soil depletion of needed minerals

kevin 70633.3143 at CompuServe.COM
Sun Mar 23 17:57:31 EST 1997

question if minerals in soil is depleted. can plants and 
vegtables grow without proper minerals in soil and if so is there 
any way plants can reject the pcp's and heavy metals that would	
be harmful to the plants or the humans that eat the plants	 

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