Field experiments with fertilizers on some Iowa soils /
by W.H. Stevenson and P.E. Brown ; with the assistance of L.W. Forman ... [et al.].

APA Citation

Stevenson, W. H. (William Henry)., Brown, P. E. (Percy Edgar)., Forman, L. W. (1930). Field experiments with fertilizers on some Iowa soils. Ames, Iowa: Agricultural Experiment Station, Iowa State College of Agriculture and Mechanical Arts.

MLA Citation

Stevenson, W. H. (William Henry), 1872-, P. E. (Percy Edgar) Brown, and L. W Forman. Field Experiments With Fertilizers On Some Iowa Soils. Ames, Iowa: Agricultural Experiment Station, Iowa State College of Agriculture and Mechanical Arts, 1930.