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 | - | 
 | 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)