NWCA 2 of 2
More insights from Dr. Lenore Vasilas of USDA-NRCS and Gregg Serenbetz of US EPA.
Soil Matrix Color
“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.
Additional Field Indicators
Masked sand grains, organic bodies and other features, mottles, splotches and more.
Soil Horizon Sampling
Sampling soil from individual horizons takes some finesse. Freshen up on technique here.
Bulk Density Samples
Collecting bulk density samples can present challenges in different soil types.
Sampling with an Auger
If you can't dig to 125 cm or cave-ins are a problem, it may be time for an auger.
Backfilling the Pit
A tidy exit helps your sampling site restore itself promptly.
Packing Soil Isotope Samples
Proper packing and handling of your soil isotope samples makes a difference to batch lab staff.