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Table 2.-Average bulk density for organic matter and soil textures (Rawls, 1983). Organic matter and textures Average bulk density (g/cm³) Organic matter 0.22 Sand 1.56 Loamy sand 1.54 Sandy loam 1.50 Loam 1.45 Silt loam 1.20 Sandy clay loam 1.63 Silty clay 1.55 Clay loam 1.45 Silty clay loam 1.40 Red clayey soils 1.10 Soils that formed in volcanic ash 0.80 8. a. How do SOM levels affect bulk density? b. What affect does bulk density have on plants?

Table 2.-Average bulk density for organic matter and soil textures (Rawls, 1983). Organic matter and textures Average bulk density (g/cm³) Organic matter 0.22 Sand 1.56 Loamy sand 1.54 Sandy loam 1.50 Loam 1.45 Silt loam 1.20 Sandy clay loam 1.63 Silty clay 1.55 Clay loam 1.45 Silty clay loam 1.40 Red clayey soils 1.10 Soils that formed in volcanic ash 0.80 8. a. How do SOM levels affect bulk density? b. What affect does bulk density have on plants?

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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Answer the following question to the best of your knowledge with the table provided in the photo
7. For each that you have listed (in #6), briefly describe what is happening that causes t increase? Table 2.-Average bulk density for organic matter and soil textures (Rawls, 1983). Organic matter and textures Average bulk density (g/cm³) Organic matter 0.22 Sand 1.56 Loamy sand 1.54 Sandy loam 1.50 Loam 1.45 Silt loam 1.20 Sandy clay loam 1.63 Silty clay 1.55 Clay loam 1.45 Silty clay loam 1.40 Red clayey soils. 1.10 Soils that formed in volcanic ash 0.80 8. a. How do SOM levels affect bulk density? b. What affect does bulk density have on plants? 17 Edited from D. Steer, The Good Earth. Also created by K. Sasowsky (Sup. Ex.3, 7, 6a, parts of Sup. Ex. A&B, part, 24, 25, 38, Sup. Alt the Energy Project Discussion Questions); copyrights retained by authors, 2021.
Transcribed Image Text:7. For each that you have listed (in #6), briefly describe what is happening that causes t increase? Table 2.-Average bulk density for organic matter and soil textures (Rawls, 1983). Organic matter and textures Average bulk density (g/cm³) Organic matter 0.22 Sand 1.56 Loamy sand 1.54 Sandy loam 1.50 Loam 1.45 Silt loam 1.20 Sandy clay loam 1.63 Silty clay 1.55 Clay loam 1.45 Silty clay loam 1.40 Red clayey soils. 1.10 Soils that formed in volcanic ash 0.80 8. a. How do SOM levels affect bulk density? b. What affect does bulk density have on plants? 17 Edited from D. Steer, The Good Earth. Also created by K. Sasowsky (Sup. Ex.3, 7, 6a, parts of Sup. Ex. A&B, part, 24, 25, 38, Sup. Alt the Energy Project Discussion Questions); copyrights retained by authors, 2021.
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