Diferencia entre revisiones de «Materia orgánica»
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Línea 132:
* Senesi, Nicola, Baoshan Xing, and P.m. Huang. Biophysico-Chemical Processes Involving Natural Nonliving Organic Matter in Environmental Systems. New York: IUPAC, 2006.
* "Table 1: Surface Area, Volume, and Average Depth of Oceans and Seas." Encyclopædia Britannica.
* "Topic Snapshot: Natural Organic Material." American Water Works Association Research Foundation. 2007. 22 Apr. 2007 <
* United States of America. United States Geological Survey. Earth's Water Distribution. 10 May 2007. <http://ga.water.usgs.gov/edu/waterdistribution.html>
* Water Sheds: Organic Matter. North Carolina State University. 1 May 2007 <http://www.water.ncsu.edu/watershedss/info/norganics.html>.
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