00650cam a22002057a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093100001900102245010300121260004900224300001000273490005200283650002400335650003300359830005200392CHAP20220329134528.0971013s1979            r     00010     d  a21699  a22671  a26766  cCHAP00aClayton, P. M.12aA chemical method for the determination of the heavy metal content of soils in environmental soils  aMelbourne :bCSIRO. Division of Soils,c1979  a17 p. 0aCSIRO. Division of Soils. Technical paperv; 4114aSuelosxAnálisis.14aSuelosxElementos minerales.0 aCSIRO. Division of Soils. Technical paperv; 41