GMD {SoilFDA}

Geometric Mean Diameter

Description

The function computes the geometric mean diameter of particle size distribution

Usage

GMD(Mass, Size)

Arguments

Mass

Numerical vector containing the mass of each particle size class

Size

Numerical vector containing the average of each particle size class

Value

Geometric Mean Diameter

References

Perfect E, Rasiah V, Kay BD. (1992). Fractal Dimension of soil aggregate size distributions calculated on number and mass. Soil Science Society of America Journals, 56: 1407.

Examples

data <- data.frame(Mass = c(15.1,28.9,11.3,14.6,7.9,22.2),
                   Size = c(0.053,0.1765,0.4,1.25,3.375,4.75))
attach(data)
GMD(Mass = Mass, Size = Size)