Iowa Learning Farm team members, agronomist Mahdi Al-Kaisi and agricultural engineer Mark Hanna, will be presenters at the Midwest Strip-Tillage Expo '07 in Waterloo, Iowa. Tillage specialists from three states will join together on July 31 for the Expo held at Hawkeye Community College. The program will include concurrent educational presentations and field demonstrations starting at 9 a.m. and repeated at 1 p.m. Al-Kaisi will be presenting information regarding strip tillage for continuous corn, and Hanna will discuss selecting the proper tools for strip tillage.