INDEX 



685 



Soil moisture, 47-50 



absorption, 21 



availability, 16, 47-49 



composition, 74 



cover crops, 41-45, 279-281 



disease susceptibility, 76 



evaporation, 282-284 



frost danger, 363-366 



fruit-bud formation, 185 



fruit shape and color, 73 



fruit size, 71 



fruit setting, 516 



intercrops, 39-41 



movement, 61-63 



physiological disturbances, 83-96 



residual effects, 69, 73, 76-78 



root distribution, 60-62 



root killing, 22 



second growth, 70 



soil management methods, 32- 38 



vegetative growth, 22, 34, 66-71 



wilting points, 16 



winter injury, 274-284, 309-310 



yield, 34, 72-73, 76-78, 228 

 Solubility of soil, 107 

 Sour sap, see Sunscald. 

 Sphtting of fruit, 81 

 Spraying in bloom, 619 

 Starch, synthesis, 167 



in plant tissues, 169, 173-174 



storage and translocation, 169-170, 

 326 



see Carbohydrates. 

 Sterility, see Fertility, Fruitfulness, Fruit Setting. 

 Stooling. 593 



Stock, influenced by cion, 579-683 

 Stock, influence on cion, disease resistance, 668- 

 569 



form 660-661 



fruit setting, 510, 572 



fruit size, 672-574 



hardiness, 321, 566-567 



longevity, 578 



maturity, 562-566 



quality, 574-678 



stature, 567-560 



yield, 569-574 

 Stocks, congeniality and adaptability, 662-667, 



173, 



Stocks for, almond, 553, 5.59, 564, 587, 601 



apple, 553, 554, 558, 559, 562, 56.5-567, 5/1- 



578, 581, 588-592, 599, 601 

 apricot, 556, 575 



cherry, 553, 554, 560, 562, 566, 568. 582, 585 

 chestnut, 570 

 gooseberry, 553, 568 

 grape, 553, 555, 5.59, 560, 663-666, 567- 



569, 571-578, 580-582, 686-688 

 loquat, 553, 564, 575 

 medlar, 555 

 orange, 5.54, 557, 562, 563, 567, 572, 575, 



580, 587, 588 

 peach, 555, 562, 576, 580, 587, 599 

 pear, 553, 557, 566, 570, 572-575, 585, 588, 



601, 602 

 persimmon, 559 



Stocks, plum, 553, 555, 561, 562, 564, 571, 574, 

 580, 581, 584, 586, 588, 602 



walnut, 568, 588 

 Strawberry, composition, 153 



fertilizers, 205, 216, 221 



frost injury, 361-363 



fruit-bud formation, 188, 190 



fruit setting, 487, 490, 495, 498, 510, 513, 544 



irrigation, 75 



mulching, 353 



soils. 118, 662, 666 



varietal and group differences, 362, 363 

 Stringfellow root pruning, 19 

 Stripping, see Ringing. 

 Submergence and root killing, 22 

 Sugars, 167-168, 174-179 



see Carbohydrates. 

 Sulfur, availability, 109 



deficiencies, 199 



in fertilizers, 151, 202, 219, 226 



in organic compounds, 150 



in plant tissues, 101, 102 



in soil, 151, 663-665 

 Summer pruning, 26, 72, 439-453, 463 

 Sunscald, 292-296 



Sunshine in fruit growing sections, 633 

 Suspensor, 482 

 Synergids, 477, 481 



Temperature, 234-236, 621-631 



and assimilation, 165 



and bodies of water, 628-630, 648-650 



critical for flowers, 358-363, 366 



critical for roots, 304, 312-316 



at different elevations, 346-351, 621, 630, 

 64.3-648 



and disease, 248 



and fruit-bud formation, 185 



and fruit setting, 614-616 



heat units and requirements, 236-247, 617- 

 630 



inversion, 339, 349-351, 376-378, 646-648 



local variations, 663 



and nitrification, 112 



of plant tissues, 276-278, 29.3-296, 340, 641 



effects of rapid temperature changes, 260- 

 261, 296-300 



sheltered and exposed thermometers, 293, 

 340 



of soil, 247-248, 302-312, 640 



influenced by soil and soil management 

 methods, 349-366 



and transpiration, 27, 28 

 Terminal bud formation, 68-70 

 Thermal belts, 646-648 

 Thinning and winter injury, 290 

 Thinning out, see Pruning. 

 Tillage, see Cultivation. 

 Tipburn, 87 

 Topping, 4.53 

 Toxins, see Soil Toxins. 

 Training, 391-396 

 Transpiration, 23-28, 126, 449 

 Transplanting, see Planting. 



