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![Download a high-resolution (300dpi) digital image here](https://webarchive.library.unt.edu/eot2008/20080925033915im_/http://www.ars.usda.gov/is/graphics/photos/downloadbutton.gif)
Image Number D1170-1 |
Microbiologist Arvind Bhagwat withdraws a gas sample from bagged lettuce stored under modified atmosphere packaging in a film that restricts oxygen transmission.
Photo by Peggy Greb.
640 pixels wide: (d1170-1.jpg)
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Last Modified: 06/27/2008
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