The Democratic-controlled Iowa Senate passed two bills today favored by corporate agricultural interest groups. House File 589, the notorious “ag gag” bill, seeks to prevent whistleblowers from reporting alleged abuse at agricultural facilities. Senate File 2172 would reduce the number of sows that confined-animal feeding operations need to report for manure management purposes. Details on the bills and how senators voted are after the jump.

UPDATE: Bypassing normal legislative procedures, the Republican-controlled Iowa House also passed the “ag gag” bill on February 28. Scroll down for details on how the state representatives voted.