CORN - CROP DEVELOPMENT

Crop development information is collected and published each week during the crop season in the weekly Illinois Weather & Crops Report. In this section,planting and harvesting information is summarized along with selected information on crop development.


CORN: Percent of acreage planted by specified dates, Illinois, 1987-96
Year April May June
20 30 10 20 30 10
1987 4 45 90 98 100  
1988 12 54 96 100    
1989 4 43 71 94 100  
1990 1 25 58 67 74 88
1991 8 38 73 93 98 100
1992 13 25 81 98 100  
1993 0 1 9 60 86 96
1994 3 40 62 82 98 100
1995 3 8 25 37 54 84
1996 12 35 51 59 81 89

CORN: Percent of acreage silked (tasseled) by specified dates, Illinois, 1987-96
Year June July August
30 10 20 30 10
1987 23 74 95 100  
1988 3 35 80 97 100
1989 1 17 70 93 100
1990 0 7 39 70 88
1991 21 76 97 100  
1992 2 14 65 94 100
1993 0 3 31 76 95
1994 1 23 80 97 99
1995 1 4 32 72 93
1996 0 4 20 59 87

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Illinois Agricultural Statistics Service
Annual Summary - 1997		 Page 58


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