Langewald, J.    

Firstname:J. 
Surname:Langewald 
Email: 
Institute:IITA 
Homepage:http://www.iita.org 

39 publications (0 read)





Publications as Author



2003

Biological control for increased agricultural productivity, poverty reduction and environmental protection in Africa, Neuenschwander, P., Langewald, J., Borgemeister, C. and James, B., pages 377-405, chapter 24, CABI, ISBN 0-85199-639-6, 2003.
 
Microbial control of Termites in Africa, Langewald, J., Mitchell, J. D.*, Maniania, N. K. and Kooyman, C., pages 227-242, chapter 15, CABI, ISBN 0-85199-639-6, 2003.
 
Towards the registration of microbial insecticides in Africa: non-target Arthropod testing on green muscleTM, a grasshopper and locust control product based on the fungus metarhizium anisopliae var. acridum, Langewald, J., Stolz, I., Everts, J.* and Peveling, R., pages 207-225, chapter 14, CABI, 2003.
 

2001

Biological control of locusts and grasshoppers, Lomer, C., Bateman, R. P., Johnson, D. L., Langewald, J. and Thomas, M. B., in: Annual Review of Entomology, volume 46, pages 667-702, 2001.
 
Effet de l'application d'un melange lamba-cyhalothrin (pesticide chimique) et de spores de Metarhizium anisopliae ( flavoride) var. acridum Driver & Milner (biopesticide) applique sur les larves de sauterriaux au Mali, Douro Kpindou, O., Lomer, C., Langewald, J., Togo, T. and Sagara, D., in: Journal of Applied Entomology, volume 125, pages 249-253, 2001.
 
Development and commercialization of the Green Muscle biopesticide, Douthwaite, B., Langewald, J. and Harris, J., International Institute of Tropical Agriculture (IITA), 2001.
 
Development and commercialization of the green muscle biopesticide, Douthwaite, B., Langewald, J. and Harris, J., Impact series, International Institute of Tropical Agriculture (IITA), ISBN 978-131-1932, 2001.
 
Large-scale environmental impact of biological control and the future of grasshopper control on Orthopteroid insects, Langewald, J. and Stolz, R., in: International Conference on Orthopteroid Insects, 19-22 August, Montpellier, France, 2001.
 

2000

Farmer participatory development of a control strategy for the variegated grasshopper with a bio-pesticide in the northern Mono, Benin In: Farmers and scientists in a changing environment: assessing research in West Africa, Muller, D., Gbongboui, C., De Groote, H., Langewald, J. and Badou, R., pages 22-26, Margraf Verlag, 2000.
 
Pratiques paysannes et utilisation potentielle de Metarhizium flavoviride Gams and Rozsypal en lutte antiacridienne au Niger, Maiga, I., Douro Kpindou, O., Lomer, C. and Langewald, J., in: Insect Science and Its Application, volume 19, pages 163-171, 2000.
 
Cycle biologique durée des stades larvaires du criquet puant, Zonocerus variegatus (Linne, 1758) (Orthoptera: Pyrgomorphidae) au sud du Benin, Douro Kpindou, O., Lomer, C., Langewald, J. and Bocco, Y., in: Insect Science and Its Application, volume 20, pages 109-111, 2000.
 
Thermal ecology of Zonocerus variegatus and its effect on biocontrol using pathogens, Blanford, S., Thomas, M. B. and Langewald, J., in: Agricultural and Forest Entomology, volume 2, pages 3-10, 2000.
 
Prospects for microbial control in West Africa, Langewald, J. and Cherry, A., in: Biocontrol News and Information, volume 21, number 5, pages 214-239, 2000.
 

1999

Development of strategies for the incorporation of microbial pesticides into the integrated management of migratory pests, Lomer, C., Bateman, R. P., De Groote, H., Dent, D., Kooyman, C., Langewald, J., Johnson, D. L., Peveling, R. and Thomas, M. B., in: Agricultural and Forest Entomology, volume 1, pages 71-88, 1999.
 
Utilisation de Metarhizium flavoviride Gams et Roszypal contre les sauteriaux dans des essais paticipatifs en milieur paysan au Niger, Maiga, I., Douro Kpindou, O., Lomer, C. and Langewald, J., in: Insect Science and its Application, volume 18, pages 279-284, 1999.
 
An assessment of the impact of biological and chemical grasshopper control agents on ground-dwelling arthropods in Niger, based on presence/absence sampling, Peveling, R., Attignon, S., Langewald, J. and Ouambama, Z., in: Crop Protection, volume 18, number 5, pages 323-339, ISSN 0261-2194, 1999.
 
Use of Metarhizium flavoviride for control of Oedaleus senegalensis: a model, linking cage mortality in the laboratory with population reduction in the field, Langewald, J., Kooyman, C., Bateman, R. P., Thomas, M. B., Ouambama, Z., Mamadou, A. and Lomer, C., in: Biocontrol Science and Technology, volume 9, pages 199-214, 1999.
 

1998

Behavioural fever in the Senegalese grasshopper, Oedaleus senegalensis, and its implications for biological control using pathogens, Blanford, S., Thomas, M. B. and Langewald, J., in: Ecological Entomology, volume 23, number 1, pages 9-14, ISSN 0307-6946, 1998.
 
Development of a mass production technology for aerial conidia for use as mycopesticides, Jenkins, N. E., Heviefo, G., Langewald, J., Cherry, A. and Lomer, C., in: Biocontrol News and Information, volume 19, number 1, pages 21N-31N, ISSN 0143-1404, 1998.
 

