Tag: soil texture

Download 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 layer is given as a percentage, by weight, of the soil material that is less than 2 mm in diameter. The amount and kind of clay affect the fertility and … Continue reading Download Iowa Soil Clay Content Maps (gSSURGO)

Download 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 of each soil layer is given as a percentage, by weight, of the soil material that is less than 2 mm in diameter. The content of sand, silt, and clay … Continue reading Download Iowa Soil Silt Content Maps (gSSURGO)

Download 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 content of each soil layer is given as a percentage, by weight, of the soil material that is less than 2 mm in diameter. The content of sand, silt, and … Continue reading Download Iowa Soil Sand Content Maps (gSSURGO)