@INBOOK {LANGEWALD:2003a, title = {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}, author = {Langewald, J. and Stolz, I. and Everts, J. * and Peveling, R. }, editor = {Neuenschwander, P. and Borgemeister, C. and Langewald, J. }, year = {2003}, pages = {207--225}, chapter = {14}, publisher = {CABI}, address = {Wallingford, UK}, note = {In: Biological control in IPM in Africa edited by Neuenschwander P., Borgemeister C., Langewald J.}, }