For many years the experiment station folk, we of the Iowa Station included, have been telling you to inoculate your soybean seed. But just how much increase in yield can you expect from inoculation, and will it improve the quality of the crop produced?
Norman, A. G. and Browning, G. M.
"Inoculate for More and Better Soybeans,"
Farm Science Reporter: Vol. 4
, Article 7.
Available at: http://lib.dr.iastate.edu/farmsciencereporter/vol4/iss2/7