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pr
s
nc
of coars
r m ed of
fo
If n
c
ssa
the su
soil
r tain
asc
h
culture t
y
The exact composition of the soil can be asce
by mean s
can
asily acquir
and ready mann
r
cognises
activ
absorption of wat
r ation in wat
disint
g
r
f
quently a gr
h esi
co
n than in the case of clay
r ation
disint
g
by active
h to greyish
light whitis
r
f
qu
tly tu
by very slight cohes
imm
diate disi
h t
i t
a lig
glo ssy
verted into
h umus
smell like t
r
in wat
which remains dark colour
blackish colour w
colo uring
etc
r der to recognise more easily the principal constituents
In o
of a soil and th
glass tube with about twice its Volum
until c
mpl
bottom of t
r ved
obse
beginning with the lo
IT Y
O
AL
grain s t
r
d
g
e of po
r y
h e capacity to ab so r b wate r
t
r e
to
ain it
and t
d by
p
cial
r arely called for
a chemical analysis
the faculty of distinguis
r b
tw
by a hig
r
y colour
r
wate
and g
f
erv
scence if treated wit
r ned red by i r on
t
gration in water and
shiny
by iron
by its po
h at of f r
sh garden ea
h ich disappea r s on roasting
r p r opo r tion
i
tely dissolv
h e glass tube the following deposits will be
r ough
r gr
h e finer g r ain s of sand
T
T V
F OR
h e r
r se
ve
r osity
h e hygroscopicity of
x
e
iments
In practic
en the s
h deg r
of coh
r w h il e
mitting a clay
slow dryi
r ally a mo r e reddish colour
ne
white colou
on
yellowish
into white by lime
r o sity and light weight
r th
a sample may b e mixed in a
d
and th
n allowed to s
est
a ins of sand
T A TI ON
h us an idea can be
and t
to att
r actical silvi
in p
h ing in a rough
r al c onstituents
ve
sion
a fatty f
y sm
g follow
d by c
by a l
sse
rougher feeling
h an acid
r
h is
whic
r ained feeling
but fine g
r d grainy feeling
or ha
r apid s
ttling down in
r
white colou
into black by
rapid disint
d for a long time
of water
r act it from
soil
r tained only
the for
ster
ling
ll
slow
r acking
r d
r
g
e
quicker
r o sity
po
h owev
r
Often con
peculiar
gration
by red
well stirred
ttl
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