On-farm research | The Agro News

Long-term cover crops gave an Iowa farmer 157 workable days against her district's 127

Practical Farmers of Iowa tracked suitable fieldwork days on 38 farms in four states in 2025: on average they matched USDA's figures, but fields with a decade of cover crops showed wider spring windows as Iowa loses one spring workday every six years.

Farm Progress14 September 20262 min read

Agrotech

That 5-bushel bump may be an illusion: six steps for cleaning on-farm trial data

Keystone Cooperative's Jason Roth and Purdue corn specialist Dan Quinn tell farmers to strip end rows, drowned-out areas and rate transitions from yield maps, check combine calibration and ask why a product appeared to work before buying it again.

Farm Progress14 September 20262 min read