Development and activities of roots of crop plants;
a study in crop ecology,
APA Citation
Weaver, J. E. (John Ernest)., Crist, J. W.., Jean, F. Covert., Crist, J. W. (1922). Development and activities of roots of crop plants: a study in crop ecology. Washington: Carnegie institution of Washington.
MLA Citation
Weaver, John E. (John Ernest), 1884-1966, John W. Crist, Frank Covert Jean, and John W Crist. Development And Activities of Roots of Crop Plants: a Study In Crop Ecology. Washington: Carnegie institution of Washington, 1922.
Warning: These citations may not always be complete (especially for serials).