. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. Bui. 110, Bureau of Entomology, U. S. Dept. of Agriculure. Plate A Lady-Beetle Enemy of the Spring Grain-Aphis. Tupse of Hippodamia convergent attached to stem of cowpea and wheat straws in a field where the spring grain-aphis had been excessively abundant. Enlarged. (Original.). 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 St

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. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. Bui. 110, Bureau of Entomology, U. S. Dept. of Agriculure. Plate A Lady-Beetle Enemy of the Spring Grain-Aphis. Tupse of Hippodamia convergent attached to stem of cowpea and wheat straws in a field where the spring grain-aphis had been excessively abundant. Enlarged. (Original.). 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