Remerciements (BioControl, 1990)

Note on the natural enemies ofPsylla hyalina [Homoptera: Psyllidae] onAlbizia lebbeck - C. Peter; P. Nagarathinam; B. V. David (BioControl, 1990)

Evaluation ofHadena perplexa [Lepidoptera: Phalaenidae] as a biocontrol agent of bladder campionSilene vulgaris [Caryophyllaceae] in Canada: Rearing and host specificity - D. P. Peschken; J. L. Derby (BioControl, 1990)

Zur biologie des hyperparasitoidenAlloxysta fuscicornis (=AA. Ancylocera) [Hym.: Charipidae] - A. A. Nahif; G. Madel (BioControl, 1990)

Rearing phonotactic parasitoid flies [Diptera: Tachinidae, ormiini, ormia spp.] - S. A. Wineriter; T. J. Walker (BioControl, 1990)

Influence de la nature et de l'abondance des proies sur l'augmentation des effectifs de deux coccinelles prédatrices de la cochenille du manioc au Congo - A. Kiyindou; B. Rü; G. Fabres (BioControl, 1990)

Fecundity, reproductive rate, longevity, and intrinsic rate of increase of an aphidiid parasitoidLysiphlebia mirzai - R. N. Tripathi; R. Singh (BioControl, 1990)

Horizontal transmission of mycotic infection in adult tsetse,Glossina morsitans morsitans - G. P. Kaaya; M. A. Okech (BioControl, 1990)

Evaluation ofMicrothrix inconspicuella, [Lepidoptera: Pyralidae], a potential biological control agent forEmex australis in Australia, carried out in apple orchards in South Africa - R. C. H. Shepherd (BioControl, 1990)

Seasonal variations in numbers, biomass and breeding patterns of dung beettles [Coleoptera: Scarabaeidae] in Southern France - A. A. Kirk; M. M. H. Wallace (BioControl, 1990)

Commercial inundative releases ofTrichogrammatoidea cryptophlebiae [Hym.: Trichogrammatidae] againstCryptophlebia leucotreta [Lep.: Tortricidae] in citrus - P. J. Newton; W. J. Odendaal (BioControl, 1990)

Experimentelle analyse der infektion und des entwicklungszyklus vonMalamoeba scolyti inDryocoetes autographus [Coleoptera: scolytidae] - J. -F. Kirchhoff; E. Führer (BioControl, 1990)

Distribution and abundance ofErynniopsis antennata [Dipt.: Tachinidae] andTetrastichus brevistigma [Hym.: eulophidae], two introduced elm leaf beetle parasitoids in Northern California - S. H. Dreistadt; D. L. Dahlsten (BioControl, 1990)

Sustained biological control of the cassava mealybugPhenacoccus manihoti [Hom.: Pseudococcidae] byEpidinocarsis lopezi [Hym.: Encyrtidae] in Nigeria - W. N. O. Hammond; P. Neuenschwander (BioControl, 1990)

A new species ofAphidius [Hymenoptera] attacking the pea aphid,Acyrthosiphon pisum - Jia-Hua Chen; D. González; J. Luhman (BioControl, 1990)

Occurrence and impact ofPhytomyza orobanchia [Diptera: Agromyzidae] onOrobanche crenata [Orobanchaceae] in Syria - K. -H. Linke; C. Vorlaender; M. C. Saxena (BioControl, 1990)

Histopathology of an aphid,Schoutedenia lutea, parasitized by a gall midge,Pseudendaphis sp - Ross M. Lardner; D. Hales (BioControl, 1990)

Synomone-mediated interactions between the parasitoidDiaeretiella rapae andBrevicoryne brassicae under field conditions - M. Titayavan; M. A. Altieri (BioControl, 1990)

Effect of cold storage on survival and parasitic activity ofHetero Rhabditis SP. - J. Klingler (BioControl, 1990)

Enquête sur la répartition des tachninaires [Diptera: Tachnidae] prasitoïdes de la pyrale du maïsOstrinia nubilalis [Lepidoptera: Pyralidae] en France (1985–87) - S. Grenier; P. Anglade; B. Naibo; P. F. Galichet; N. Hawlitzky (BioControl, 1990)

Life cycle and host specificity of the heliotrope weevil,Pachycerus cordiger (=Madidus auct.) [Col.: Curculionidae] - J. T. Huber; J. F. Vayssieres (BioControl, 1990)

Host specificity ofAceria (Eriophyes) malherbe, [Acari: Eriophyidae], a biological control agent for the weed,Convolvulus arvensis [Convolvulaceae] - S. S. Rosenthal; B. E. Platts (BioControl, 1990)

Biology and host plant range of the soft scale,Steatococcus new species [Hem.: Margarodidae] for the biological control of the weedCryptostegia grandiflora [Asclepiadaceae] - R. E. McFadyen; J. J. Marohasy (BioControl, 1990)

A leaf feeding moth,Euclasta whalleyi [Lep.: Pyralidae] for the biological control ofCryptostegia grandiflora [Asclepiadaceae] in Queensland, Australia - R. E. McFadyen; J. J. Marohasy (BioControl, 1990)

