Biotechnology Corn as a Percent of all Corn Planted, Missouri, 2001-2004 ^1/

Biotechnology Varieties

2001

2002

2003

2004

-percent-

Insect Resistant (bt)

23

27

32

32

Herbicide Resistant

8

6

9

13

Stacked Gene Varieties

1

2

1

4

All Biotech Varieties

32

34

42

49

1/ Series began in 2000.