Found 5 results
Author Keyword Title Type [ Year] Filters: Author is Karlen, Douglas L. [Clear All Filters]
“Sustainability Indicators: A Scientific Assessment”, J Environ Qual, vol. 37, p. 1663-, 2008.
, “Corn Stover to Sustain Soil Organic Carbon Further Constrains Biomass Supply”, Agron J, vol. 99, pp. 1665-1667, 2007.
, “Crop Rotation Effects on Soil Quality at Three Northern Corn/Soybean Belt Locations”, Agron J, vol. 98, pp. 484-495, 2006.
, “Soil Organic Nitrogen Enrichment Following Soybean in an Iowa Corn-Soybean Rotation”, Soil Sci Soc Am J, vol. 70, pp. 382-392, 2006.
, “Nitrogen Management Strategies to Reduce Nitrate Leaching in Tile-Drained Midwestern Soils”, Agron J, vol. 94, pp. 153-171, 2002.
,