Soil textural class definition

Soil textural class means one of the classes of soil texture defined within the USDA system of classification. (Soil Survey Manual, Agricultural Handbook No. 18, USDA Soil Conservation Service 1962.)
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Soil textural class means the United States department of agriculture (USDA) classification system and refers to the coarseness or fineness of the soil relative to the proportion of sand, silt, and clay.
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Examples of Soil textural class in a sentence

  • Soil textural class, as well as soil carbon, nitrogen, phosphorus and phosphorus contents were analyzed at the Civil Laboratory of Landmark University, Omu-Aran, Kwara state.

  • Soil textural class was determined by using U.S. soil texture triangle method (Soil Survey Staff, 1998).

  • Soil textural class was determined using the hydrometer method [7].

  • Soil textural class names were determined following the textural triangle of USDA system as described by Rowell [61].

  • Soil textural class was designated after using the International Textural Triangle.

  • The Soil textural class of the study area is classified as clay loam soil.

  • Soil textural class was determined by seeing the triangular textural class of soil.

  • Soil textural class of DRC is clay loam whereas silt clay loam for CRC (Joshua, 2011).

  • It breaks sand into three categories which are used in conjunction with a soil textural class name.Table 2Diameter Ranges of Soil SeparatesName of separate Diameter Range (mm)Very coarse sand 1.0 - 1.0Coarse sand 1.0 - 0.5Medium sand 0.5 - 0.25Fine Sand 0.25 - 0.10Very fine sand 0.10 - 0.05Silt 0.05 - 0.002Clay less than 0.002 Soil textural class is determined in the field by feeling and observing the soil.

  • Soil textural class names were assigned based on the relative contents of the percent sand, silt, and clay separates using the soil textural triangle as described by [21].

Related to Soil textural class

  • Soil texture means proportion by weight of sand, silt, and clay in a soil.

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