Delwedd:Nitrogen Cycle.jpg
Nitrogen_Cycle.jpg ((475 × 370 picsel, maint y ffeil: 144 KB, ffurf MIME: image/jpeg))
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cyfredol | 11:33, 23 Awst 2007 | 475 × 370 (144 KB) | Cisco79 | {{Information |Description=*'''Source:''' This is an image of nitrogen cycle taken from this [http://www.epa.gov/maia/html/nitrogen.html] EPA website. |Source=Originally from [http://en.wikipedia.org en.wikipedia]; description page is/was [http://en.wikip | |
19:35, 20 Chwefror 2006 | 475 × 370 (144 KB) | Bahnmoeller | {{PD-USGov-EPA}} *'''Source:''' This is an image of nitrogen cycle taken from this [http://www.epa.gov/maia/html/nitrogen.html] 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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