Hamada Abdelrahman, PhD
Associate Professor of Soil Chemistry and Fertility
Soil Science Dept., Faculty of Agriculture, Cairo University, Giza 12613 Egypt
Soil organic matter research at the USDA-ARS NLAE
I did the extraction, fractionation and charcterization of SOM at the USDA-ARS lab in Iowa, USA.
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Washing out silicates
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Lab
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Carbohydrates
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Different Sizes of POM (Courtesy of C. Cambardella)
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Olk Lab
