Biblio
2010
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.
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.