690 



INDEX 



Peanut, 514-519; introduction of varieties, 72; notes, 

 499, 501 ; oil, 499, 501, 517; place in rotation, 101, 104, 

 106; planting dates, 138-140; seed, longevity, 132; 

 weight, legal, 150. 

 Pear, 275, 276; blight, 50-52; for canning, 160, 172; 

 clons of, 57; diseases, 51; dwarf, 277; effect of elec- 

 tricity on, 31; evaporating, 174, 176; handling, 356; 

 hybrids, 63; juice, 181; notes, 6, 7; picking, 355; for 

 preserves, 162, 165; shipping, 357; soil, 275; varieties 

 for home-planting, 276; varieties from sports, 58, 61 ; 

 weight, legal, 150. 

 Pearl barley, 205. 



Pearl millet, 369, 471; notes, 133, 136. 



Peas, 510-514; aphis, 513; and barley as cover-crop, 

 275, 277; and barley for soiling, 571, 572; bug, 513; 

 for cannmg, 159, 160, 170, 172; as cover-crop, 89, 

 259, 260, 350, 351; country, place in rotation, 108; 

 dwarf, effect of electric arc light on, 23, 24; effect of 

 acetylene light on, 25; effect of electricity on, 31; 

 evaporating, 174; garden, 279, 280; green, shipping, 

 654; a green-manure crop, 93; louse, 513; mildew, 51 ; 

 moth, 513; notes, 2, 7, 16; and oats as cover-crop, 

 275; and oats for soiling, 570-573; perennial, 274; 

 place in rotation, 99-109 ; races, 57 ; relation to soil- 

 inoculation, 393 ; securing nitrogenous food, 19; seed- 

 growing, 145, 146; seed notes, 132, 133; split, 513; 

 storage notes, 137; treatment with copper sulfate, 

 118; weight, legal, 151, 152; wild, 455. (See Field- 

 pea. ) 



Peat for paper, 503. 



Pecan, 276; orchard, velvet bean as cover-crop, 657. 



Pectin bodies, notes, 164. 



Pectose, notes, 164. 



Pedigree breeding, 62, 63. 



Peganum Harmala, 268. 



Pegemyia fusciceps, 379. 



Pelargoniums, effect of electric light on, 22. 



Pencilaria, 369. (.See Pearl millet.) 



Penicillaria, 471. 



Penicellaria spicata, 369. 



Penicilium, effect of electricity on, 32. 



Pennisetum, botanical characters, 366. 



Pennisetum spicatum, 369, 471. 



Pennisetum typhoideum, 369. 



Pennsylvania, crop rotation systems in, 104, 105. 



Pennsylvania Exj^eriment Station quoted, 387. 



Penny-grass, eradicating, 118. 



Pennyroyal, 457, 463, 495. 



Pentzia, introduction, 72. 



Pentzia virgata, 78. 



Peony for farm garden, 274. 



Pepper, black, 457, 586, 587; buckwheat hulls as adult- 

 erant, 221; notes, 2; paprika, introduction of Hun- 

 garian, 73, 74; red, 457, 458, 464, 586, 587; white, 

 586, 587. 



Pepper family, notes, 586. 



Pepper-grass, in flax-fields, 299; seed notes, 141. 



Pepper tree for tannin, 626. 



Pepperidge, 342. 



Peppermint, 457, 463; importations, 496; oil, 458, 495, 

 496. 



Peppermint tree, 627. 



Peppers, 147, 148; notes, 7; temperature for, 280. 



Pepys quoted, 163. 



Perennial pea for farm gaiden, 274. 



Perennial plants, 10; flowering period, 17; number, 3, 4. 



Perennial red clover, 233. 



Perennial rye-grass, 375, 447; notes, 437, 439, 440. 



Perfumery plants in their plant relations, 4. 



Pericarp defined, 7. 



P^rigord truffie, 479. 



Perkin, W. H., quoted, 267. 



Pernambuco wood, 267. 



Perrine, Dr. Henry, quoted, 70. 



Perry, 181. 



Persea, 629. 



Perseo, 268. 



Persian berries, 270. 



Persian goat-skins, 627; sheep-skins, 627. 



