University of Illinois Urbana-Champaign

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Showing 8821–8850 of 27,214 items
Thumbnail for Results of scientific soil treatment Part II
Results of scientific soil treatment Part II
Mann, Frank I.; Hopkins, Cyril G.

Thumbnail for Save the soil with contour farming and terracing
Save the soil with contour farming and terracing
Lehmann, Emil Wilhelm; Hay, Ralph Carroll

Thumbnail for Analysis of soil nailed retaining walls
Analysis of soil nailed retaining walls
Salama, Mohamed Elkhairy Ibrahem