Economic Loss to the people of the United States through insects that carry disease.
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| 主要作者: | |
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| 格式: | 圖書 |
| 語言: | 英语 |
| 出版: |
Washington
1909
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| 叢編: | Bulletin of the U.S.Department of Agriculture.Div.of entomology.N.Ser.
No.78 |
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