THE AGRICULTURAL GAZETTE. 
aay | 
x% “The solution of the disinfecting — in water | 
a letter was read at that, ise 
Swanston. 
in 
to antic 
WT), 
and co 
| 
| tat ect 
e Mr. 
nts may have given It is 
by this gentleman that his disinfec ting powder pos- 
direct experiment, in addition. pa s sulphite “of | 
maintained | | lime ot sulphite of magnesia, some oe 
hare 
enforced at the Greate, lately of bieh out 
Clu b. „His re mmenda amy 
mek Arem. TES 
“ Lime-water, i.e. a solution of quick-lim a wile? 
la find possesses the property of removing pics rette 
jh aie 1 its a mpre to a a lar rger extent than a 
> 
1 
sses the property of fixing ammonia in dung, and 
thereby oe if more Md ble than 1 
in the ordinary manner. ording 
accounts, M‘ one Ps a: onsists chiefly of sul- 
also arbe olie acid i in combination with li 
Kea tiene. 
ous acid into slaked lime, obtained on burni 
sian limestones, me by mixing with this proc 
an EET of crude carbolic 
state of g: 
ing magne- 
roduct 
n the follow 
“The Aip of the action of this rran a-t ra 
py 
is descr opik by the inventor i 
“The only nt we know which will dec 
noxious em Ee from putrescent Greis, 
offal, without creating any detrimental action upon those 
ments which we wish to poneti ra is sulphurous acid. 
Pat us tuke two atoms sulphuretted hydrog 
m pose 
e of sulphurous acid ; 
they he mutually deco form 
, bot. yemin odourless 
su 
three of sulphur a 
solving the first con- 
y 
rescent lang pra removed, 
gen ts own affinity is 
ises an enean highly po oleg 
offensi mpounds which have been 
aes nother guarantee, however, for the prevention 
of patrofactive | fermentation’: igr A the arbolie acid, which 
has the property of coagulat: ing minous substances, and 
ay x preventing put Datrences or wr itt ie 8 lig uid oily com- 
mbine it with oe" and are 
ce it to mph wder, rendani its a) PE Oy 
y ow that I explain the reason w 
—. ia prae ir aia Epea with the sulphurous rte The 
m is, that the compounds to be preserved are ammonia 
rho hospo orie aod, and magnesia is the e an ailable deca 
which combines with ther a bot h and form: <p 
perhaps of all o ther 
ural purposes 
r other similar matter in an 
sition va pekora bo any considerable 
to the published | 
co! 
ps ra ene and sulphite of magnesia, and Phos 
me, and 
a c 
acid, probably in the 
r 7 
or pin animal | its solutions i in n water, I will next prone tr some expe 
ele- hens 
and 
are brought into pore g 
nd 
A simil ar | 
agency of sulphurous acid 
S ma; 
thus enabled t to dry | p 
solutio 
tS 
oe wder; = a solution o; 
no 
d | in 
upplies 
pst use i firm manure yn ‘tee 
this our ho ano is such that if jt c 
mAr more tak paar the loss we are 
K the inability of Messrs. Gibbs t 
eru. 
+ meas 
rui 
Cased, we 
are made 
© supply 
f M‘Dou; 
enh sulphite of ima | magnes 
ve arte oe parie ira 
ny rate, even a concentrated 
sulphite of magnesia, 
ed in a aini of sulphurette ed 
bs ydrogen, produces no o deposit o of sulphur, and has 
immediat ect upon this 
“ Hav pore experimentally that it is not _the 
ke 
to beg 
w wig 
~ The soil itself may be considered as 
paces “eager recog on its action 
the in of lime 
resent subj ect, ho 
the consideration of t the : pt 
nd 
ane gnesia in gall’ ‘ing 
le 
e| it, 
g lly constituted, 1, and w thout the ai aid 
dditions sapply ne 
ments ch I have made in ee with Mr 
Coleman, far ree Ae with a of testing the 
disinfecting Fone ies of this powder. 
“The vow refuse gas- tru aieeaa soph] 
nation with lime, e lime, 
of gas- 
jei peel ct is 
all’s 
so far in vs ome as it con- 
s food is ier from 
uncultivated lands— 
w , and so by their natural 
the ih they ar ee I becomes loaded w wr h. 7 
On shoe eee wnt farms same result 
t ing their nourishment 
r as well on foare the soil, and tho 
is e land yet 
tit 
ot 
on of caustic tim 
nee ; and also 
tains likewise. ee, of lime, fr 
acid. The proport e 
uch more consi siderat le than in 
er, Was m 
= 
es 
Se 
SE 
3 
o 
[z 
8 
= 
TE 
RĀ 
AE 
fz 
5 
et 
a 
newly-invented powder in decane 
hati me also desirable es mix slaked lime 
| quantity per acre in reality than the whol 
in| 
uch an 
ol ksen of this artificial growth ought to 
would be. 
rt that finds its way back, for much} 
off satis towns where, so d 
matter is arah i 
much s consu 
h Tt 
nai circumstan 
umed u 
R Base and other food of man, and much of th 
arket and so lost, just Pere e What wane 
lost by mis: 
oose 
waders, whilst all thre 
eg instantly the pecking animal se wh 
prevail in in bape none possessed the power 
me nd that the animal smell o 
citived by all of these powders alike. 
of 
“a “Ie thas nae from these chat experiments :— au utumn cattle are ar into yards and 
tee r. Dougall’s pow 
ek dualiste farm manure? 
