dcsimg
Please read BHL's Acknowledgment of Harmful Content

Status Update: Internet Archive continues to be offline. As a result, page images are not displaying in BHL.

More information

Sort By:
  1. By: Brooks, Fred E. (Fred Ernest),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1920
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Diseases and pests  Pear  Pear fruit-borer