Effect of parent density on fecundity of two parasitoids [Hym.: Pteromalidae] of the olive beetle,Phloeotribus scarabaeoides [Col.: Scolytidae] M. CamposR. Gonzalez OriginalPaper Pages: 473 - 480
Predation of cotton leafworm first instar larvae,Alabama argillacea [Lep.: Noctuidae] S. GravenaH. F. Da Cunha OriginalPaper Pages: 481 - 491
Records on parasitoids of smaller poplar borer,Saperda populnea [Coleoptera, Cerambycidae] along the Danube in Bulgaria G. TsankovG. Georgiev OriginalPaper Pages: 493 - 498
Variations d'abondance et facteurs de régulation de la Cochenille du maniocPhenacoccus manihoti [Hom.: Pseudococcidae] cinq ans après l'introduction d'Epidinocarsis lopezi [Hym.: Encyrtidae] parasitoïde néotropical au Congo en 1982 B. Le RüY. IziquelA. Kiyindou OriginalPaper Pages: 499 - 511
Response ofChelonus blackburni [Hym.: Braconidae] to different ages and densities of potato tuber moth eggs Chandish R. BallalPradyumn Kumar OriginalPaper Pages: 513 - 518
Insect natural enemies of coffee green scales [Hemiptera: Coccidae] in Kenya and their potential for biological control ofCoccus celatus andC. viridis in Papua New Guinea S. T. Murphy OriginalPaper Pages: 519 - 529
Parasitoids of the gall-forming aphidSmynthurodes betae [Aphidoidea: Fordinae] in Israel D. WoolM. Burstein OriginalPaper Pages: 531 - 538
Influence of pesticide treatments on consumption ofTetranychus urticae [Acarina: Tetranychidae] eggs byPhytoseiulus persimilis [Acarina: Phytoseiidae] F. L. PetittD. J. Karan OriginalPaper Pages: 539 - 545
Influence ofOnthophagus gazella on hornfly,Haematobia irritans density in irrigated pastures E. F. LegnerR. W. Warkentin OriginalPaper Pages: 547 - 553
Biology and comparative predation efficacy of three heteropteran species recorded as predators ofBemisia tabaci in Maharashtra M. N. KapadiaS. N. Puri OriginalPaper Pages: 555 - 559
ReleasingAmblyseius spp. [Acarina: Phytoseiidae] to controlThrips tabaci [Thysanoptera: Thripidae] on cabbage C. W. HoyC. S. Glenister OriginalPaper Pages: 561 - 573
Laboratory biology and host range ofHydrellia balciunasi [Diptera: Ephydridae] G. R. BuckinghamE. A. OkrahMaude Christian-Meier OriginalPaper Pages: 575 - 586
Biological studies of the predacious miteTyphlodromus pelargonicus a predator of the two spotted spider miteTetranychus urticae on cucumber plants [Acari: Phytoseiidae; Tetranychidae] E. M. El-BanhawyM. E. El-Bagoury OriginalPaper Pages: 587 - 591
The effect of host age ofLymantria dispar larvae [Lep.: Lymantriidae] on the development ofGlyptapanteles liparidis [Hym.: Braconidae] A. Schopf OriginalPaper Pages: 593 - 604
Life cycle and abundance oflongitarsus jacobaeae [Col.: Chrysomelidae], biocontrol agent ofSenecio jacobaea J. J. Windig OriginalPaper Pages: 605 - 618