Supporting risk assessment of Bt cotton in Brazil: Synthesis and recommendations

D .A . A n d o w , E.M.G. F o n t e s , A . H il b e c k , J . J o h n s t o n , D.M.F. C a p a l b o , K.C. N e l s o n , E. U n d e r w o o d , G.P. F it t , E.R. S u j i i , S . A r p a ia , A.N.E. B ir c h , A. P a l l in i a n d R.E. W h e a t l e y C orresponding author: D r D.A. Andow, P ro fessor o f Insect Ecology, U niversity o f M innesota, 219 Hodson Hall, 1980 Folweli Avenue, S t Paul, M N 55108, USA. Fax: +1 612 6255299, e-m ail: dandow@ um n.edu