GENERAL INDEX. 



821 



Pineapple, varieties of, 684 

 Pith, use of, 5 

 Plant, cells of, 3 



structure of, 2 

 Plum, the, 545 



classification of, 547 

 cultivation of, 546 

 curculio, 185 

 diseases of, 230 

 gouger, 190 



grafting and budding, 546 

 index of varieties, 783 

 propagation of, 545 

 varieties of, 548 

 American group, 548 

 Chickasaw group, 551 

 European group, 552 

 Japanese group, 575 

 Wild Goose group, 550 

 Pointed ladder, 116 

 Pomegranate, the, 686 

 index of varieties, 793 

 propagation of, 686 

 varieties, 687 

 Pores of leaves, 8 

 Presses for heading-up apple- 

 barrels, 128 



Process of vegetation, 1 

 Prong-grafting, 437 

 Propagation, 22 

 by budding, 41 

 by cuttings, 24 

 by grafting, 27 

 by layers, 26 



Pruning apple-orchards in bear- 

 ing, 105 



as affecting fruitfulness, 94 

 cherry-trees, 109 

 giving desired form by, 95 

 grape-vines, mode of, 412 

 nursery and young trees, 96 

 peach-trees, 106 

 principles and practice of, 90 

 proper time for, 93 



Pruning quince-trees, 110 



roots, 111 



single shoots, 96 



summer, 94 



tools for, 91, 106, 112 



tops, 90 



young apple-trees, 98 

 Pruning-knives, forms of, 91, 112 

 Pruning-shears, 114 

 Psylla, the pear, 180 

 Pummelo. See Shaddock. 

 Pyramids, to train, 100 



Quince, the, 580 

 curculio, 196 

 diseases of, 223 

 index of varieties, 793 

 propagation of, 580 

 pruning the, 110, 582 

 rust, 223 

 soil for, 582 

 varieties of, 582 



Rabbits, damage by, 294 

 Raspberry, the, 585 

 cane-borer, 203 

 classification, 589 

 diseases of, 237 

 index of varieties, 793 

 planting for market, 587 

 propagation of, 585 

 raising from seed, 588 

 rules for culture of, 588 

 saw-fly, 204 

 soil for, 585 

 varieties of, 589 



I., European, 589 

 II., American Black- 

 caps, 592 



III., Native Red, 594 

 Registering orchards, 76 

 Renovating old trees, 82 

 Requisites for germination, 1 

 Root, collar of, 4 

 galls, 240 



