424 INSECTICIDES, FUNGICIDES, AND WEED KILLEES. 



Penicillium glaucum, 3, 208, 355. 

 Pentatoma bacearuin, bug of fruit trees, 374. 

 — oleracea (cabbage bug), 40, 304, 342, 357, 



367, 398. 

 Pentliiiua atra (cicadella of vine), 304. 

 Peutoiloii punctatus, 67, 398. 

 Percliloiidf of iron, preparation, i)roperties, 



use, 170. 



Peridermiuni oblongisporiuni (vesicular rust 

 of pine needles), 151, 40-3. 



— pini (vesicular rust of pine barii, pine 



cluster vu]<-). ^:,^. •_>!(), 403. 

 Periplaneta orirntalis i- m kro^icli), 92. 

 Peritelus of viiir. iW. l:;;i. :;:.!, 39.S. 

 Permanganate ni jjotii^li, 190. 



— bouillies, 191-2. 



Perouo.s])ora arborescens (mildew of po])pv), 

 244, 369, 398. 



— cubensLs, 244. 



— ganglioformis, mildew of lettuce, 244, 266, 



398. 



— Sclia<']itii (nuldew of lieet), 243-4. 398. 



— Schlei.leui (mildew of oiii,,n). 243-4, 398. 



— trifoliorum (mildew of trefoil), 243-4, 398. 



— Vicise (miltlew of peas and vetclies), 243-4, 



398. 



— Viticola (mildew of vine), 44 <'f .sw/., 86, 89, 



106, 109, 110, 121. ]:\9. i:,0, ItVj, it«, 

 166, 167, 175, iv;. I'.iii. VJ\i. ]:<:;, VM, 

 197, 198, 210, 2r_'-.;, -Jl-J, -Ji-.r,. L'sl. 2S2, 

 290, 291, 293, 324, 3o5, :W9, 3S2, 398. 



Peronosporea?, 47, 48, 113, 162, 209, 237, 398. 



Petroleum, 132, 288, 293-306, 328, 338, 342, 

 373. 



— American, 294. 



— Caucasian, 294. 



— origin of, 294. 



— products, 294. 



— properties, 295. 



— use as :— 



Riiinlsi.ms, 2!»S. 



Kiiiiil-inii with metallic salts and in- 

 secticides, :',()(). 1. 



Fish oil emulsion, 300. 



Lime and jietroleum emtdsiou, 29S-9. 



Salt water emulsion, 299. 



Sand emidsion, 298. 



So:i]) eiimlsion, 299. 



Water emulsion, 298. 

 Phredon armoracia; (chrvsomelide of radish), 



302. 

 Phalena of the apple-tree (Ennomos sub- 



signaria, Cheimatoba brumata, winter 



moth), 138, 146, 195, 276, 340, 352, 367, 



389. 



— of the gooseberrv (magj)ie moth, Abra.xas 



grossulariata)" 121, .363, 374, 377, 383. 



— of pine (Fidonia jrinaria), 25, 393. 

 Phenol (see Acid, Carbolic), 14, 162, 170, 



305, 338, 343, 354-8, 372, 376. 



Phenols, 8. 



Phlacetonodes .sticticalis, 138. 



Phloeotribus liminaris, 330. 



Phloioplasty, detiuition of, 6. 



Phlo.Y Drummoudii mildew, 329. 



Phoma betfE, Phonia tabitica (disease of beet- 

 leaf stalks), 24, 36, 84, 143, 225, 355, 



Phorodon humuli (lioji aphis), 139, 351, 385. 

 Phosphate of cojjper, 268. 

 Phosphide of calcium, 93, 157, 309. 



— of hydrogen (phosphoretted hvdrogen), 



93, 157. 

 Phosphor lis, 92-3. 

 Phragmidium subcorticum (rose rust), 151, 



209, 281. 

 Phyllactmia sutlulta (hazel-tree Might), 51, 



392. 

 Phyllerium erinoses, 152, -392. 

 Phyllobius oblongus, 331. 

 Phyllocoptus Schlechteiidali, Nal. (browning 



of leaves, brunissure of ajjjjle and j)ear 



trees), 53, 375, 388. 

 Phyllodia, 23. 



Phyllosticta pirina (spots of leaf of ])ear), 

 116, 255. 



— sphseropsidia (chestnut leaf spots), 164, 



167, 170, 188, 255. 

 Phvllotreta nemorum (altise of erucifers), 

 302, 384. 



— nigriiies (altise of erucifers), .302, 384. 

 -- siimata (altise of erucifers), 302, 384. 



— uiidulata (altise of erucifers), 302, 384. 

 PhvUoxera of vine (Phvlloxera vastatrix), 



' 5, 14, 17, 36-7, 42,' 53, 70, 71-6, 81, 

 93, 96, 99, 100, 101, 107. 122. 124, 125, 

 126, 127, 128, 129, 130, 131, 134-7, 139, 

 151-2, 153, 157, 158, 166, 293, 297, 310, 

 313, 316, 326, 334, 347, 351, 352, 375, 

 377, 381, 399. 



Physical causes of disease, 1. 



Phytocoris militaris (orchid bug), 377. 



Phytonome variable (beet weevil), 307-8, 

 335-6,391. 



Phytonomus punctatus (weevil), 24, 391. 



Phytophora, 113. 



— iufestans, De Bary (])otato disease), 86, 



89, 90, 110, 119, 121, 143, 166, 169, 

 175. 182, 209, 210, 211, 212, 238, 265, 

 273, 281, 284, 290, 292, 320, 324, 366. 



Phvto])hthora Phaseoli (haricot disease, 

 Lima bean mildew), 114, 242, 281. 



Phytoptides, erinoses (gall mites), 53, 117, 

 149, 260,307, 377, 381, 392. 



— Piri (gall mite of pear-tree), 53, 117, 260, 



377, .381, .392. 



— Ribi, 117, 149, 377, 381, 392. 



— Vitis(erinosisof vine), 53, 117, 149, 392. 

 Pickling of seed-corn, See Disinfection. 



" Picrofoetidine," 327. 



Pierides, 38, 107, 146, 276, 303, 330, 340, 

 400. 



— of cabliage, white I'abbage butterfly, 38, 



107, 146, 276, 303, 330, 340, 400. 

 Pieris Brassiere (white cabbage butterflv), 38, 

 340, 400. 



— Rapre (wliite butterflv of turnip), 38, 276, 



330. 

 Pilosis, 23. 

 Pine, diseases of, 259. 



Bombv.x-, 25, 146, 340-1, 387. 



— monaca, 367, 368, 387. 



Cockchafer, 335. 



Fidonia (Phalena), 25, 393. 



Hvlesinus, 25, 145, 39.5. 



Hylobius abietis, 24, 395. 



Kermes, 306. 



Lophodermium (leaf cast), 258-9, 396. 



