Inflation is hitting agriculture hard. The cost of inputs like seed, fertilizer, and chemicals are rising much faster than core inflation. Because corn is more input intensive, this spring may see fewer acres planted to the crop than soybeans. While stocks fare poorly in inflationary periods, the rush of investment into commodities may not be a cure-all. The correlation of the price of corn to CPI changes is not great, which is why investment analysts advise capping investments in commodities at 3 percent of a portfolio. Duke University’s Campbell Harvey cautions that even gold is not a great hedge against inflation unless viewed over a very long period.  In 1974, general inflation jumped to 11.1 percent, and the price of corn r...