Changes in soil chemistry after forest fires?
forags at nature.Berkeley.EDU
Mon Nov 24 11:58:10 EST 1997
: Nick Ananin wrote:
: > I presume there must be effects also on pH and also vegetation will not
: > intercept rainfall i.e. greater direct runoff.
Under some conditions fires can make a soil surface hydrophobic (presumably
some volatile organic compounds from combustion condense on the soil
surface). This can affect infiltration. Leonard DeBano of the US Forest
Service has done quite a bit of work on this in chaparral systems in
Al Stangenberger forags at nature.berkeley.edu
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