. Information concerning the Mexican cotton boll weevil. Boll weevil; Cotton Diseases and pests. 11. Fig. 1.—Map showing distribution of cotton boll weevil in the United States. The heavy line indicates the limit of the region in which the weevils have multiplied to such an extent as to he found in all cotton fields; the remainder of the shaded portion indicates the region in whicl^ isolated colonies are known to exist (original). See correction in footnote on opposite page. 189 ' .. Please note that these images are extracted from scanned page images that may have been digitally enhanced for
. Information concerning the Mexican cotton boll weevil. Boll weevil; Cotton Diseases and pests. 11. Fig. 1.—Map showing distribution of cotton boll weevil in the United States. The heavy line indicates the limit of the region in which the weevils have multiplied to such an extent as to he found in all cotton fields; the remainder of the shaded portion indicates the region in whicl^ isolated colonies are known to exist (original). See correction in footnote on opposite page. 189 ' .. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hunter, W. D. (Walter David), 1875-1925. Washington : U. S. Dept. of Agriculture
Size: 1254px × 1993px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookpublisherwashi, bookyear1904
