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Published online 27 February 2006
Published in Soil Sci Soc Am J 70:643-650 (2006)
DOI: 10.2136/sssaj2005.0079
© 2006 Soil Science Society of America
677 S. Segoe Rd., Madison, WI 53711 USA
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Polyacrylamide and Water Quality Effects on Infiltration in Sandy Loam Soils

Husein A. Ajwaa,* and Thomas J. Troutb

a Univ. of California-Davis, 1636 E. Alisal St., Salinas, CA 93905
b USDA-ARS, 9611 S. Riverbend Ave., Parlier, CA 93648


Figure 1
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  		Fig. 1. Relative viscosity ({eta}) of polyacrylamide solutions prepared in deionized water determined in silica sand. Error bars indicate standard deviation.

 

Figure 2
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  		Fig. 2. Effect of polyacrylamide concentration on flocculation index for Hanford sandy loam soil. Polyacrylamide solution was prepared in deionized water. Error bars indicate standard deviation.

 

Figure 3
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  		Fig. 3. Effect of emulsion polyacrylamide (Pristine) concentration prepared in deionized water on cumulative infiltration of water into Hanford sandy loam soil (continuous application).

 




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