Davis V.P. Claassen and M.P. Hogan, Soils and Biogeochemistry Section, University of California, Davis, 1998

Caltrans – California Department of Transportation, Sacramento, California, U.S.D.O.T. Federal Highway Administration

The objective of this study is to compare the N release rates from a wide variety of potential amendment sources, to check the incubation and leaching procedure for precision between duplicate experiments, and to compare release rates to those measured in a field situation.



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