soil texture

Iowa Soil Clay Content Maps [gSSURGO]

Clay as a soil separate consists of mineral soil particles that are less than 0.002 mm in diameter. The estimated clay content of each soil… Read More

22 July 2019

Iowa Soil Silt Content Maps [gSSURGO]

Silt as a soil separate consists of mineral soil particles that are 0.002 to 0.05 mm in diameter. In the database, the estimated silt content… Read More

22 July 2019

Iowa Soil Sand Content Maps [gSSURGO]

Sand as a soil separate consists of mineral soil particles that are 0.05 mm to 2 mm in diameter. In the database, the estimated sand… Read More

22 July 2019

Clay Content – gSSURGO

To download print image, right click within the pop-up gallery view and select “save image as” 01Clay0to5cm… Read More

18 June 2019

Sand Content – gSSURGO

To download print image, right click within the pop-up gallery view and select “save image as” 01Sand0to5cm… Read More

18 June 2019

Digital Hillslope Position as an Alternative Method for Soil Mapping: A Case Study for Soil Surface Properties and Topsoil Thickness in Iowa

A statistical comparison of soil properties classified via Digital Hillslope Position and Floodplain algorithm vs. gSSURGO and Iowa physiographic regions. Read More

14 June 2019