Biblio
E
N. P. Anderson, Hart, J. M., D., H., Sullivan, D. M., Christensen, N. W., and Pirelli, G. J.,
“Evaluating Soil Nutrients and pH by Depth”, 2010.
U
N. P. Anderson, Hart, J. M., Christensen, N. W., Mellbye, M. E., and Flowers, M. D.,
“Using the Nitrogen Mineralization Soil Test to Predict Spring Fertilizer N Rate”,
Oregon State Extension Service Publication , 2010.
OREGON STATE UNIVERSITY
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