Persimmons, Japanese, varieties for planting, 276. 



Peruvian cotton, 282. 



Petals, 7; coloring, 17. 



Petiole defined, 7. 



Petroleum, crude, as an herbicide, 115; for sucking 



insects, 44, 45. 

 Petunia tor farm garden, 274. 

 Phacelotheca diplospora, 582. 

 Phacelotheca reiliana, 682. 

 Phalaris, 366. 



Phalaris arundinacea, 369, 370. (See Reed Canary- 

 grass.) 

 Phalaris Canariensis, 370. (See Canary-grass.) 

 Phaseolus lunatus, 656; nanus, 206; radiatus, place in 

 rotation, 109; viridissimus, 78; vulgaris, 206-212; 

 notes, 4. 



Phelps, Charles S., article by, 304; quoted, 571. 



Phlegethontius Carolina, 652. 



Phlegethontius celeus, 652. 



Phleum, botanical characters, 365, 366. 



Phleum Boehmeri, 79. 



Phleum pratense, 370. (See Timothy.) 



Phloem, 9. 



Phlox, 274. 



Phlox Drummondii, 274. 



Phoenix reclinata, as house-plant, 129. 



Phorbia brassicae, 223. 



Phormium fiber, 281, 289. 



Phormium tenax, 289, 508. 



Phorodon humuli, 383. 



Phosphoric acid, effect of electricity on amount in soil, 

 31; in relation to plant growth, 12. 



Phosphorus, in fruit formation, 20; relation to root 

 action, 15. 



Photosynthesis, 14; as affected by acetylene light, 25; 

 artificial light, 22-27; colored lights, 27. 



Phycomyces nitens, effect of electricity on, 30. 



Phyllanthus Emblica, 628. 



PhvUodia defined, 391. 



Phyllotaxy, 15, 191. 



Phyllotreta vittata, 223, 550- 



. Phylloxera plant-louse, resistance of grape roots to, 43. 



Physiology of the plant, 5-35. 



Phytolacca Americana, 269. 



Phytolacca decandra, 269. 



Phytomyxa leguminosarum, 392. 



Phytophthora infestans, 523. 



Piassaba fiber, 281. 



Picalilli, 173. 



Picea alba, 509 ; for tannin, 625 ; excelsa (Fig. 456), 322, 

 625; mariana (Fig. 457), 322; nigra, 509; rubra, 509; 

 Sitchensis, 625. 



Pickering's Chronological History of Plants quoted. 

 404. 



Pickles, home-made, 173; statistics, 177. 



Pie-plant, wild, 628. 



Pieris rapae, 223. 



Pieters, Adrian J., quoted, 71. 



Pigeon berries, 269. 



Pigeon-grass, 369; seed notes, 141. 



Pigeon pea, place in rotation, 108, 109. 



Pigeon weed, 309. 



Pigment, formation, 271 ; printing, 272. 



Pigs, rape for, 532. 



Pigweed, 112; in flax-fields, 299;.seed notes, 141; treat- 

 ment with copper sulfate, 118. 



Pigweed family in its plant relations, 3. 



Pilang, 628. 



Pilobolus, effect of orange light on, 27. 



Pimento, 586, 587. 



Pimpinella Anisum, 458. 



Pin-clover, 197, 198. 



Pin-grass, 197, 198. 



Pifia cloth, 292. 



Pindar, 514. 



Pine, 316; bark for tannin, 624; diseases, 345; gathering 

 seed, 327; grey, 508; in Gulf states, 318; Jack, 323, 

 327; longevity, 346; long-leaf, 495, 497, 508; nitrogen 

 requirements, 320; Norway (Fig. 460), 323; notes, 2; 

 for paper, 503-505, 507, 508; place in forest rotation, 

 324; plant-food requirements, 320; red, 323; regenera- 

 tion, 325, 326; Scotch, 325, 329; short-leaf, 329- 

 soils for, 320; weevil, 343; white, 318, 319, 327, 329' 

 331, 342, 508; yellow, 505. ' 



Pineapple, candied, 162; disease of sugar-cane 610" 

 fiber, 291 ; notes, 7; shading, 122. ' 



Pink lupine, 398. 



