Search Results - "Ehlers, R. U"

Influence of cell density and phase variants of bacterial symbionts (Xenorhabdus spp.) on dauer juvenile recovery and development of biocontrol nematodes Steinernema carpocapsae and S. feltiae (Nematoda: Rhabditida) by Hirao, A, Ehlers, R.-U

“…The rhabditid nematodes Steinernema carpocapsae and Steinernema feltiae are used in biological control of insect pests. Mass production is done in liquid…”
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Mass production of entomopathogenic nematodes for plant protection by Ehlers, R.U

“…Entomopathogenic nematodes of the genera Heterorhabditis and Steinernema are commercially used to control pest insects. They are symbiotically associated with…”
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Improvement of heat and desiccation tolerance in Heterorhabditis bacteriophora through cross-breeding of tolerant strains and successive genetic selection by Mukuka, J, Strauch, O, Hoppe, C, Ehlers, R.-U

“…Genetic selection can be a powerful tool to increase beneficial traits in biological control agents. In this study the heat and desiccation tolerance of the…”
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Status of entomopathogenic nematodes and their symbiotic bacteria from selected countries or regions of the world by Kaya, Harry K., Aguillera, M.M., Alumai, Alfred, Choo, Ho Yul, de la Torre, Mayra, Fodor, András, Ganguly, Sudershan, Hazır, Selçuk, Lakatos, Tamás, Pye, Albert, Wilson, Michael, Yamanaka, Satoshi, Yang, Huaiwan, Ehlers, R.-U.

“…Entomopathogenic nematode–bacterium complex research is being conducted in many parts of the world, and initially, a global assessment of this research was the…”
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Effect of temperature on the development of Steinernema carpocapsae and Steinernema feltiae (Nematoda: Rhabditida) in liquid culture by Hirao, A, Ehlers, R.-U

“…For commercial use of the entomopathogenic nematodes Steinernema carpocapsae and Steinernema feltiae in biological control of insect pests, they are produced…”
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Heterorhabditis sp. not attracted to synthetic (E)-β-caryophyllene, a volatile emitted by roots upon feeding by corn rootworm by Anbesse, S., Ehlers, R.-U.

“…The western corn rootworm (WCR), Diabrotica virgifera virgifera LeConte, is a destructive pest of maize, Zea mays L. in North America and Europe. Larvae and…”
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Controlling western corn rootworm larvae with entomopathogenic nematodes: effect of application techniques on plant-scale efficacy by Toepfer, S, Burger, R, Ehlers, R.-U, Peters, A, Kuhlmann, U

“…The three larval instars of western corn rootworm (Diabrotica virgifera virgifera LeConte, Coleoptera: Chrysomelidae) feed on the roots of maize, Zea mays…”
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Comparative assessment of the efficacy of entomopathogenic nematode species at reducing western corn rootworm larvae and root damage in maize by Toepfer, S, Peters, A, Ehlers, R.-U, Kuhlmann, U

“…The western corn rootworm (Diabrotica virgifera virgifera LeConte, Coleoptera: Chrysomelidae) is an invasive maize (Zea mays L.) pest in Europe. Crop yield is…”
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Hybridisation and genetic selection for improving desiccation tolerance of the entomopathogenic nematode Steinernema feltiae by Nimkingrat, P., Strauch, O., Ehlers, R.-U.

“…Shelf life of biological control products based on the entomopathogenic nematode Steinernema feltiae is rather limited. In order to prolong shelf life, the…”
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Nematodes as biocontrol agents by Grewal, P. S, Ehlers, R. U, Shapiro-Ilan, D. I

“…This book documents and illustrates major developments in the use of nematodes for the biological control of insects and slugs. It covers the use of three main…”
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Assessment of establishment and persistence of entomopathogenic nematodes for biological control of western corn rootworm by Kurtz, B, Toepfer, S, Ehlers, R.-U, Kuhlmann, U

“…The use of entomopathogenic nematodes (EPN) is potentially one ecological approach to control the invasive alien western corn rootworm (Diabrotica virgifera…”
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review of the natural enemies of beetles in the subtribe Diabroticina (Coleoptera: Chrysomelidae): implications for sustainable pest management by Toepfer, S, Haye, T, Erlandson, M, Goettel, M, Lundgren, J.G, Kleespies, R.G, Weber, D.C, Cabrera Walsh, G, Peters, A, Ehlers, R.U, Strasser, H, Moore, D, Keller, S, Vidal, S, Kuhlmann, U

“…Diabroticina is a speciose subtribe of New World Chrysomelidae (Subfamily Galerucinae: Tribe Luperini) that includes pests such as corn rootworms, cucumber…”
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Screening of entomopathogenic nematodes for virulence against the invasive western corn rootworm, Diabrotica virgifera virgifera (Coleoptera: Chrysomelidae) in Europe by Toepfer, S, Gueldenzoph, C, Ehlers, R-U, Kuhlmann, U

“…Entomopathogenic nematode species available in Europe were screened for their efficacy against both the root-feeding larvae and silk-feeding adults of the…”
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Foliar application of the entomopathogenic nematode Steinernema carpocapsae for biological control of diamondback moth larvae ( Plutella xylostella) by Schroer, S., Ehlers, R.-U.

“…For the use of the entomopathogenic nematode Steinernema carpocapsae on cabbage foliage to control larvae of the diamondback moth (DBM), Plutella xylostella, a…”
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Food signal production of Photorhabdus luminescens inducing the recovery of entomopathogenic nematodes Heterorhabditis spp. in liquid culture by Strauch, O, Ehlers, R.U

“…Photorhabdus luminescens are bacterial symbionts of entomopathogenic nematodes of the genus Heterorhabditis. The bacto-helminthic complexes are used in…”
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Liquid culture mass production of biocontrol nematodes, Heterorhabditis bacteriophora (Nematoda: Rhabditida): improved timing of dauer juvenile inoculation by JOHNIGK, S.-A, ECKE, F, POEHLING, M, EHLERS, R.-U

“…Heterorhabditis bacteriophora is used in biological control of soil-borne insect pests in horticulture and turf. Mass production is carried out in monoxenic…”
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Mode of action of a surfactant-polymer formulation to support performance of the entomopathogenic nematode Steinernema carpocapsae for control of diamondback moth larvae (Plutella xylostella) by Schroer, S, Ziermann, D, Ehlers, R.U

“…We exposed five earthworm species, one flatworm species and the susceptible slug Deroceras reticulatum to the recommended field application rate and five times…”
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Influence of the aeration rate on the yields of the biocontrol nematode Heterorhabditis megidis in monoxenic liquid cultures by Strauch, O, Ehlers, R.U

“…The entomopathogenic nematode-bacterium complex Heterorhabditis megidis -- Photorhabdus luminescens was cultured in 10-l internal loop bioreactors with marine…”
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Control of Plutella xylostella using polymer-formulated Steinernema carpocapsae and Bacillus thuringiensis in cabbage fields by Schroer, S, Sulistyanto, D, Ehlers, R.U

“…Field trials evaluating the potential of the entomopathogenic nematode Steinernema carpocapsae and the feasibility to combine nematodes with Bacillus…”
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Pathogenicity, Development, and Reproduction of Heterorhabditis bacteriophora and Steinernema carpocapsae under Axenic in Vivo Conditions by Han, Richou, Ehlers, Ralf-Udo

“…Galleria mellonella larvae cultured axenically were treated with axenic dauer juveniles of Heterorhabditis bacteriophora and Steinernema carpocapsae. After 3…”
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