1997

Control of grasshoppers, particularly Hieroglyphus daganensis, in northern Benin using Metarhizium flavoviride, Lomer, C., Thomas, M. B., Godonou, I., Shah, P, Douro Kpindou, O. and Langewald, J., in: Memoirs of the Entomological Society of Canada, volume 171, pages 301-311, 1997.
 
Persistence of biopesticides and consequences for biological control of grasshoppers and locusts, Thomas, M. B., Wood, S. N., Langewald, J. and Lomer, C., in: Pestcide Science, volume 49, pages 47-55, 1997.
 
Essais sur l'utilisation d'un biopesticide (Metarhizium flavoride) pour le controle des sauteriaux au Mali de 1992 a 1994, Douro Kpindou, O., Shah, P, Langewald, J., Lomer, C., van der Pau, H., Sidibe, A. and Daffe, C. O., in: Journal of Applied Entomology, volume 121, pages 285-291, 1997.
 
Operational-scale application of entomopathogenic fungi for control of Sahelian grasshoppers, Kooyman, C., Bateman, R. P., Langewald, J., Lomer, C., Ouambama, Z. and Thomas, M. B., in: Proceedings of the Royal Society B, volume 264, pages 541-546, 1997.
 
Effects of rehydration on the conidial viability of Metarhizium flavoviride mycopesticide formulations, Moore, D., Langewald, J. and Obognon, F., in: Biocontrol Science and Technology, volume 7, pages 87-94, 1997.
 
Evaluating the effects of a biopesticide on populations of the variegated grasshopper, Zonocerus variegatus, Thomas, M. B., Langewald, J. and Wood, S. N., in: Journal of Applied Ecology, volume 33, pages 1509-1516, 1997.
 
Field treatment of desert locust (Schistocerca gragaria Forskal) hoppers in the field in Mauritania with an oil formulation of the entomopathogenic fungus Metarhizium flavoride, Langewald, J., Kooyman, C., Douro Kpindou, O., Lomer, C., Dahmoud, A. and Mohamed, H., in: Biocontrol Science and Technology, volume 7, pages 603-611, 1997.
 
Use of Metarhizium flavoviride for control of Zonocerus variegatus: Amodel, relating mortality in caged field samples with disease development in the field, Langewald, J., Thomas, M. B., Lomer, C. and Douro Kpindou, O., in: Experimentalis et Applicata, volume 82, pages 1-8, 1997.
 

1992

Effects of neem oil treatment on the phase status of desert locust, Schistoccerca gregaria, Langewald, J. and Schmutterer, H., pages 142-154, CAB International, 1992.
 

Publications as Editor

2003

Biological control in IPM systems in Africa, CABI, ISBN 0-85199-639-6, 2003.
 
The role of biological control in integrated management of Striga species in Africa, Berner, D. K., Sauerborn, J., Hess, D. E.* and Emechebe, A., pages 259-276, CABI, Wallingford, UK, 2003.
 
IPM of banana weevil in Africa with emphasis on microbial control, Gold, C., Nankinga, C., Niere, B. and Godonou, I., pages 243-257, chapter 16, CABI, ISBN 0-85199-639-6, 2003.
 
Biological control of whiteflies in sub-Saharan Africa, Legg, J., Gerling, D. and Neuenschwander, P., pages 87-100, chapter 6, CABI, ISBN 0-85199-639-6, 2003.
 
Mangoe-infesting fruit flies in Africa: Perspectives and limitations of biological approaches to their management, Lux, A., Dimbi, S., Mohamed, S. and Billah, M.*, in: Biological control in IPM systems in Africa, pages 277-294, 2003.
 
Biological control for increased agricultural productivity, poverty reduction and environmental protection in Africa, Neuenschwander, P., Langewald, J., Borgemeister, C. and James, B., pages 377-405, chapter 24, CABI, ISBN 0-85199-639-6, 2003.
 
Species of Trichoderma and Aspergillus as biological control agents against plant diseases in Africa, Bandyopadhyay, R. and Cardwell, K., pages 193-206, chapter 13, CABI Publishing, 2003.
 
Endophytic microbial biodiversity and plant nematode management in African Agriculture, Sikora, R., Niere, B. and Kimenju, J.*, pages 179-192, chapter 12, CABI, ISBN 0-85199-639-6, 2003.
 
Microbial control of Termites in Africa, Langewald, J., Mitchell, J. D.*, Maniania, N. K. and Kooyman, C., pages 227-242, chapter 15, CABI, ISBN 0-85199-639-6, 2003.
 
Cassava green mite in Africa - a unique example of successful classical biological control of a mite pest on a continental scale, Yaninek, S. and Hanna, R., pages 61-75, chapter 4, CABI, ISBN 0-85199-639-6, 2003. [DOI]
 
Towards the registration of microbial insecticides in Africa: non-target Arthropod testing on green muscleTM, a grasshopper and locust control product based on the fungus metarhizium anisopliae var. acridum, Langewald, J., Stolz, I., Everts, J.* and Peveling, R., pages 207-225, chapter 14, CABI, 2003.
 
Biological control, a non- obvious component of IPM for cowpea, Tamo, M., Ekesi, S., Maniania, N. K. and Cherry, A., pages 295-309, chapter 19, CABI, ISBN 0-85199-639-6, 2003.
 
Biological control of Helicoverpa armigera in Africa, Cherry, A., Cock, M., van den Berg, H. and Kfir, R.*, pages 329-346, chapter 21, CABI, ISBN 0-85199-639-6, 2003.
 
Biological control of cassava and mango mealybugs in Africa, Neuenschwander, P., pages 45-59, chapter 3, CABI, ISBN 0-85199-639-6, 2003. [DOI]