Crop Weather Risks

1
Crop Weather Risks Reality2007 Beyond

• S. Elwynn Taylor
• Iowa State University Extension Climatologist
• Agronomist

Every man owes it to himself to leave the soil
better than he found it.

George
Washington Carver
www.extension.iastate.edu

2
FL 1899-1999
Peninsula 1899-1927 (29 yrs) 5 Hurricanes 1928-19
65 (38 yrs) 13 Major Hurricanes 1966-2003 (38
yrs) 1 Major Hurricane Andrew 1992
3
Number of Named Storms
Zeta 27
28
4
SOI
5
Warm Dry Winter Weather Map
Dry Line
6
IL 100 yr Corn
7
IL Corn Yield
8
US Corn Yield
Drought Zone
Trend(2006) is Trend (2007) is Corn 146.5
Bu/a Corn 148.4 Soy 41.2 Bu/a
9
Long-Term Yield Risk U.S.
17
23
29
31
10
Benner Cycle
Benner economic cycle
History
Forecast
11
IL Precipitation
12
IL PHDI