Spencer Award goes to small-market farmer ; Laura Krouse: Planting seeds of sustainability, community ; Project fosters custom grazing in Iowa Director: What have been your experiences with animals and livestock in sustainable agriculture system? ; Kirschenmann: Rethinking soil ; Guest Column: Jennifer Steffen- A farmer's view from the inside ; Engaging speakers generate lively discussions ; Traveling 'beyond food miles' crucial to local food efforts ; Study shows diversity needed in tackling Iowa water quality issues ; Leopold Center local food projects define new frontier