Corn Yields by Tillage Treatment

Treatment System Year
Fresh Yield (lbs/acre) Dry Yield (lbs/acre) Dry Yield (kg/ha)
Conservation tillage

Conv. Corn/Tomato

2003
11849
11300 12656

2004
12228
11594 12986

2005
10395
9903 11091

2006
8401
7975 8932

2007
12593
11377 12742

Legume/Corn/Tomato

2003
5864
5554 6220

2004
3867
3601 4033

2005
3663
3348 3750

2006
3969
3679 4121

2007
3512
3134 3510

Organic Corn/Tomato

2003
6303
5954 6669

2004
4746
4424 4955

2005
1856
1687 1890

2006
5763
5315 5952

2007
6496
5801 6497
Standard tillage

Conv. Corn/Tomato

1994
13753
11856 13279

1995
9394
8192 9176

1996
10714
9411 10540

1997
12415
11069 12397

1998
10284
9352 10475

1999
8990
8032 8996

2000
11482
10540 11805

2001
11622
10977 12295

2002
11413
10809 12106

2003
11509
10911 12220

2004
12653
11988 13427

2005
11337
10755 12045

2006
8505
8079 9048

2007
13185
11900 13327

Legume/Corn/Tomato

1994
7568
6624 7419

1995
7692
6732 7540

1996
7362
6465 7241

1997
8005
7167 8027

1998
7761
6877 7702

1999
6382
5695 6379

2000
7052
6492 7271

2001
6382
5953 6668

2002
6498
5706 6391

2003
6822
6452 7226

2004
4503
4187 4690

2005
3301
3029 3392

2006
3868
3593 4024

2007
4167
3732 4180

Organic Corn/Tomato

1994
9206
8075 9044

1995
9166
8008 8968

1996
6900
6115 6849

1997
10365
9244 10353

1998
7089
6213 6959

1999
6543
5834 6534

2000
6684
6124 6859

2001
7135
6683 7485

2002
4849
4239 4748

2003
7159
6770 7582

2004
5113
4775 5348

2005
1851
1696 1899

2006
5671
5257 5887

2007
7013
6296 7052

Transitional

1995
9927
8493 9512

1998
7036
6113 6847

2002
4895
4246 4756

2004
5217
4885 5471

2006
4104
3819 4277