1999 Top Ten Counties CORN Production (000) Bu Rank Yield (Bu/Ac) Jasper 20,697.5 1 Newton 160 White 19,772.0 2 Tipton 159 Benton 17,738.3 3 White 158 Knox 16,915.7 4 Clinton 153 Newton 16,821.2 5 Carroll 153 Montgomery 16,682.7 6 Decatur 152 Clinton 16,660.4 7 Union 151 Carroll 16,280.2 8 Benton 150 Boone 15,478.9 9 Rush 149 Rush 15,224.3 10 Delaware 149 Clay 149 SOYBEANS White 5,480.4 1 Decatur 49 Benton 5,260.4 2 Clinton 48 Clinton 4,934.7 3 Carroll 48 Montgomery 4,932.7 4 Newton 47 Jasper 4,728.9 5 Union 47 Grant 4,199.9 6 Tipton 46 Rush 4,155.8 7 White 45 Madison 4,153.5 8 Putnam 45 Knox 4,144.4 9 Clay 45 Carroll 4,072.9 10 Benton 44 Montgomery 44 Winter Wheat Production (000) Bu Rank Yield (Bu/Ac) Posey 2,198.1 1 Randolph 82 Gibson 2,016.3 2 Henry 82 Knox 1,973.3 3 Lake 82 Allen 1,917.8 4 Wabash 81 Adams 1,067.8 5 Carroll 81 De Kalb 859.8 6 Adams 80 Spencer 751.0 7 Wells 80 Jay 744.8 8 Boone 80 Wabash 732.0 9 Hancock 80 Whitley 709.0 10 Rush 79 Madison 79