Andrew G. Stephenson, Bradley Leyshon, Steven E. Travers, C. Nelson Hayes, and James A. Winsor. 2004. Interrelationships among inbreeding, herbivory, and pathogen infection on reproduction in Cucurbita pepo ssp. texana. Ecology 85:3023–3034.

Appendix C. Families differ in the amount of beetle damage under the two pesticide spray conditions.

FIG. C1. The interaction between Spray Treatment (No-Spray = no insecticide applications; Spray = weekly insecticide applications) and Family, showing that some families of wild gourds experience greater reductions in total damage by cucumber beetles when an insecticide is applied.