Discovery of isolated patches ofIcerya purchasi byRodolia cardinalis: A field study - Yugal K. Prasad (BioControl, 1990)

Parasites of the spotted stalk borer,Chilo partellus [Lepidoptera: Pyralidae] in South Africa - Rami Kfir (BioControl, 1990)

Efficacy of spider and ant predators on the cotton fleahopper [Hemiptera: Miridae] - R. G. Breene; W. L. Sterling; M. Nyffeler (BioControl, 1990)

Toxicity of certain insecticides toSturmiopsis inferens, a larval parasite of sugarcane moth borers - S. Easwaramoorthy; H. David; G. Santhalakshmi; M. Shanmugasundaram; V. Nandagopal; N. K. Kurup (BioControl, 1990)

Application expérimentale de mycelium d'Erynia neoaphidis [Zygomycètes: Entomophthorales] dans des populations de pucerons sur laitues en serre maraîchère: étude du suivi de l'inoculum par caractérisation enzymatique - P. Silvie; C. A. Dedryver; S. Tanguy (BioControl, 1990)

Biological control of water lettuce,Pistia stratiotes [Araceae] byNeohydronomus affinis [Coleoptera: Curculionidae] - K. L. S. Harley; R. C. Kassulke; D. P. A. Sands; M. D. Day (BioControl, 1990)

Biological control of the oil palm pestLatoia viridissima [Lepidoptera, limacodidae], in Cote d'Ivoire, by a new picornavirus - G. Fedière; R. Philippe; J. C. Veyrunes; P. Monsarrat (BioControl, 1990)

Errors associated with estimating parasitism using a modified version of Southwood's graphical method - E. Groden; F. A. Drummond; R. A. Casagrande; D. L. Haynes (BioControl, 1990)

Influence of laboratory hosts on the biological attributes ofChelonus blackburni [Hym.: Braconidae] - Pradyumn Kumar; Chandish R. Ballal (BioControl, 1990)

The introduction and recovery in the United States ofAnaphes diana [Hym.: Mymaridae], an egg parasite ofSitona weevils [Col.: Curculionidae] - R. J. Dysart (BioControl, 1990)

The functional response and preference ofMacrolophus caliginosus [Heteroptera: Miridae] for two of its prey:Myzus persicae andTetranychus urticae - H. Foglar; J. C. Malausa; E. Wajnberg (BioControl, 1990)

Response ofNabis roseipennis [Heteroptera: Nabidae] to Larvae of Mexican bean beetle,Epilachna varivestis [Col.: Coccinellidae] - R. N. Wiedenmann; R. J. O'Neil (BioControl, 1990)

Laboratory tests carried out onMicrothrix inconspicuella [Lep.: Pyralidae], a biological control agent forEmex australis in Australia - Rosamond C. H. Shepherd (BioControl, 1990)

Influence of breeding conditions on longevity and fecundity ofRaphitelus maculatus [Hym.: Pteromalidae] reared under standard laboratory conditions - M. Campos; R. Gonzalez (BioControl, 1990)

Parasitism of fruit fliesCeratitis capitata andAnastrepha SPP. [Diptera: Tephritidae] in Guatemala - F. M. Eskafi (BioControl, 1990)

The role of predators and parasites in controlling populations ofEarias insulana, heliothis armigera andBemisia tabaci on cotton in the Syrian Arab Republic - P. A. Stam; H. Elmosa (BioControl, 1990)

Notes on natural enemies attackingLepidosaphes species [Homoptera: Diaspididae] associated withCitrus in Costa Rica - J. M. Arias-Reverón (BioControl, 1990)

Sensory receptors of the ovipositor ofTrichogramma maidis [Hym.:Trichogrammatidae] - A. Ralec; E. Wajnberg (BioControl, 1990)

Antifungals: Mold control and safe levels in artificial media forTrichogramma [Hymenoptera: Trichogrammatidae] - S. Grenier; W. H. Liu (BioControl, 1990)

Effect of temperature on the development of the immature stages ofBembidion lampros [Coleoptera: Carabidae] - L. Boye Jensen (BioControl, 1990)

Potential of adultOrius insidiosus [Hemiptera: Anthocoridae] as a predator of the fall armyworm,Spodoptera frugiperda [Lepidoptera: Noctuidae] - D. J. Isenhour; R. C. Layton; B. R. Wiseman (BioControl, 1990)

Parasitoids acquired byColeophora parthenica [Lepidoptera: Coleophoridae] ten years after its introduction into southern California for the biological control of Russian thistle - H. Müller; R. D. Goeden (BioControl, 1990)

Comparative histopathology of infection byOvavesicula popilliae [Microsporida: Pleistophoridae] in larval and adult Japanese beetles,Popillia japonica - J. L. Hanula; T. G. Andreadis (BioControl, 1990)

Interactions between an eucoilid [Hymenoptera] and a staphylinid [Coleoptera] parasitoid of the cabbage root fly - P. M. Reader; T. H. Jones (BioControl, 1990)

