May 1.] THE GARDENERS CHRONICLE. 277 
beneficial effects on the growing~crops will soo | much less —— hence the y of fuel which is the | The return-pipe is -parche the boiler below 
parent to those ~ will only take the trouble to pay it 4 result of using Mr. Penn’s eng properly con- | the Pas and on it is screwed a to let out foul air 
practice —M. E ay: £4 structed. I gn observe in conclusion, that 1 have dis- | when required. halal com oi bphen want steaming, it 
————— continued the use of the sr-ehtmneysf for many months | is only necessary to a fine-rose watering-pot, and 
a, posi rbaity  arae pe = ast, and fin da that the warm g directly from i th 1 tt i thi 
‘oes. — In Chronicle of the 17th o is y q bj ot b farthi of the house. 
this month, an carat is taken fom an article of mi : but te € this modification detracts’ at | S b odoet —— 
on the cultivation of Potatoes, p he: e Salopian al roi a t due «Be —C. S. Crowley, much water i is injurious to the wn. 
~ ici of the 14th April. By ae quoting a part palin Broad ‘cuca Tod ige, anit ee 23, ans [We | 2 is an ordinary furnace for heating the 
ce without the context, it Sars seem that I w illingly insert this letter, and if we receive a reply from a is a boiler which is connected with the f two pipes shown un- 
; th path of the Mushroom-house, and which is heated by the 
, Me, Paxton, we shall print it also ; contact of its side with the fuel in 5. When greater heat is re- 
e*the discussion, which kei a — far enough quired, a second fire may be lighted under the boiler at ¢, the draft 
than the yeasty « = the c In mentioning an ‘“ex- ae any _— public purpose an only add, with | of which ae to the flues, as shown by the arrows. The 
traordinary’’ case growing. “a iternate rows”’of Blue-meals | reference t rent ya of orc 10, that we ‘differ eeceaveees ai are omitted as not being to the ex- 
which produced rh  Gelicts, of 95lbs.to the sere: and from our correspondent ta nsidering that these obser- ae Deve — Hi 38 nerally 
the mer gaa red Acer a to the r the Blue-mea AP . ving ge rved th @ pheno- 
3 $ mney -dew accompanied me aphides, a was in- 
Pigg! Sa idee i Spang ney 
flues or ; slid pipes 
£, = £ th, 
© | exposed 
air epics warm ; while that from aoa ines is 
1k =, 
tere which I weighed in the autumn of 1840. The 
largeet crop that I have kept any account t of was in the 
year 1836, when the Bread-fruit, Pama is now considered 
wines 64 
houses with Hot Wear Wekinve 
nm upon 
Gardener to bon ~ , Watki 
cumstance tata yr e last summer, which te raised in 
my mind great doubts. as to the accuracy of my former 
efficacious in the solution of or than a host of in- 
genious conjectures, I shall 
+, teh 
Heating Mushroom- 
Ser Gini unication abi. aig Sap a Pes %- 
s, Esq., of Pen 
0 lbs. to g S) p- 84. ee to the value of ho! hot I allude. 
rood. ar 1840, th was : 
e greatest p He adopted the system — 
beshel th 26 Be. each to the rood, or rather et than io 18 pate _since, and athe result han been satisfactory, th 
to the cwt. sai Beak t, eas 
‘oon after my return from soore ates Seatac 
shire on the e 7th of July last, I had occasion one very 
rag wclnar eae was 480 lbs. to the rood, ‘or 16 tons 
4 ewt. 12 lbs. to the acre, instead of 34 tons 5 cat., as 
flavoured. The Tower 2 rfigares Tenet Mr. vat 
into my grounds. “It is shaded by a pore & of oaks, t! 
HALO 
treme — of which t and the pete 
Tt MT, Pasi - Phe =. 
