18th World Congress of Soil Science, July 9-15, 2006 - Philadelphia, Pennsylvania, USA | Abdou Soaud

18th World Congress of Soil Science, July 9-15, 2006 - Philadelphia, Pennsylvania, USA

http://www.iuss.org/images/stories/19th%20WCSS/18TH%20WORLD%20CONGRESS%20OF%20SOIL%20SCIENCE%20ABSTRACTS%20JULY%209-15%202006%20PHILADELPIA%20PA.pdf

No.1