Richmond enquirer. [volume] (Richmond, Va.) 1815-1867, 1818-11-03


eNpcnce Of lin,c ara loJeGr. ~, .g;cacy
is usceiia!uoH 10 dep, ,.d upo, ~. pe,nor.
uon oi "..,c2rcnus tnati,. winch II CEN
ialns; the rani'iiiy q. H. aOtiou, upca III,
degree ,0 wbiclI ihIS matter il puiyerireC
wien appiIeu and lis duration 10 tht
length ct iiIae which clapsps before all
'he caI'areous particles are entirely in.
ccrrora'cd npd anaiganaied with the
soil. IN regard 10 The quantity TO he an
pied, all the authorities which have con
suited, differ very widely: some recon-.
n!endng c'ghi or len cart loads, ami q.
~ rs tiirt! % forty Ia llic acre hut this
difference p"ihaPs, is easily explained! 10y
the great difference IN tie quaIiiA al The
mari, found III different situations, and
used IN mos, instances, probably without
ever having been submitted 10 any nc
curate chemical tests. With respect 10
the lime and manner cf applying II, there
seems 10 be a general agreement thai on
tie a2fdce, and an Me FaI On riRiey' IS best /:
the minute pu!'erizaiion Of It's particles
being more easily and more cliraplv rt-
fected lty Tie frost, Ean by any other "a
gent. I be best and moSi simple trsi of
the strength of mari il SAID to be either
nitrous acid, or uuriaiic acid {: the FIRST
lsh look, such as Is bought in tic shons
Tor The use of dyerS and HE last ou,,h;
To be waiered, until il exhibits, almost "a
colourless transparency. Vinegar which
Is generally employed as ii test. should
never be used. because ii often fails 10 Ell
fcrvCsce with caiCareOus substances. The
process recommended by an English wrl-
Ter OF considerable reputation, l., in sub
81 &c A.
either nitrous or muriatic acid. weaken
cd as above directed, and pal IL INTO a
glass oT carlhen vessel; thcn add by de-.
gfees the Gai or clav TO be examined.
which should previously he dried, weigh
ed, and pul,eIized. After each addition.
suffer HE cfEcrvesCence which VIII cnsuc.
10 abaie before more pow,ier is aided -
When The whole Is put 10 the acid. and
the ebuliiion done, stir il several zines
with ihr stem of tobacco pipe. and al
low it to remain for short time. 10 he
certain that there has not been too little
acid, put a Few drops 10 the solution, wlrisl,
will excite Il fresh eileryescencc, if the
Whole is not fully dissolved. When mo
change is produced by this addition. il
is positive proof thai the whole of lhe
caIcareous inter is already dissolved
roughly dry, the weight of which is also
known fold il properly, and put il into
glass tunnel pour the whole solution,
aud sediment, if any, into the funnel, and
allow II 10 filler through The paper slowly;
when the fluid part has thus drained oil.
NIL up the funnel again with pure water
10 wash off the Whole of The saline parts
from the rcsiduum. Add water in This
Al u IL
ny saline taste suffer il then 10 drop off
entirely, dry il thoroughly. and weigh The
paper with lis contents. The difference
Between these, and what the powder and
paper were at the beginning, is the whole
weight of the caIcareous matter. so that
Ms proportion 10 the whole mass is per
tecily ascertancd. This proportioa, lis
said by Marshall, ought TO he a third or
d fourth 10 pay for the labour and expence
Of using it.
The little which we know, at least i'm
Virginia, with respect TO mari, must plead
my excuse, il any be wanting, for the
length OF what have been al some pains
10 collect on this subject If the whole
process of asceriaining lis strength with
precision, should appear too tedious TO
iheSe ease-lovIng gentlemen, who call all
SORTS OF bodily labour or eXertion, troa-
6ie'-l let me sugges, TO them, that should
They ever wish 10 use mari 1T all, # NAV
save them Ill the end, both trouble and
eXpencc, 10 subject The substance which
they or others may suppose 10 be mari,
al least to the first part of the process
aud TO nse either nilsus acid, (prcparcd
as above directed y or muriaiie acid (spi-
RI OF sai' instead Of vinegar, 10 produce
ttervescencc even although i'm the FIRST
instance, II should compel them TO bestir
Their limbs So far, as 90 write mole la
liner doctor Tor q vial of one or the other.
have very recently bad an opporluni-
ty OF noticing an experiment highly ia.
vorable to the opinion, that 10 choose seed
corn from The most prolific stalks. U II,
other words from stalks bearing The great,
est number of ears, viii greatly contribute
10 increase The quantity OF grain-ali oih-
er circumstances being alike. A near
neiShbor OF mine procured some seed
corn from another neighbor, who for many
years had been III the habit of select
ing his seed by the above rule. A few
OF The ears thus obtained, had been mar
ilcularly picked--the balance taken from
the general crop, but all produced from
selected seed, carefully saved each wear.
The whole of this seed, hut particularly
That whlcI was culled out, Welded so manv
more ears TO the stalk, than my nrghbor's
own seed corr, AND appeared TO him so
eXraord inary, that lie determined 10 have
other Witnesses OF the fact, besides HIM
sell, and called upon one OF my brothers
and myself We found, upon full and
accurate examination, walking over the
ground several times, that the picked seed
had generally 3. frequently 4, sometimes
3 ears upon stalk and IN one instance
VIC found 4 good ears and 2 small cues
on Tie same stalk; whilst the same kind
OF cora, hut not picked, produced al
most always , good ears, aud some D.
beallng lIis own kind of corn, planted in