Module Soil Texture Classification

Derive soil texture classes with USDA scheme from sand, silt and clay contents.

1 - Clay
2 - Silty Clay
3 - Silty Clay-Loam
4 - Sandy Clay
5 - Sandy Clay-Loam
6 - Clay-Loam
7 - Silt
8 - Silt-Loam
9 - Loam
10 - Sand
11 - Loamy Sand
12 - Sandy Loam

Reference:
USDA NRCS Soils Website

Author: Gianluca Massei (c) 2007 (g_massa@libero.it)
Specification: grid
Menu: Grid|Analysis|Soil Analysis

Parameters

	Name	Type	Identifier	Description	Constraints
Input	Sand (*)	Grid (optional input)	`SAND`	sand content given as percentage	-
	Silt (*)	Grid (optional input)	`SILT`	silt content given as percentage	-
	Clay (*)	Grid (optional input)	`CLAY`	clay content given as percentage	-
Output	Soil Texture	Grid (output)	`TEXTURE`	soil texture	-
Output	Sum (*)	Grid (optional output)	`SUM`	Sum of percentages	-
(*) optional

Command-line

Usage: saga_cmd grid_analysis 14 [-SAND <str>] [-SILT <str>] [-CLAY <str>] [-TEXTURE <str>] [-SUM <str>]
  -SAND:<str>   	Sand
	Grid (optional input)
  -SILT:<str>   	Silt
	Grid (optional input)
  -CLAY:<str>   	Clay
	Grid (optional input)
  -TEXTURE:<str>	Soil Texture
	Grid (output)
  -SUM:<str>    	Sum
	Grid (optional output)