The typical Iowa citizen is proud of his state and of its position as one of the most productive agricultural areas of the world. Our production record seems enviable, but before we become too enthusiastic let us measure the cost of production against our cash returns.
"Proper Land-Use Management for Iowa through Public
Ames Forester: Vol. 28
, Article 9.
Available at: https://lib.dr.iastate.edu/amesforester/vol28/iss1/9