Absorption of arsenic by edible plants

David J. Bockman djb_mapson at bunabayashi.com.invalid
Tue Mar 21 18:53:42 EST 2000


> What then about seaweed fertilized soil ?? Seaweed contain quite huge
> amounts of organic arsenates which bacteria will reduce into trivalent
> arsene when decomposing the seaweed.

The active ingredient in CCA pressure treated lumber is Pentavalent
arsenate, NOT Trivalent arsenate. There is a world of difference between the
two.
--
David J. Bockman, Fairfax, VA (USDA Hardiness Zone 7)
On The World Wide Web: http://www.bunabayashi.com
email: djb at bunabayashi.com






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