SlideShare a Scribd company logo
Jim	Richardson	/	Na0onal	Geographic	Stock
agronomy.wisc.edu
ISM	–	Loess	map
THERE’S	A	DIFFERENCE	BETWEEN	
LOESS	AND	A-HORIZON
“While	soil	loss	is	severe	on	some	farms	in	some	
parts	of	Illinois,		
overall	losses	are	approximately	
0.03	inches	per	year.”	
-	Illinois	DNR

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