ee an a ee Te ens 
Jone 6, 1857.] THE AGRICULTURAL GAZETTR. 407 
-homn T have re isin L “The regularity of 
stance from plant to 
ork of industry. It is 
also, to behold, ye = a the ag ts <a 
in the sam Fee 
x eren mpr with verdure. sa se it is cut) 
In a fortnight more, it appears pla 
and removed. tati i i Goth 
in all the bloom a: fresh any. oe ~ in another | 
fortnight arrives mat hu > he picture 
echanges almost ev or rt variety and repetition of 
ces rarely to be fo bad even in the vegetable 
a í 
I grow my Luc e thus, and cut it with the sickle. 
After every T ing aie rows are cleaned, and gg 
with gypsum, and horse-hoed; and watered, if dry. I 
winter, a dressing of soot is applied, and forked in in 
the sp If the cuttings are pose than aes ya con- 
he Grass is brought home and 
anin ‘excellent eit without farther aes than 
it i cocks, and as gently 
till. alf hen the hay is. carried to 
my open-slated, well-aired hay-loft, — bedded Frees 
layers of straw. For green food, I cut the Lucerne the 
dy ing to dey as mich a possi ssible in the 
time; and give it sparingly at: first. 
The of the Banat about Lucerne does not 
For n can 
? i 
relation to other men’s crops, treate d in the same way, 
` he brings forward reliable instances of 20 and even 
baniry. 
a ks Lois-Weedon Hus 
wetial + i ee 
OBSTRUCTIONS IN DRAINING-TILES. 
{Pao THE JOURNAL or THE ENGLISE AGRICULTURAL SOCIETY] 
soils the water from drains forms, more 0 
_ In certain tak 
pore deposit of solid matters, "allie h. create an n | opportuni y pe 
ruction in tiles, Aani all e and render the work 
1 This is the most serious mischief which — 
o st 
e t—The 
AAE 
ris o 
prev 
Ls Tie toe. affected by drainin: 
til 
Baest of the water. The waters in “which these oe the same time the deposit. left behind: in the. filter 
Plan. 
deposits, The study of them in a, purely 
point of view merits attention, and I propose 
them: assoon as a fi 
chemical 
to under- 
‘av 
necessa 
t depends doubtless. on the nature of on 
aes es the red tint which it presented at. the moment 
as enclosed in the bottle. e same series. of 
roc 
as | pui may be repeated several t om 
le 
repeal 
sample. The bs in ag al 
he from woods: placed o s then 
alienato ted by the names crenic. and apocrenic acids. double character: it becom insoluble ete its satin, 
lay an apotti oe in the. FE atin of these 
cubic peti of the och gS precipitate, recently 
ater m out o 
natea the new: i itabes a amic e proportions 
-have 
Sy poe Sata will be found,, w sufficient, o 
acco he aay of ika product äs. its gelatinous 
consistency quickly sain Tal uce an obstruction in. tiles, 
these facts it res 
the 
fi posi when a SO are hess i beyond the reach 
of thee oxygen of t ; 
2. That ap aie trecently formed can exert upomitse 
great degree return 
a ae state. 
ese two facts itis is easy to conelude that. air 
tap T resembling those described in speaking shag 
deposits, will equally prevent the formation of 
drain tiles. In the second.case the 
oshrepis deposits in 
trap, instead of preventing the dispersal of the carbonic 
acid, as in the,first case, will prevent the entrance of the 
_of the air. ee little. of the gas reaches the 
uring: es WaT the 
rains, re deposito, it ras may accidentally, bo 
bsorbed: the, ox iee r er h the r TE 
a ed: the, oxygen: co m air 
i 
idea of the differences of composition ap 
sjh jraveniod by the waters which produce it. „On RNE ana bk k soluble fH 
the eliemical de ate other han 1 aoe state, 
stan ns el a s kolitas i in the el’ deposit of eto nena with Interim but.often ae ps a Neti yt sang Wane panama, the 
e is form ger of proportions of clay, of fine sand, and of vegetable) Jf js s to. add ea pat aang f i 
of lime the: snes con’ ropor re d; subject to produce these fi i sg lg ng 
open to. be exec 
ps Le a large propo: 
tion of oxide of iron, and exhibits an ochreous colouring, 
la a for it the name of the ferrnginous 
owing analyses are su upplied :— 
an i 
sine cat between one sample and another, the three 
foll : 
with, more than ordin 
ng of the azam ouglitrabove all things tobo 
tended to. The most: 
: us parts, of 
should be chosen to place over the. tiles; these should 
will now explain the Radon of my investigations wii | | 
‘into these two classes of obstructions, and the simple a | is A 
