Books by "John Carl Thysell"
1 books found
The Influence of Energy Material Upon the Relation of Soil Microorganisms to Soluble Plant Food
by C. J. T. Doryland, Edwin Fremont Ladd, Harvey Oscar Werner, John Henry Shepperd, Joseph Waite Ince, Leunis Van Es, Walter Harvest Peters, Arthur Frederick Schalk, W. B. Richards
1916