Effect of wetting and drying on soil physical properties von Rajaram, G, Erbach, D.C

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Crop residue effects on soil quality following 10-years of no-till corn von Karlen, D.L., Wollenhaupt, N.C., Erbach, D.C., Berry, E.C., Swan, J.B., Eash, N.S., Jordahl, J.L.

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Long-term tillage effects on soil quality von Karlen, D.L., Wollenhaupt, N.C., Erbach, D.C., Berry, E.C., Swan, J.B., Eash, N.S., Jordahl, J.L.

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hydraulic coring system for soil-root studies von Prior, S.A, Runion, G.B, Torbert, H.A, Erbach, D.C

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MANURE INCORPORATION EQUIPMENT EFFECTS ON ODOR, RESIDUE COVER, AND CROP YIELD von H. M. Hanna

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Drying stress effect on mechanical behaviour of a clay-loam soil von Rajaram, G, Erbach, D.C

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Hysteresis in soil mechanical behavior von Rajaram, G., Erbach, D.C.

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HIGH-SPEED CULTIVATION AND BANDING FOR WEED MANAGEMENT IN NO-TILL CORN von H. M. Hanna

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Soil failure by shear versus modification by tillage: A review von Rajaram, G., Erbach, D.C.

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Seed-row residue management for corn establishment in the northern US Corn Belt von Swan, J.B., Kaspar, T.C., Erbach, D.C.

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Ridge Shape as Influenced by Ridge Building Technique von Ghaffarzadeh, M. (Iowa State University, Ames, IA.), Erbach, D.C, Cruse, R.M

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SOIL STRUCTURE EVALUATION BY USING A FIBER-OPTIC SENSOR von ZUO, Y, ERBACH, D. C, MARLEY, S. J

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CULTIVATOR DESIGN FOR INTERROW WEED CONTROL IN NO-TILL CORN von Paarlberg, K.R, Hanna, H.M, Erbach, D.C, Hartzler, R.G

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AN EVALUATION OF SEED FURROW SMEARING von Iqbal, M, Marley, S.J, Erbach, D.C, Kaspar, T.C

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Secondary Tillage Tool Effect on Soil Aggregation von Adam, K.M. (Iowa State University, Ames, IA), Erbach, D.C

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Mathematical Modeling and Computer-aided Design of Passive Tillage Tools von Ros, V. (Technical University of Cluj-Napoca, Romania.), Smith, R.J, Marley, S.J, Erbach, D.C

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Relationship of Tire Sinkage Depth to Depth of Soil Compaction von Adam, K.M. (Iowa State University, Ames.), Erbach, D.C

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Comparison of the Goryachkin Theory to Soil Flow on a Sweep von Hanna, H.M. (Iowa State University, Ames), Erbach, D.C, Marley, S.J, Melvin, S.W

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Insecticide Granule Deposition in Turfgrass von Erbach, D.C. (USDA, ARS, National Soil Tilth Laboratory, Ames, IA.), Ryken, M.J, Edwards, P.J, Marley, S.J, Tollefson, J.J

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Change in Soil Microtopography by Tillage with a Sweep von Hanna, H M, Marley, S J, Erbach, D C, Melvin, S W

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