c**i
发帖数: 6973 | 1 VOA Chinese, Feb. 15, 2010.
http://www1.voanews.com/chinese/news/china/20100215-china-soil-84376312.html
My comment:
(1) The report is based on
(a) Guo JH, Liu XJ, Zhang Y, Shen JL, Han WX, Zhang WF, Christie P, Goulding
KWT, Vitousek PM and Zhang FS, Significant Acidification in Major Chinese
Croplands. Science, published online Feb. 11, 2010.
http://www.sciencemag.org/cgi/content/abstract/science.1182570
The abstract is available to the public. I do not subscribe to the magazine,
and thus have |
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