Wikimore

Summary

DescriptionSoilTextureTriangle.svg	English: Soil Texture Triangle according to the USDA nomenclature Deutsch: Bodenartdreieck gemäß der Nomenklatur der USDA Русский: Треугольник Ферре, используется для определения гранулометрического состава почв, согласно USDA Français : Triangle des textures des sols selon la nomenclature du département de l'Agriculture des États-unis d'Amérique
Date	1993 (probable release date of the printed version)
Source	Manually vectorized from File:SoilTextureTriangle.jpg Original source: A scanned JPG on the old USDA domain http://soils.usda.gov at the Wayback Machine. According to its full URL this JPG must have been implemented in the online version of the 1993 Soil Survey Manual (SSM).
Author	USDA Soil Survey Division Staff

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