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by regenerating successive narrow bands around them
t
is process i s continued until the several groups merg
each other
completion of the proces s in e
considerably longer th
a lly a period of
gener
and local condition s
wood
a varying picture
r ated
regene
and others again
overh
ad
young wood con sists of trees varying in age by
years
according to circum stances
The time whe
dep
nd s c
iefly on th e following con siderations
i
young gro wth are fo und
h e r e
r e the r
t
befo
such you
g g
uniform syst
yo u
g crop an u n
having stood for som e time under the
it i s not always capabl e
r ees
t
hence
room for a uniform new crop
patches o f advance growth
of de
eloping into full
They form the nuclei of the fi
trees standing over them are removed wh
required
then the groups
by gradually cutting away the immediately adj oining trees in
arrow bands until they merge into each othe
The qu
s
igs
and
a n under the compartment system
is required
hile being regenerated under this syste
some parts of it have b
o thers are more or less advanced in the pro cess
ar e as yet untouched with a complet
the
generation c uttings have b
r o
th i s called
m it i s not much val u
it i s frequently remo ved altog
sized trees
r g r oups of advan ce g r owth shall be
ion
he
he
ROUP
Y
The time required for the
a ch woo
or more years
it is an uneven ag
parts of the wood
almost ev
which have sp
d
ven character
developing into healthy full
U
nder the group system
a re still healthy and capable
which
are carefully husbanded
r st regeneration groups
r ged
enla
T
M
or compartment
according to species
n completely
r y mature wood
r ung up
e
comm
partly becaus
and partly because
hade o f the
ther to mak
n no long
as indicated abov
r
a nd
into
i s
a nd
presents
r
cov
h e
t
r e
o r mo
d wood
attacked
groups
h
r
and
nced
U
n
er
i t gives
r op
c
siz ed
all
the
r
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