1. Biblio

Biblio

Found 3 results
Author Title Type [ Year(Desc)]
Filters: Author is N.W. Christensen  [Clear All Filters]
1999
D. M. Sullivan, Hart, J. M., and Christensen, N. W., “Nitrogen uptake and utilization by Pacific Northwest crops”, Oregon State University Extension Service, 1999.
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.