Costamagna, A. C. and D. A. Landis. 2006. Predators exert top-down control of soybean aphid across a gradient of agricultural management systems. Ecological Applications 16:1619-1628.
Landis, D. A., M. M. Gardiner, W. van der Werf, and S. M. Swinton. 2008. Increasing corn for biofuel production reduces biocontrol services in agricultural landscapes. Proceedings of the National Academy of Sciences 105:20552-20557.
Isaacs, R., J. Tuell, A. Fiedler, M. Gardiner, and D. Landis. 2009. Maximizing arthropod-mediated ecosystem services in agricultural landscapes: The role of native plants. Frontiers in Ecology and the Environment 7:196-203.
Meehan, T. D., B. P. Werling, D. A. Landis, and C. Gratton. 2011. Agricultural landscape simplification and
insecticide use in the Midwestern U.S. Proceedings of the National Academy of Sciences 108:11500-
Woltz, M. J., R. Isaacs, and D. A. Landis. 2012. Landscape structure and habitat management differentially influence insect natural enemies in an agricultural landscape. Agriculture, Ecosystems and Environment 152:40-49.
Multicolored Asian lady beetles prey on soybean aphids at the Kellogg Biological Station LTER site.
Relationship between the biocontrol services index (BSI) in soybean fields and proportion of corn in the local landscape [1.5 -km radius].