【篇号】:１
【作者】W. L. Lindsay and W. A. Norvell
【文章标题】Development of a DTPA Soil Test for Zinc, Iron, Manganese, and Copper
【期刊名，年份，卷（期），起止页码】Soil Sci Soc Am J 42:421-428 (1978)
【全文链接】
http://soil.scijournals.org/cgi/content/abstract/42/3/421【篇号】:２
【作者】A. C. Chang, A. L. Page, K. W. Foster and T. E. Jones
【文章标题】A Comparison of Cadmium and Zinc Accumulation by Four Cultivars of Barley Grown in Sludge-Amended Soils
【期刊名，年份，卷（期），起止页码】J Environ Qual 11:409-412 (1982)
【全文链接】
http://jeq.scijournals.org/cgi/content/abstract/11/3/409[ 此贴被kilikf在2008-05-22 08:52重新编辑 ]
