America. 
