Changing patterns in fertilizer use; proceedings of a symposium
sponsored by the Soil Science Society of America and held at the Palmer House in Chicago, Illinois, February 14 and 15, 1968. Editorial committee: L. B. Nelson [and others]
- Madison, Wis. : Soil Science Society of America, c1968.
- xiv, 466 p. : ill; 24 cm.
Includes bibliographies.
Fertilizers--Congresses.
S631 / .C45 1969
Includes bibliographies.
Fertilizers--Congresses.
S631 / .C45 1969