Row Kill
Pam Smith DTN\Progressive Farmer Crops Technology Editor
Thu Jul 10, 2014 03:46 PM CDT

DECATUR, Ill. (DTN) -- Entering a field to take photos or pull yield samples generally involves what amounts to gymnastics on my behalf -- especially as the soybean crop starts to take off. I can't stand to step on the crop or harm it in any way.

While my steps may not result in much yield loss, it turns out sprayers can and do take their toll. Research by agricultural engineer Mark Hanna at Iowa State University indicates sprayer wheel traffic from first flower (R1) through harvest can damage soybean plants and reduce yield.

University of Wisconsin soybean specialist Shawn ...

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