Note 212 — Chapter III · COMMERCIAL PEACH-GROWING IN AMERICA
Reading edition
Smith, Erwin F. U. S. D. A. Div. of Bot. Bul. No. 9:17, 18. 1888.
This reference as well as most of those that follow, was found in Bulletin 9, Division of Botany, United States Department of Agriculture, the most complete account we have of peach-yellows, whether of historical facts or of natural history.