Information about a pasture's soil can help maximize its production. Here's a step-by-step guide to using the NRCS Web Soil Survey website to gather soil information for specific pastures.
This publication describes factors to consider when deciding to plant a hazelnut orchard and includes a table of native productivity ratings for soil series types in the Willamette Valley.
When moss grows in pastures, it's usually a sign of a deeper problem. Permanently getting rid of moss requires addressing the underlying problem, whether that's the condition of the soil or too much shade.