t to it the formation of the ti he t 
ae TESSA P the Sear ples aro ints and yards, Dae 
“alittle Hae to paps n Ar fee fhis tater neal ee mat ce That its, deodorising effects are not due to the are of the year oe are in Ak ards. All this live 
nesia to combine with and preserve the phosphoric acid ant sulphite of magnesia or suly hite of Spee but to the ties in these places—hors e fed and littered—the 
f erent tio Toss p ay ot he amo e add a soluble phosphate to li straw is ana ont is the e yard. I will take an 
M‘Douga ncen iba inde _“8. That, instead of fixing ammonia, it liberates, average in nstance as spread, so with. the he motes : 
respecting Ww I 2: in the midst 
the ‘ates S of the Sar ae: of ny Ap sone ae | powder. | «Tt known, however, that animal excremen- young cattle are o eng down ‘the rotting mess iad 
ee ae i Aei ke te tong nd (pp. 18, 19) in Mr. | titious matters, when deodorised by lime, after i 
; ; of the Natu val Max phlet, b oan sae a | time give off again a di ble odour ; and it is very leake. This isa picture of an ordina ary farm ee 
aay a aie thie, 2A blest. er Sao cine likely Le rg wee of ates ia and sulphite of lime, yard managed under or se ary circumstances, pm 
-|on yogi o! ir great affinity for oxygen, will pre- | as is still very co ommon], e, all the stables 
‘cally, it is perfect, tillen otning to desired; and vent this ie Ay Fo taa the further deco w mposition f | st ni they d ie 
A; animal m prre pa w sed b iDa Con sidered in a rate _ dungheaps in effect are made, erde N 
Be r Ataria that Te cannot this opinion, or Mr. aps Ser poia ote reat ig ete pape 
$ s sj 'k lime as a ' disin- dun accumulates i in each and in the T dung haan ais 
5 “MDougall 3 powder is parie theoreticall vd nor | ASE it Ge difteal over bho 2 
Bias amawa ‘Si presting ths pe 7: Brevi od fectant. Still it is difficult to concei ve how such r other convenient net 
recomme nded to the notice | of agri ricultu hac for it is 
use of s powder, f for it appears to me that is can 
its load fon a spot chosen for its convenience 
liquid rE or in du À Ta 
“It is i n detail Mr. 
‘perfect theory, which ‘Soe ves a MANNE to 
> but cage trust he will excuse me for reminding 
or more lenient nite together 
d subst 
shared 
E rasan cota ime p 
of this 
only Ley realised b 
tity of powde ras to pelle the process altogether too 
expensive.” | 
= 
ON nie es eaten 
lied; other antl 
heute of it—the carts are drawn over it, a alah 
width of 5 
n height ar and length, , being left p 20 
pa ts arts or more have been brought, en 
10-acre Linge to Me roms iti is to be applied. 
the heap are thro and ni 
Sii ft unt 
oe 
| ot a a lecture upon rags, or of ‘manufacturers of broad- 
nd it 
or six or ei Hie weeks bitore e it 
es not 
with 1 sulphate 
. of lime, a poke Barco in ap ee neithe: wi 
of lim 
h 
T 7 e slam strikin, 
T alaiena of f sulphuric acid nor any dou 
perceptible 
turned over. 
ccessive widths ee 
or of tile makers about to hear of the nature and pro. 
per rties of A e you u could: not t be more pies os cand 
sakia ; s pany | 
Aro 
off its length we ‘the bottom and thrown 
pista 
cally p 
which he. most 
phurous acid aara permanently altered. vo 
th = n be sl T cube th hag wed action of sul- 
rous acid in combinatio nh lime and oii ia 
a perc tted or ted > og 
same as t hat of free sulphurous acid, M 
ies eaters ot ti lime and sul- | 0 
| more 
M‘Dougall’s 
srt oniy in a „Slight 
s 
ratane ry manures of the raat 
sttataital ki en manufacture. 
Lenina e food fi 
+ ae 
THEY are the raw 
monly | called putrefaction, the fibrous st 
straw i is broken u P, and the whole is reduced to 
dily b uried under 
man presen 
Neither of them have e got w 
should be forthcoming it is Sat lik 
10007. ; ; the raw materia il both of the pa 
the straw ee the animal exer 
y | Served 
mingled with the soil. 
It is ove see in this case all t 
manure do not find their ~~ in 
the ingens i$ 
to the soil. Je 
O. 
and 
rA s be sold for 
which i hee as it aj 
mach greater probability to the free lim 
e sulphite of lime or | of Theia Iaer 
appears to me small advantage to the 
ease at so small a cost repay or besa so 
discoverer. T. 
Guano has risen of 
“ge o the H aee of M‘Dou gall’s s powder. 
follow} 
ent was made: 
strong and “léar „solut: 
water a 
, and in porrie a guano 
vie 
Hbri eis Scotland—allagricultural Sootland atall events— a 
jand they are littered down daily: 
vided i ut 
or tas in ach, half being cov 
hydrogen pres ae re no 
of sulphur was produced. 
deposit whatever 
of the hues manu- | 
raw 
ip facture. “Prof, ‘Asien of Ging, gave last year an | 
er all, gene ing Oe 
het ter is Seye 
ya least 400 we 
sano ove fall abe it at 
c feet of a power 
ful solv 