gate-post and 
r, B 
© opt fogs there was satilig remarkable 
the gate, post, or palings to attract 
on passing 
as 
a ese 
e 
was evidently not the 
than fire-flues. _ This is an Mapaxteat point where fuel is 
as great 
because it 
which is > ofan a acre. It appears, however, that the Shrop- 
— Mr. Parker has seer 
so extraordinary that I trust you will allow me the 
space of a few lines in reply to them. Let us, in the first | 
place, 1 tat ton says that 
two pits bic feet ig a sur- 
as in the ee: 
roverroe of London. The same f 
Bocce wel was ‘oerpeieal to find the whole of them 
i epeacentiien, = 
if a poker iy “been mild down from the 
} which 
Z| 
Le 
u 
Fig..1_ 
above; for it had trickled down | the post and pales for a 
checked the further progress. It t was apparently i impos- 
sible for the Teecnstdarobte number of aphides \ which I 
discharge of this fluid, and it must have proceeded from 
the extremity of the branches, for I did met perceive any 
trunks Ma the on the ground 
that ‘the 
"viseid discharge oe ne 
zig-zag Tre tines" un under the 
ground upon which they are built; thus charging the 
earth, as it were, with caloric, which, by its evolution, 
l}in. thick ; nh 
putting fresh dung, ie a board Sin. broad os lin. thick fs is 
during night. 3 a few days it it became o 
colour, and ed to 
I may probably i@ you again upon thi aug 
should similar circumstances fall under my observation 
during the next s mer.—Os wald Mosley, 15, Por 
Place. 
Sy Failure of the Potatoe Crop. —In ba ena of —— 
t tial Seep of 
? es Sie | havi used every exertion to ‘discover the cause. “vat atari 
= } +t hii ght the talk, 
been kept at a minim aye e t 70° mes seexe 
without any covering throughout the late severe winter ; id an appearance of ‘maturity to a crop, w which Fnduce a 
and although plants higher | is, in fact, a shed ‘behind d the former. Fig. 1 represents a | ~ t] 
sass wey Nees Mees age rT Soetaos, is at section of the interior of the aenes with three beds sce | them ie Heres queantition im pels a pry sd 
ference has been fully compens: L Mushroo Mahe, ts oF Te and 3ft. wid d three ti hile th laced fer 
pane at = anne ee night,” at] shelves for foreing Rhubarb “ 0,0) it Sia wide; ‘and segetatine pr pees she Soe ee 
hatsw r - an immense | 18ft. if circumstances’ permi shelves may be 
“quantity of heat, not less than 50 per cent., is consumed a ate used for Mu are rd ks a in a tonae becime stare ea ei eal oven on 
+. ag a ns raphe ee jeer 1 eee ey 
-and in a subsequent part ‘of his letter, that “this heat | placed on ae mapa bee bearers of the shelves, and | thinking from the dr appearance of them that ; 
is never given out agai for the use of the house.” A ee d. The s should be about 6in. square eo . aie han the others; se 5 ad 
e says, that ‘‘the pipes m e hot before any | on the surface and Bin. th tie ‘and the standards about | on them to plant some of those from near the sides 
circulation takes a aes ithout any intention to dis- Blin rhs cst eeaadaeilic ave are set up, one end of | of the pit. The latter foiendl teceroteke thake wats 
petage Mr. Paxton’s scientific ents, I venture to bearers, ¢, €, “thant be mortised into them, and | tion, while the others, on wh ich they relied for a crop, 
bt the correc! assumptions. It is well | ¢ - f. These cross may b } ‘This. I think, shows. that the-heat 
known that the Russians, tase rot are the greatest economists are equal distances as the height of the building will ing in the pits is the principal cause of the failure. 
cla ir houses by forming | allow. When the standards and cross bearers are fixed, | James M‘ Walter, Glenstall Castle, Co. Limerick. 
GN y CORRESPON ese 
FOREI 
__ Paris, A — 1841. assed 
increases the temperature of the houses. In like man 
toe best absorbed by the masonry 0 of the > chambers 
and flu 
When the shelves, are fixed, a trench Qin. deep | 
usually bri : 
and florists 5 ‘the blooms were ses perfect Fs and 
instead of 50 per cent. not 1 per consumed or 
rendered una he Bows of ihe air com- 
the inmetately the cari 
he pipes being made in any ee warmer | 
are cree of the 
the passage, 4; SPogit be | = ae Phage 
abunda 
s, perhaps, is to ie 
"The bottom ‘of the trench 
pins y, so that 
Bak cay they escape. The Peds la apart 
bore, and 
fin. 
are laid in the trench 3in. apart 
siibated to the fineness of iy summer an: and autumn, 
iy to ; Wood 
nd wetting | the buds. The Paris growers. ae 
a | opportunity of showing off the flowers to the best advan- — 
—— ses being generally low and 
ne 
the old rata ithe Mushroom: hows a a0 ee ml 
and | made under 
the 
in the furnace, 6, ig Sal Sahat to Boop tp th e tempe- 
ree 
e 
h: 
be adopted by the Abbe. "Berlise, 
2 ere than aay 
