'Mineral soil material' diaporamas de présentation

Field Indicators of Hydric Soils of the Mid-Atlantic Region

Field Indicators of Hydric Soils of the Mid-Atlantic Region. USDA-NRCS. 2006. Field indicators of hydric soils in the United States, version 6.0. G.W. Hurt, P.M. Whited, and R.F. Pringle (ed.). USDA-NRCS, in cooperation with the Natl. Tech. Comm. for Hydric Soils, Fort Worth, TX, USA.

861 views • 40 slides

How do soils form?

How do soils form?. Soil Profiles. How do you start describing the soil?. What do you see ? What is different from top to bottom? How deep do roots go?. Soil Profile Descriptions.

378 views • 24 slides

333 views • 19 slides