means which I am enabled to prevent their forma- | Sand, iron, and cla insobjtile in : 2 fi 
tion in í p t held y. rA! 47-00 | 2075o 76-75 
. Caleareous Obstructions. s.—Spring waters in us Oxide of Se are a | aero | oe 
xide o m ae $s sa A 9°70 4°75 
es a sunicie Carbon: sh 6'33 848 3°66 
bonate of lime to form incrustations; that is, they will Girbonate of si agne ae 3-24 | 114 
by etoair a greater or less pro rtion | Water n combinskion,. i abate nee | 
calc nia Thi r not proportioned, and co Stas 34-67, 3:07 | T55 
i e same pheno AFR: Mt ible iksa matter, azote not , hand 
bore rapidly inishes, soon i|- included : | 
A: re 
becomes insufficient to allow a 
passage for the water 
which ary ie through them, and the fruits of a 
aters c i 
xg „ani the flow may par se 
without inter- | 
more easy than to apoa this i in| 
air-trap | dedu 
out. more detail Who is It is. not the same 
f| regard to the following mets of which the practical 
0°66 2°01 0.40 
be chopped. fine and, carefull rammed., in the most 
parent, manner. The composition which aa the 
of. pe are incrustations in drain tiles i is, 
fant in. gr. uantities in soils cir ra ias 
describe -gi "k i ae fo und, but in smaller propor 
tions, in many 0 soils.. It pa plays an import- 
n i Fie enomena of vegetation. It, is. not 
impossible, indeed, that it is in this particular state of 
combination. that iron introduces itself into the tissue of 
obable ‘that 
| 100-00 | 100-00. 100-00 
and sample 3 com 
100 ot of thse samples with potass 
Silica . 
Alumina 
Silica and alumina, wore traces. a ime 
Peroxide of iron,. . 
Organic matter —-. is = on 
ple No. 1. was collected in. environs of 
Cassel ; it dried in the air. The other two, 
dried at. a te eof a 
80° Semple 2 was collected in the environs of 
es from Henonvi ise), I pact 4 
`| An analogous deposit, collected cr apart at 
o | and’analysed by Mr. Phillips of Lon 
a 
27-80 
23°00. 
It would be difficult, as S said at the actions to 
uce very useful conclusions from , these figures with- 
plants. it is. very pr 
formed daring the soni ag’ alate substance, as it is 
completely insures of the air traps of} 
which I have | snd pieng out. the use to prevent the, 
ochreous. obstruetions. so ay Hervé Mangan, in: 
Journat of the English i Society. 
—— 
- | interest will easily be a collect a 
recent. deposi pi Pet spi of th ter from which. it is ALLEGED | DISCOVERY. CF CUANO, 
formed, by passing the whole through a filter you will [The following is condensed from an gidai in. the. 
obtain a liquid perfectly pure. uid, enclosed in| Madrid.Gazette of _— 22, reprinted in imes r 
ith ; ple the base | bottles, entirely filled, and well corked, or pla din.an| June 2.} i 
‘ese traps. The tiles which discharge into them, in | a quite deprived of oxygen, preserves i Havannah,. 
a agen ec magi , and sometimes | transparency indefinitely. E: the action of| _ “We have lately spoken:of the ay sia 
: a short erates PARESE sil danger of | oxygen, f herie air, it. becomes turbid in a pele agen, he He Keys (Cayos) adjacent 
contrary ag ren few ins to t oe ' Lig wg papel y ap 
ing tile, to his nes; maior Walsh staan n decane tae on: Ge pom yee 
short distance, is placed at | which w are treating. ‘The deposit. cecal in er RRE Kan 
discharging tile; by this a Sh ditches into which t oh mele? mt. from 
A) cut off from all communication | themselves, may be easily: freed from ie liquid a TEMA 
liga airand the desired conditionis obtained. | w th pure water. By exposure Sepangin 
tatare are Obstructions.—The obstructions of this | tint becomes more after eg hours it e guano with 
gulatinons conscte n abundant deposits of a vagy or | appears no_ long e vary in colour, the deposit is quality, A poeri 
Té Their tint varies p in a bottle fi water T corked : the According. to. our im * eiatargugucubee S S 
m y t will be seen te by de; | species.of guano upon the Cayos, adjacent to the island, 
black, After some weeks, if the produce is| and even upon some” int, of the island itself, was. a 
ined, but. idly | circumstance that. had long since ascertained. 
exposure to air, and allows the "_ “However this may be, in the course of the past year 
of which I pes, to form, At | Captain Green, of the Am succeeded 
