786 



INDEX. 



Picea alba, Chermes abietis on, in 

 Sweden, 64. 



Picea engelmanni, Chermes abietis 

 on, in Sweden, 64 ; Pinus cembra 

 planted with, against Enarmonia 

 diniana in Switzerland, 13. 



Picea excelsa (Norwegian Pine), 

 Pityogenes chalcographus on, in 

 Britain, 383 ; Liparis nionacha 

 on, in Czecho-Slovakia, 264. 



Picea morinda, pests of, in India, 

 565. 



Picea orientalis, probably attacked 

 by Chermes pini in Sweden, 64. 



Picea pungens, Pinus cembra planted 

 with, against Enarmonia diniana 

 in Switzerland, 13. 



Picea sitchensis (Sitka Spruce), 

 Chermes cooleyi on, in Britain, 476, 

 605 ; Chermes abietis on, in 

 Sweden, 64 ; Pinus cembra planted 

 with, against Enarmonia diniana 

 in Switzerland, 13. 



picea, Xylopertha. 



piceae, Chermes [Dreyfiisia] ; Cry- 

 phalus ; Pissodes. 



piceatus, Cryptotermes. 



picescens, Holaniara (see Eutochia 

 lateralis) . 



picipes, Otiorrhynchus ; Stethorus. 



picta, Bagrada ; Tragopa. 



picticeps, Doryctes. 



pictipennis, Macrosiagon. 



pictipes, Pimpla. 



pictus, Alcides ; Cyllene. 



pieria, Comocritis . 



Pieris, natural enemies of, in France, 

 266 ; measures against, in Wis- 

 consin, 379. 



Pieris brassicae (Cabbage Butterfly), 

 in Bessarabia, 209, 598 ; in 

 Denmark, 61 ; in France, 54, 359 ; 

 in Germany, 26 1 , 293 ; in Russia, 

 455 ; in Switzerland, 443, 553 ; 

 in Uruguay, 224 ; bionomics of, 

 61, 261, 359 ; measures against, 

 61, 224. 



Pieris rapae (Cabbage Worm), on 

 vegetables in Bessarabia, 209 ; in 

 Canada, 321, 419, 564 ; in Den- 

 mark, 61 ; in Germany, 293 ; in 

 U.S.A., 70, 79, 287, 306, 560 ; 

 measures against, 61, 70, 287, 

 306, 560, 564. 



Piesarthrius marginellus, on wattle 

 in Queensland, 377. 



Piesma capitata (Beet Leaf Bug), 

 bionomics and control of, in 

 Germany, 501, 504. 



Piezodorus incarnatus, in orchards in 

 Sicily, 444, 602. 



Pigeon Pea (see Cajanus indicus). 



Pigs, cockchafers as food for, 384, 



463 ; utilisation of, against 



noxious insects, 58, 83, 165 ; 



danger of poison sprays against 



Epilachna borealis to, 580. 

 Pigweed, Heterodera schachtii on, in 



U.S.A., 405; Lycophotia margari- 



tosa experimentally feeding on, 44. 

 pilicornis, Edrisa ; Formica cinerea. 

 piliger, Probatodes. 

 piliventris, Archytas. 

 pilleriana, Sparganothis {Oeno- 



phthira). 

 Pilophorus clavatus, bionomics of, on 



pears in Switzerland, 583. 

 pilosa, Pterocomma (see P. populeus) . 

 pilosulus, Campoplex [Ameloctonus) . 

 pilosus, Paratetranychus (Tetra- 



nychus) . 

 pimentae, Odonaspis. 

 Pimento, pests of, in Jamaica, 167. 

 Pimpla alternans, notice of list of 



hosts of, 81. 

 Pimpla (Itoplectis) alternans var. 



kolthojfi, parasite of Cidaria dilu- 



tata in Sweden, 149. 

 Pimpla brassicariae, parasite of 



Tortrix viridana, 237. 

 Pimpla exami^iator, parasite of 



Loxostege sticticalis in Czecho- 



Slovalda, 473 ; parasite of Tortrix 



viridana, 238. 

 Pimpla graminellae, parasite of 



Tortrix viridana, 238. 

 Pimpla Jiolmgreni var. rttbrofascialis, 



n., in Russia, 434. 

 Pimpla inquisitor, parasite of Tortrix 



viridana, 238. 

 Pimpla instigator, parasite of Pieris 



brassicae in France, 359. 

 Pimpla maculator, parasite of Tortrix 



viridana, 238. 

 Pimpla pictipes, parasite of Tortrix 



viridana, 238. 

 Pimpla pomorum, utilisation of, 



against Anthonomus pomorum in 



Britain and France, 339, 608. 

 Pimpla roborator, parasite of Hypon- 



omeuta malinellus in Sicily, 444. 

 Pimpla rufata, parasite of Tortrix 



viridana, 238. 

 Pimpla ruficornis, parasite of Rhy- 



acionia buoliana in France, 54. 

 pinaphidis, Aphidius. 

 Pine {Pinus), Monochamus spp. in, 



in North America, 297 ; no 



restrictions on importation of 



seeds of, into Australia, 130 ; 



Hylobius abietis in, in Belgium, 



498; pests of, in Britain, 382, 



383, 476, 498, 562 ; pests of, in 



Canada, 35, 417, 579 ; pest of, in 



