A long term research study of organic crop systems has shown that they can provide similar yields to conventional corn-soybean rotation, but can return much higher economic returns. The Long-Term Agroecological Research (LTAR) Experiment was established in 1998 at the Iowa State University Neely-Kinyon Farm in Greenfield, Iowa running as a side by side comparison in Iowa showed that organic crops can remain competitive with conventional crops. As well as the economical benefits, the study showed that the organic system also builds healthy soils as well as increased nitrogen and increases in carbon, potassium, phosphorous, magnesium and calcium. Read more ...
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