0009 - Caption: Before graduation, students of Peking University's Biology ...Front
Caption: Before graduation, students of Peking University's Biology Department went to the Chiliying Commune to help tackle the cotton aphis problem. Photo shows them observing aphides in a cotton field with the commune's Party secretary and the peasants.
Image details
| Front | Yes |
|---|---|
| Place | |
| Year | 1973 |
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