File:Cropscientist.jpg

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描述
English: Soil scientist measures corn growth and other processes
Original caption: "
Soil scientist Eton Codling notes excellent corn growth on manured soil treated with alum residue, which cuts ammonia emissions to the air and phosphorus losses in runoff water.
"
日期 before 1999年1月
date QS:P,+1999-01-00T00:00:00Z/7,P1326,+1999-01-00T00:00:00Z/10
來源
This image was released by the Agricultural Research Service, the research agency of the United States Department of Agriculture, with the ID k8297-1 (next).

This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.


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作者 Scott Bauer, USDA ARS
許可
(重用呢個檔案)
Public domain This image is in the public domain because it contains materials that originally came from the Agricultural Research Service, the research agency of the United States Department of Agriculture.

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現時2013年8月27號 (二) 03:22響2013年8月27號 (二) 03:22嘅縮圖版本2,700 × 1,776(969 KB)SplintercellguyUpload higher-resolution version
2005年6月23號 (四) 15:28響2005年6月23號 (四) 15:28嘅縮圖版本640 × 421(99 KB)Matanya (usurped)from en wikipedia. {{PD-USGov-USDA-ARS}} Soil scientist measures corn growth and other processes [http://www.ars.usda.gov/is/graphics/photos/]

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