Revealing the Impact of Understory Fires on Stem Survival in Five Palm Species (Arecaceae): An Experimental Approach Using Predictive Models
Published: July 1, 2024
Amid
increasing
deforestation,
surface
fires
reaching
the
forest
understory
are
one
of
primary
threats
to
Amazonian
ecosystems.
Despite
extensive
research
on
post-fire
mortality
in
woody
species,
literature
palm
resilience
fire
is
scant.
This
study
investigates
four
palms—Bactris
maraja
Mart.,
Chamaedorea
pauciflora
Geonoma
deversa
(Poit.)
Kunth,
Hyospathe
elegans
and
juvenile
individuals
Euterpe
precatoria
Mart.
Objectives
included:
a)
comparing
responses;
b)
developing
models
based
severity
variables;
c)
evaluating
if
diameter
protects
bud
stems
from
heat
flux.
Conducted
at
edge
an
Ombrophylous
Forest
Alto
Juruá
Acre,
Brazil
(7°45'S,
72°22'W),
experiment
subjected
85
controlled
burning
a
1
m²
area
near
stipe,
with
temperature
sampling
using
K
thermocouples.
Results
showed
varying
rates
among
larger
stipe
correlating
reduced
mortality.
Canopy
patterns
significantly
influenced
mortality,
especially
for
precatoria.
Species
exhibited
diverse
regrowth
capacities,
B.
showing
highest
number
tallest
basal
resprouts.
underscores
plant
as
critical
indicator
severity,
essential
understanding
its
ecological
impacts.
Language: Английский
Fire and salvage logging increased recalcitrant soil organic matter and reduced soil functionality in Mediterranean pine forests.
Forest Ecology and Management,
Journal Year:
2024,
Volume and Issue:
573, P. 122344 - 122344
Published: Oct. 23, 2024
Language: Английский
Revealing the Impact of Understory Fires on Stem Survival in Palms (Arecaceae): An Experimental Approach Using Predictive Models
Fire,
Journal Year:
2024,
Volume and Issue:
8(1), P. 2 - 2
Published: Dec. 24, 2024
Amid
increasing
deforestation,
surface
fires
reaching
the
forest
understory
are
one
of
primary
threats
to
Amazonian
ecosystems.
Despite
extensive
research
on
post-fire
mortality
in
woody
species,
literature
palm
resilience
fire
is
scant.
This
study
investigates
four
palms,
namely
Bactris
maraja
Mart.,
Chamaedorea
pauciflora
Geonoma
deversa
(Poit.)
Kunth,
Hyospathe
elegans
and
juvenile
individuals
Euterpe
precatoria
Mart.
(açaí
palm).
The
objectives
included
(a)
comparing
responses;
(b)
developing
models
based
severity
variables;
(c)
evaluating
if
diameter
protects
bud
stems
from
heat
flux.
Conducted
at
edge
an
Ombrophylous
Forest
Alto
Juruá
Acre,
Brazil
(7°45′
S,
72°22′
W),
experiment
subjected
85
controlled
burning
a
1
m2
area
near
stem,
with
temperature
sampling
using
K
thermocouples.
results
showed
varying
rates
among
larger
stem
correlating
reduced
mortality.
Crown
patterns
significantly
influenced
mortality,
especially
for
precatoria.
species
exhibited
diverse
regrowth
capacities,
B.
showing
highest
number
tallest
basal
resprouts.
variation
morphology
appeared
be
more
important
than
amount
flux
applied
each
individual
involved
experiment,
as
no
significant
difference
was
observed
time–temperature
history
measured.
underscores
plant
critical
indicator
severity,
essential
understanding
its
ecological
impacts.
Language: Английский