Iowa supported the Union during the Civil War, voting heavily for Abraham Lincoln, though there was an antiwar "Copperhead" movement in the state, caused partially by a drop in crop prices caused by the war. There were no battles in the state, although the Battle of Athens, Missouri, 1861...
Budgets also depend upon sampling data—empirical measurements of P in the environment. Most relevant are water quality and soil samples, which track P’s presence in the hydrosphere and lithosphere [36]. In this study, we calculated an annual P budget for the State of Iowa for the 1998 ...