Classification ofBacillus thuringiensis strains - H. Barjac; E. Frachon (BioControl, 1990)

Influence of dietary nicotine and colony source ofManduca sexta [Lepidoptera: Sphingidae] on its suitability as a host ofCotesia congregata [Hymenoptera: Braconidae] - P. Barbosa; J. Kemper; P. Gross; P. Martinat (BioControl, 1990)

The progeny production of a hymenopterous parasitoid,Apanteles sp. groupultor, as affected by temperature - S. K. Al-Maliky; M. A. J. Al-Izzi (BioControl, 1990)

Oviposition pattern byCotesia ayerzai [Hym.: Braconidae] onAscia monuste [Lep.: Pieridae] under laboratory conditions - N. Gobbi; M. C. A. Cunha; R. Zucchi; H. G. Fowler (BioControl, 1990)

Edovum puttleri [Hym.: Eulophidae]: Biological activity and responses to normal and frozen eggs ofLeptinotarsa decemlineata [Col.: Chrysomelidae] - S. Maini; G. Nicoli (BioControl, 1990)

Nouvelles données sur le déroulement de la mycose àNeozygites fumosa sur la cochenille du maniocPhenacoccus manihoti - B. Rû; Y. Iziquel (BioControl, 1990)

Effect of hunger on the allocation of time among pea plants by the larvae of an aphidophagous hover fly,Eupeodes corollae [Dipt: Syrphidae] - S. M. Scott; C. A. Barlow (BioControl, 1990)

Hydrellia spp. [Diptera: Ephydridae] attackingHydrilla verticillata in south India - S. Krishnaswamy; M. J. Chacko (BioControl, 1990)

Predation by three hemipterans:Tropiconabis nigrolineatus, Oechalia schellenbergii andCermatulus nasalis, onHeliothis punctiger larvae in two types of searching arenas - M. S. Awan (BioControl, 1990)

Study of the sound produced byPimpla instigator [Hymenoptera, Ichneumonidae] during host selection - A. Henaut (BioControl, 1990)

Dynamique des populationsd'un ravageur des pins:Pissodes notatus F. [Col.: Curculionidae] II. — Rôle du parasitisme - C. Alauzet (BioControl, 1990)

Host specificity ofAcanthoscelides quadridentatus andA. Puniceus [Col.: Bruchidae] for biological control ofMimosa pigra (with preliminary data on their biology) - R. C. Kassulke; K. L. S. Harley; G. V. Maynard (BioControl, 1990)

Effects of the preadatorDugesia dorotocephala [Tricladida: Turbellaria] on selected nontarget aquatic organisms: Laboratory bioassay - M. J. Perich; L. R. Boobar (BioControl, 1990)

Biological control ofSenecio jacobaea in Northern California, an enduring success - R. W. Pemberton; C. E. Turner (BioControl, 1990)

Influence of the egg parasitoidPlatytelenomus busseolae [Hym.: Scelionidae] on the population ofSesamia nonagrioides [Lep.: Noctuidae] in central greece - M. P. Alexandri; J. A. Tsitsipis (BioControl, 1990)

Consumption of carrot weevil,Listronotus oregonensis, [Coleoptera: Curculionidae] by four species of carabids on host plants in the laboratory - Ding Xin Zhao; G. Boivin; R. K. Stewart (BioControl, 1990)

The effect of insecticides on the distribution of foracing parasitoids,Diaeretiella rapae [Hym.: Braconidae] on plants - Gu Jiu; J. K. Waage (BioControl, 1990)

Fruit infesting tephritids [Dipt.: Tephritidae] and associated parasitoids in Chiapas, Mexico - M. Aluja; J. Guillen; P. Liedo; M. Cabrera; E. Rios; G. Rosa; H. Celedonio; D. Mota (BioControl, 1990)

The influence of host's age on the selectivity of parasitism and fecundity ofTrichogramma - S. Ya. Reznik; T. Ya. Umarova (BioControl, 1990)

Environmental and endogenous control of diapause inTrichogramma species - V. A. Zaslavski; T. Ya. Umarova (BioControl, 1990)

Simultaneous occurrence of thelytoky and bisexuality in hymenopteran species, and its implications for the biological control of pests - J. -P. Aeschlimann (BioControl, 1990)

Effects of a granulosis virus, andBacillus thuringiensis on life-table parameters of the potato tubermoth,Phthorimaea operculella - R. Arx; F. Gebhardt (BioControl, 1990)

Host age and host selection byTrichogramma nubilale - J. L. Hintz; D. A. Andow (BioControl, 1990)

Parasitization of the cottony-cushion scale in relation to host size - K. Thórarinsson (BioControl, 1990)

Interactions betweenAulonium ruficorne [Coleoptera: Colydiidae] and other natural enemies of bark beetles [Coleoptera: Scolytidae] - Z. Mendel; H. Podoler; H. Livne (BioControl, 1990)

The scale response ofTrichogramma [Hymenoptera: Trichogrammatidae]: Variation among species in host specificity and the effect of conditioning - M. S. Thomson; R. E. Stinner (BioControl, 1990)