Agri News, MN 07-31-07 Iowa news and notes Four new board members chosen for Leopold AMES, Iowa -- Four new members have been appointed to begin terms on the Leopold Center for Sustainable Agriculture Advisory Board in 2007. They join 13 other board members representing several Iowa educational institutions and agricultural and farming interest groups. Iowa State University filled two vacancies on the advisory board by appointing Maynard Hogberg, chairman of the ISU animal science department, and Jack Payne, vice-president for ISU Extension and Outreach. The University of Northern Iowa chose to appoint the new chairman of its geography department, Patrick Pease, to one of its two seats on the advisory board. The Iowa Department of Agriculture and Land Stewardship designated Maury Wills, bureau chief of Agricultural Diversification and Market Development Bureau, as its representative. Wills replaces Mary Jane Olney, a former IDALS administrator.