@ARTICLE {THOMAS:1997,
title = {Evaluating the effects of a biopesticide on populations of the variegated grasshopper, Zonocerus variegatus},
author = {Thomas, M. B. and Langewald, J. and Wood, S. N. },
journal = {Journal of Applied Ecology},
year = {1997},
volume = {33},
pages = {1509--1516},
}