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. : illus. ; 24 cm.
Includes bibliographies.
68014302
Fertilizers--Congresses.
S631 / .C45
631.4 / NEC
Includes bibliographies.
68014302
Fertilizers--Congresses.
S631 / .C45
631.4 / NEC