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MLRA 103 - Central Iowa and Minnesota Till Prairies
Iowa and Minnesota
71,990 km2 (27,800 mi2)
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Climate:
Average annual precipitation 625 to 850 mm. Two-thirds or more of the precipitation falls during the freeze-free period. Average annual temperature 6 to 9 C, decreasing to 4 C in the northwest. Average freeze-free period 130 to 160 days.
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PA Soil Landscapes |
US Soil Survey |
US Landscapes
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