Appendix C. Mixed-model ANOVA table for effects of grass competition, root herbivory by beetles, and full sibling family of milkweed on production of latex, cardenolides, and leaf carbon and nitrogen concentrations near the end of the second growing season. A. AgrawalAnurag 2016 Mixed-model ANOVA table for effects of grass competition, root herbivory by beetles, and full sibling family of milkweed on production of latex, cardenolides, and leaf carbon and nitrogen concentrations near the end of the second growing season.