INDEX 



373 



Correlation between wood struc- 

 ture and hardiness, 269 



of trunk and twig measure- 

 ments, 168 

 Cost of thinning, 119 

 Cover-crops, 149 



in California, 151 

 Crandall, C. S., quoted, 288 

 Criticisms of fertilizer experi- 

 ments, 179 

 Cross-pollination, 291 



effect on fruits, 292 

 Crotch injury, 257 

 Cultivation and winter injur}', 274 

 Cultural practices, 61 

 Cuttings, 350 

 Cydonia oblonga, 43, 344 



Danthonia spicata, 194 



Darwin, Charles, 283, 291, 292, 



299 

 De Candolle, A., mentioned, 247 

 Dehorning apple trees, 98 

 Delayed open center tree, 77 



storage, effect of, 362 

 Delaying blossoming, 239 

 Depression, 265 

 Depth of freezing in an orchard, 



160 

 Detjen, L. R., 335 

 Devitalizing of trees due to root- 

 pruning, 64 

 Dichogamj', 292 

 Dickens, A., mentioned, 99 

 Differentiation of apple-buds, 35 



carpels, 39 



cherry-buds, 41 



flower-buds, 34 



peach-buds, 41 



petals, 38 



plum-buds, 41 



sepals, 37 



stamens, 38 

 Diospyros Kaki, 295 

 Disbudding, 26 



Disease reduced by thinning, 110 



-resistance dominant, 338 



-resistant fruits, 337 

 Distance to thin, 118 

 Dorsey, M. J., 221 224 



mentioned 238, 286, 320, 304, 

 303, 302 

 Double-working of trees, 354 

 Doucin stock, 342 

 Downing, A. J., quoted 112, 

 Dniinago, 138 

 Drinkard, A. W., Jr., 64, 65, 67 



mentioned, 100 

 Drupe, 48 



Dutch seedlmg apples, 342 

 Dwarfing fruit-trees, 68 



of trees, explanation of, 94 



the cherry, 345 

 DjTiamite, its use in orchards, 177 



Eastern climatic province, 230 

 Edlefsen, N. E., quoted, 239 

 Effect of cultural methods on 

 yield of fruit, 173, 174 

 of leaves on parts surrounding, 



60 

 of location on quality, 9 

 ■ of moisture on the soil, 153 

 of preceeding crop on winter 



injury, 269 

 of pruning on early bearing, 81 

 of pruning on size and develop- 

 ment of tree, 78 

 of seed-beanng on fruit, 294 

 of sod on an orchard, 171 

 of soil covering on temperature, 



157, 160 

 of thinning on total crop, 113 

 of tillage on nitrification, 162 

 of tillage on tree growth, 166, 

 168, 171 

 Elevations suitable for fruit-grow- 

 ing, 228 

 Emb\TO abortion, 290 

 Emerson, Albert, quoted 329 



