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Published online 5 April 2007
Published in J Environ Qual 36:790-800 (2007)
DOI: 10.2134/jeq2006.0431
© 2007 American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America
677 S. Segoe Rd., Madison, WI 53711 USA
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Dissolved Phosphorus Export from an Animal Waste Impacted In-Stream Wetland

Response to Tropical Storm and Hurricane Disturbance

J. M. Novak*, A. A. Szogi, K. C. Stone, D. W. Watts and M. H. Johnson

USDA-ARS-Coastal Plains Soil, Water and Plant Research Center, 2611 W. Lucas St., Florence, SC 29501-1242


Figure 1
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Fig. 1. Daily precipitation totals (1996 to 1999).

 

Figure 2
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Fig. 2. Location of passive samplers, stream outflow recorder, and inflow sites.

 

Figure 3
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Fig. 3. Mean monthly dissolved phosphorus (DP) concentrations, monthly cumulative DP mass, and outflow Q values.

 

Figure 4
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Fig. 4. Annual cumulative dissolved phosphorus (DP) mass exported and Q from the in-stream wetland.

 

Figure 5
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Fig. 5. Linear regression between Q and dissolved phosphorus (DP) mass exported from the in-stream wetland (n = 11).

 

Figure 6
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Fig. 6. Relationship between dissolved phosphorus (DP) mass export per month and the percentage of annual DP mass exported.

 

Figure 7
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Fig. 7. Dissolved phosphorus (DP) concentrations in the sediment pore water and water column measured at four locations during 1997, 1998, and 1999.

 





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