Soil testing begins with the homeowner, gardener, and farmer. The most critical step in soil testing is soil sample collection. Soil testing can help growers make informed decisions about fertilizer ...

A rediscovered soil sample collection in Illinois is helping researchers better understand how soil changes over time and what we can do to keep it healthy for agriculture.

This article is more than 1 year old. A rediscovered soil sample collection in Illinois is helping researchers better understand how soil changes over time and what we can do to keep it healthy for ...

Soil scientist Andrew Margenot holds a jar of soil gathered from Menard County, Illinois in 1948. The University of Illinois professor said he rediscovered the "church of soil" when searching an old ...