#25 Field Terraces -Robert Wieland farm southeast of Riverside; #25 Conservation Drainage - Paul Boettcher, who heads up the local Soil Conservation Office, is seem from inside the aluminum tubing used as a culvert under a county road.; #25 Soil Conservation Tiling - On the Everette Green farm three miles northeast of Keota, Robert Welte Jr. of Richmond operates his tiling machine on a job there.