Soil My Undies” Challenge Has Farmers Burying Underwear In Their Fields - Modern Farmer

It's a test for healthy soil.

Soil Your Undies Challenge Natural Resources Conservation Service

Resonate - Cheryl Haskett, Southern Ontario's Agritourism

Soil Your Undies' challenge encourages people to bury cotton

Dirty undies help American researchers to test Tennessee soil

Environment Archives - Page 38 of 72 - Regeneration International

I see London, I see France, farmers buried underpants to

Soil Your Underwear Challenge – Saint Louis Science Center

What Montana farmers can learn by soiling their underwear

Farmers Have Been Soiling Their Undies. Here's Why - Hundred

FFA News – Page 35 – Ohio Ag Net

Farmers are soiling their undies and making strides with soil

FFA News – Page 35 – Ohio Ag Net

FFA News – Page 35 – Ohio Ag Net