“Tips on using Munsell Soil Color Charts to accurately identify soil color. Where do you start? Do you move through chroma or hue? It's all here.

Differentiating among redoxomorphic features and their origins.

Masked sand grains, organic bodies and other features, mottles, splotches and more.

Sampling soil from individual horizons takes some finesse. Freshen up on technique here.

Collecting bulk density samples can present challenges in different soil types.

If you can't dig to 125 cm or cave-ins are a problem, it may be time for an auger.

A tidy exit helps your sampling site restore itself promptly.

Proper packing and handling of your soil isotope samples makes a difference to batch lab staff.