VIEW ARTICLE

Letter to the Editor

Calculating Rhizosphere Size. R. S. Ferriss, Assistant professor, Department of Plant Pathology, University of Kentucky, Lexington 40546; Phytopathology 71:1229. Accepted for publication 25 February 1981. Copyright 1981 The American Phytopathological Society. DOI: 10.1094/Phyto-71-1229.