It has long been known that straw or strawy manure when added to the soil may bring about a reduction in the nitrate content of the soil due to a stimulation of certain biological processes. The conclusion has been drawn that the nitrate may disappear as a result of denitrification, nitrate reduction or nitrate assimilation.
Proceedings of the Iowa Academy of Science
©1931 Iowa Academy of Science, Inc.
Smith, F. B. and Schlots, Dorothy
"Nitrate Assimilation by Soil Bacteria,"
Proceedings of the Iowa Academy of Science, 38(1), 289-291.
Available at: https://scholarworks.uni.edu/pias/vol38/iss1/105