Levidow, L. 1999. A scientific-cultural comparison. Lewis, R., and B.A. Palevitz. Science vs. P.R. , GM crops face heat of debate. Milius, S. 1999.
New studies clarify monarch worries.
Bt-corn pollen can kill monarchs . The green genes don't get out much. Muir, W.M., and R.D. Howard. Paarlberg, R. 2000. Pendick, D. 1992.