. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. U. S. DEPARTMENT OE AGRICULTURE, BUREAU OF ENTOMOLOGY BULLETIN NO. 74. L. O. HOWARD. Entomologist and Chief of Bureau. SOME FACTORS IN THE NATURAL CONTROL OF THE MEXICAN COTTON BOLL WEEVIL. BY W. E. HINDS, Ph. D., In Charge of Cotton Boll Weevil Laboratory. Issued December 14, 1907. WASHINGTON: GOVE R N M E N T PRINTING OPPIC E 1 !> 7 .. 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 m
. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. U. S. DEPARTMENT OE AGRICULTURE, BUREAU OF ENTOMOLOGY BULLETIN NO. 74. L. O. HOWARD. Entomologist and Chief of Bureau. SOME FACTORS IN THE NATURAL CONTROL OF THE MEXICAN COTTON BOLL WEEVIL. BY W. E. HINDS, Ph. D., In Charge of Cotton Boll Weevil Laboratory. Issued December 14, 1907. WASHINGTON: GOVE R N M E N T PRINTING OPPIC E 1 !> 7 .. 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 United States. Bureau of Entomology. Washington : G. P. O.
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Keywords: ., bookcentury1900, bookdecade1900, booksubje, booksubjectentomology
