Parasitism ofTrialeurodes ricini byEncarsia formosa: Level of parasitism, development time and mortality on different host plants P. ShishehborP. A. Brennan OriginalPaper Pages: 299 - 305
Influence of the chickpea cropping system onHelicoverpa armigera (Lep.: noctuidae) populations and their rate of parasitism byCampoletis chlorideae (Hym.: ichneumonidae) S. E. Cowgill OriginalPaper Pages: 307 - 315
Fenologia y seleccion de habitat de las especies de sirfidos afidofagos (Dipt.: Syrphidae) mas frecuentes en cultivos cerealeros y forrajeros en la provincia de buenos aires, argentina C. F. Greco Note Breve Pages: 317 - 320
Control of the larvae ofConorhynchus mendicus (Col.: curculionidae) bySteinernema carpocapsae andSteinernema feltiae (nematoda, steinernematidae) in the gharb area (Morocco) M. AkalachD. J. Wright OriginalPaper Pages: 321 - 327
Reproductive characteristics ofPseudoperichaeta nigrolineata (Dipt., tachinidae), parasitoid ofOstrinia nubilalis (Lep., pyralidae) Y. RahalM. RenouN. Hawlitzky OriginalPaper Pages: 329 - 340
Comparative laboratory experiment withOrius insidiosus andOrius albidipennis (Het.: anthocoridae), two candidates for biological control in glasshouses M. Van De VeireD. Degheele Short Note Pages: 341 - 344
Life cycle and host specificity ofEutinobothrus sp. (Col.: curculionidae) an agent for biological control ofSida acuta (malvaceae) in the northern territory, Australia M. D. DayI. W. FornoM. Martinez OriginalPaper Pages: 345 - 355
Host selection and larval interactions among three primary parasitoids ofPlathypena scabra (Lep.: noctuidae) M. E. BaurK. V. Yeargan OriginalPaper Pages: 357 - 366
Pupal and larval-pupal parasitoids (Hymenoptera) obtained fromAnastrepha Spp. andCeratitis capitata (Dipt.: tephritidae) pupae collected in four localities of Tucuman province, Argentina S. M. Ovruski Short Note Pages: 367 - 370
Rearing of a coleopterous predator,Trogossita japonica (Col.: Trogossitidae), on artificial diets N. OguraR. Hosoda OriginalPaper Pages: 371 - 378
Host preferences ofTrichogrammatoidea bactrae fumata (Hym.: Trichogrammatidae) an egg parasitoid of leafrollers (Lep.: Tortricidae) P. S. Stevens OriginalPaper Pages: 379 - 385
Biology ofTrichogramma ostriniae (Hym.: trichogrammatidae) reared onOstrinia nubilalis (Lep.: pyralidae) and survey for additional hosts M. P. HoffmannD. L. WalkerA. M. Shelton OriginalPaper Pages: 387 - 402
Biological activity of five strains ofMetarhizium anisopliae, upon the coffee berry borerHypothenemus hampei (Col.: Scolytidae) W. De La Rosa-ReyesJ. L. Godinez-AguilarR. Alatorre-Rosas OriginalPaper Pages: 403 - 412
An investigation into the reproductive characteristics ofMicroctonus hyperodae (Hym.: braconidae), a parasitoid ofListronotus bonariensis (Col.: Curculionidae) S. L. GoldsonM. R. McNeillA. A. Hower OriginalPaper Pages: 413 - 426
Releases of biological control agents of insect pests on Easter Island (Pacific Ocean) S. R. RipaP. S. RojasG. Velasco OriginalPaper Pages: 427 - 440
Predators ofLymantria dispar (Lep. lymantriidae) egg masses: Spatio-temporal variation of their impact during the 1988–89 pest generation in the mamora cork oak forest (Morocco) C. VillemantH. Ramzi OriginalPaper Pages: 441 - 456
Trichogramma platneri (Hym.: Trichogrammatidae): Host choices between viable and nonviable codling moth,Cydia pomonella, and three-lined leafroller,Pandemis limitata (Lep.: Tortricidae) eggs Y. ZhangJ. E. Cossentine OriginalPaper Pages: 457 - 466