J. Langewald

Agricultural and Biological Sciences · Life Sciences

15h-index1.6kcitations38works0.02yr avg
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Research Topics

Entomopathogenic Microorganisms in Pest Control(23), Insect and Arachnid Ecology and Behavior(9), Insect Pest Control Strategies(8), Insect Resistance and Genetics(7), Insect-Plant Interactions and Control(6)

Publications38 total

Delivery Optimization for Pesticides
2010· 2 cited
Green Muscle <sup>TM</sup> , a fungal biopesticide for control of grasshoppers and locusts in Africa.
CABI eBooks·2007· 40 cited
Optimisation de l'application du Metarhizium anisopliae var. acridum sur le criquet puant, Zonocerus variegatus (Orthoptera: Pyrgomorphidae)
International Journal of Tropical Insect Science·2005· 4 cited
Pest Directory - eine weltweite CD-ROM Datenbank zur Förderung der Forschung im Pflanzenschutz
Mitteilungen der Deutschen Gesellschaft für Allgemeine und Angewandte Entomologie·2004
Methods for risk assessment of biological control programmes in the Sahelian region
2004
Evaluation of the Entomopathogenic Fungi<i>Metarhizium anisopliae</i>and<i>Paecilomyces fumosoroseus</i>(Deuteromycotina: Hyphomycetes) for Control of the Green Leafhopper<i>Empoasca decipiens</i>(Homoptera: Cicadellidae) and Potential Side Effects on the Egg Parasitoid<i>Anagrus atomus</i>(Hymenoptera: Mymaridae)
Biocontrol Science and Technology·2003· 20 cited
Biological Control in IPM Systems in Africa
2003· 128 cited
Microbial control of termites in Africa.
CABI Publishing eBooks·2003· 13 cited
Biological control for increased agricultural productivity, poverty reduction and environmental protection in Africa.
CABI Publishing eBooks·2003· 10 cited
Policy statement on researchable issues for adoption of biological pest control agents in West Africa. International Institute of Tropical Agriculture (IITA), Cotonou, Benin and Natural Resources Institute (NRI), Chatham, UK. 3 pp.
2003· 1 cited
Towards the registration of microbial insecticides in Africa: non-target arthropod testing on Green Muscle <sup>TM</sup> , a grasshopper and locust control product based on the fungus <i>Metarhizium anisopliae</i> var. <i>acridum</i> .
CABI Publishing eBooks·2003· 6 cited
Participatory development of a biological control strategy of the variegated grasshopper in the humid tropics in West Africa
Crop Protection·2002· 3 cited
What is the place of biological control in acridid integrated pest management?
Journal of Orthoptera Research·2001· 14 cited
B<scp>IOLOGICAL</scp> C<scp>ONTROL OF</scp> L<scp>OCUSTS AND</scp> G<scp>RASSHOPPERS</scp>
Annual Review of Entomology·2001· 605 cited
The life cycle and development of the larval stages of the variegated grasshopper, Zonocerus variegatus Linne, 1758 Orthoptera Pyrogomorphidae in southern Benin Cycle biologique et duree des stades larvaires du criquet puant, Zonocerus variegatus Linne, 1758 Orthoptera Pyrgomorphidae aud Sud du Benin
2000
Cycle biologique et Durée des Stades Larvaires du Criquet Puant, Zonocerus variegatus (Linne, 1758) (Orthoptera: Pyrgomorphidae) au Sud du Bénin
International Journal of Tropical Insect Science·2000· 1 cited
Thermal ecology of <i>Zonocerus variegatus</i> and its effects on biocontrol using pathogens
Agricultural and Forest Entomology·2000· 20 cited
The life cycle and duration of the larval stages of the variegated grasshopper, Zonocerus variegatus (Linne, 1758) (Orthoptera: Pyrgomorphidae) in southern Benin.
Insect Science and Its Application·2000
Biological cycle and duration of larval stages of the variegated grasshopper, Zonocerus variegatus (Orthoptera: Pyrgomorphidae) in southern Benin.
Insect Science and Its Application·2000
Prospects for microbial pest control in West Africa.
Biocontrol News and Information·2000· 3 cited
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Frequent Co-authors

C. J. Lomer(13), O.‐K. Douro‐Kpindou(7), O.K. Douro Kpindou(7), C. Kooyman(5), Z. Ouambama(4), R. Peveling(4), Y. Bocco(4), Matthew B. Thomas(3), A. Cherry(3), Christian Borgemeister(3), Justine I. Blanford(3), Matthew B. Thomas(3), C. J. Lomer(3), C. Gbongboui(3), P. A. Shah(3), R. P. Bateman(2), Peter Neuenschwander(2), Hugo De Groote(2), Serge Attignon(2), Chris Lomer(2)