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  • Influence
Effects of neem‐treated aphids as food/hosts on their predators and parasitoids
Abstract:  Experiments were conducted in the laboratory and in greenhouses. Of three neem preparations sprayed upon eggs, only neem oil (NO) exerted a negative impact on the hatching rate ofExpand
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A survey on the occurrence and flight periods of fruit fly species (Diptera: Tephritidae) in a fruit growing area in southwest Nicaragua, 1994/95.
McPhail traps baited with hydrolysed protein and borax to trap mainly female fruit flies, Jackson traps baited with trimedlure to attract male Ceratitis capitata Wiedemann, and Jackson traps baitedExpand
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Insecticide Resistance Management of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) and its effect on pests and yield of cotton in North India
An insecticide resistance management (IRM) strategy was devised and evaluated for the management of cotton bollworm, Helicoverpa armigera (Lep., Noctuidae) in cotton in on-farm research in PunjabExpand
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The species composition and frequency of spiders (Araneae) in fields of winter wheat grown under different conditions in Germany
Abstract: Studies were conducted in winter wheat fields of three farms at Bad Vilbel near Frankfurt/M. during 1993–1995: one organic farm (D) (biodynamic; no pesticides, large fields) and twoExpand
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Phenology and egg production in Agonum dorsale and Pterostichus melanarius (Col., Carabidae) in winter wheat fields of different growing intensity in Northern Germany
Predator communities and the availability of prey (aphids and epigeal Collembola) were studied in Northern Germany in 1986 and 1990/91 in fields of winter wheat of different growing intensity.
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Studies on the possible competition for pollen between the honey bee, Apis mellifera sudanensis, and the imported dwarf honey bee Apis florea (Hym., Apidae) in North‐Khartoum (Sudan)
Abstract:  Based on identification of collected pollen, in the area of North Khartoum, 21 plant genera (ca. 21 spp.) proved to be the main pollen sources for the honey bee Apis mellifera sudanensis.Expand
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The efficacy of different neem preparations for the control of insects damaging potatoes and eggplants in the Sudan
Abstract In greenhouse (Khartoum, Sudan), the effect of NeemAzal-T/S® (NA, at 20 g a. i. ha −1 ) on mortality of third instar nymphs of Jacobiasca lybica was not significantly different from that ofExpand
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Flight activity of predatory Staphylinidae in agriculture in central Germany
The flight activity of predatory staphylinids was studied at two sites of Bad Vilbel near Frankfurt/M. (Germany) by window traps on the borders between fields of sugar beet and cereals, in 1989–1991,Expand
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Control of aphids and whiteflies (Homoptera: Aphididae and Aleyrodidae) with different Neem preparations in laboratory, greenhouse and field: effects and limitations
Three neem preparations were rested with whiteflies: Neemoil (NO), NeemAzal-T/S® (NA), and Neem Kernel Water Extract (NKWE). NA and NKWE in different concentrations were tested also with five aphidExpand
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