![](https://www.pdfsearch.io/img/9a69fc14fb47bfb4f8d04af754895bf6.jpg) Date: 2011-03-17 15:31:44
| | Ecology, 86(7), 2005, pp. 1863–1872 q 2005 by the Ecological Society of America THE IMPACT OF CROPPING ON PRIMARY PRODUCTION IN THE U.S. GREAT PLAINS JOHN B. BRADFORD,1,2,3 WILLIAM K. LAUENROTH,2Add to Reading ListSource URL: profile.usgs.govDownload Document from Source Website File Size: 368,90 KBShare Document on Facebook
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