Iowa Past to Present Teacher's Guide: Chapter 13: Life on the Farm—Iowa Style
Cultivating Corn on a Ridge-till Field, 1999
Time Frame: 1999
Cultivating corn on a ridge-till field in north central Iowa. The ridge-till system involves the establishment of single-row ridges into which crops are planted year after year. 1999.
Lynn Betts
USDA Natural Resources Conservation Service
USDA Natural Resources Conservation Service
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