Registros del 1 al 5 de 5 encontrados |
![](./images/clear.gif) 1.- A PROPOSED CONTINENTAL-SCALE SOIL GEOCHEMICAL SURVEY OF NORTH AMERICA; ESTABLISHING A DATABASE FOR THE 21ST CENTURY
GEOLOGICAL SOCIETY OF AMERICA (GSA); BOULDER, CO; USA; UNITED STATES, 2003
GEOLOGICAL SOCIETY OF AMERICA, 2003 ANNUAL MEETING
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![](./images/clear.gif) 2.- A water-leach procedure for estimating bioaccessibility of elements in soils from transects across the United States and Canada
Elsevier; Oxford-New York-Beijing; III; International, 2009
Geochemical studies of North American soils; results from the pilot study phase of the North American Soil Geochemical Landscapes Project
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![](./images/clear.gif) 3.- An international collaborative effort to establish a soil geochemical data base for North America
[International Geological Congress]; [location varies]; III; International, 2004
Italia 2004; 32nd international geological congress; abstracts
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![](./images/clear.gif) 4.- Chemical variation in A- and C-horizon soil along two North American continental transects
Geological Society of America (GSA); Boulder, CO; USA; United States, 2005
Geological Society of America, 2005 annual meeting
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![](./images/clear.gif) 5.- DESIGN OF AN INTERNATIONAL SOIL GEOCHEMISTRY SAMPLING PROGRAM
U. S. GEOLOGICAL SURVEY; RESTON, VA; USA; UNITED STATES, 2003
NATURAL SCIENCE AND PUBLIC HEALTH; PRESCRIPTION FOR A BETTER ENVIRONMENT; CONFERENCE ABSTRACTS
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