File:Nitrogen Cycle.jpg

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Nitrogen_Cycle.jpg(475 × 370 pixels, file size: 144 KB, MIME type: image/jpeg)



Public domain
This image (or other media) is a work of an Environmental Protection Agency employee, taken or made as part of that person's official duties. As works of the U.S. federal government, all EPA images are in the public domain.

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current11:33, 23 August 2007Thumbnail for version as of 11:33, 23 August 2007475 × 370 (144 KB)Cisco79 (talk | contribs){{Information |Description=*'''Source:''' This is an image of nitrogen cycle taken from this [] EPA website. |Source=Originally from [ en.wikipedia]; description page is/was [http://en.wikip
19:35, 20 February 2006Thumbnail for version as of 19:35, 20 February 2006475 × 370 (144 KB)Bahnmoeller (talk | contribs){{PD-USGov-EPA}} *'''Source:''' This is an image of nitrogen cycle taken from this [] EPA website. I have compressed the image greatly and reduced the size Onco p53 19:31, 28 Dec 2004 (UTC) W
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