xo 
THE GARDENERS CHRONICLE. 
attain their perfect state, but they do not emit any cot- 
the cube : hoes from a flat piece o of i ice six inches square 
b 
ME CORRESPONDEN 
HO 
Tendency of Plants to seek the L h 
Pr. 3 t 
yr threads. two ) inches 1 thick g inches, no fewer t.—The 
6th species, Cinara Capree, a all species found under | th issolved the time | made by J. HZ. S., on the periment ggested j 
the leaves of the Sallow or Withy @ — ge It is of } and temperature that are required to dissolve only four | ence to this subject, are doubtless to some extent eo, 
a bright yellow colour, and though not | Pee inches when these are in the form of a ere. | but I still think that it might be w aking ; 
very thickly, with fine ee te eyes are Although from this it is evident tha t the most spheri 1 I believe, more decisive than m of ie 
dark-brown; the mn about half ihe length of th hat which i roofs to which the theory in question has been su’ 
, setaceous, and sr ker colour at the ity ; | e ar Ry ridts cizeams tances, notwithstanding, and if the additional height be obtained as predicte 
bercles very short, scarcely — ee Both tax sexes of | whi ch render it neeessary to deviate from such in the funnel-covered plants, one s » at least 
this singular species are aptero male is — —— pecmerative sing ol houses. The mass of ice, by solidifying, | made in an inquiry is certainly one of 
than the female, and of a darker pad often striped or | and by partl re at bottom and top, where also a| interest. It would facilitate the investigation, if the 
Mosley, Psenyalauny po portion may d to be “atin ay for use, would | asserters of this tend Seige tate precisely acne 7 
reduce the sphere ees a flattened oblate spheroid ; whereas | the most atiling instances in which it has bee 
the form of an oblong spheroid, or that of an egg, the | and with a view to obtaini nin that rec 
OBSERVATIONS RELATIVE TO ICE-HOUSES. widest part being uppermost, would approach the form of | a certain cou ae g that prec ‘ision I will 
In many situations the er fi a spher the reduc of its length, from the above-| statements respectin the proximit of plants: 
* 3 & Pp y ofp to the | light 
upon, at such a period of t! on as the present, to| mentioned causes, was being effected ; - In the first pen : should be understood that being nea, 
prepare for the laying supply of ice; a few observa- — the heat of the summer becomes most trying, th he ~ nd near the light, are not necessari rily the q 
on the subject may there! deemed seasonable. | jce would be in a form more nearly spherical than if it had bh iemae yes lig ey gee h accompanies ay ‘ 
It is hoped that those here submitted will be found in nat perfe ctly so when first sto igperss avery large intl a 
deg towards a more perfect knowledge | may be mentioned as bel onging to a circular building, and to absolutely nothi A lant standin within 
3 Laas ng. Pp = In a common ay 
of the pi les dle hich a noe a —— a longest | that is its —— compared with one of ee the walls | apa ,0f which adinthe 
most economi: Tve vr the ice-house is | are straight, ae be fed fab external oak 
not only in all cases placed u under the gardener’s cha arge, daisnaes a the su surrow wi ng soil. A onan ae — =e ea 7 beste. 4 
Tent Se 1 ». 
L. is p The situati waka nm ice-house should be, if — in Seve 4 ae 
prs ve; cond saps of sons the be = era pas clerated a = ae ndey a ta perfect drainage may 7 \ / ae ' 
ie | Pay dar. Be | be effected from t ry bottom of the dackvetln ae x ie 
nie jie rally constructed of an obovat exposure should =a tes fineseils the north. The su —_—_—_. ————<—$—$_= 
pr swecn ans gener 2 Pacer vate | rays ~ be a gdh obstructed Ay Sa plantation of ays, fb 
rm, pent kin trees . : P ee 
part beneath he a ity aphasia med sure és pevgaae te ata be prevented from noniied ta con- 5 ana / * 
Sous ae tom Pet lead Ge coke peige ©C- | tact with the walls; the latter, of course, ought to be \ ahaa? 3 ‘ 
? impervious to water. The ice should rest on fagots \ if 
apse uy the of the sun. sng prod very constructed placed on a wooden grating, ben eath which the bottom 1 / 
same man Ls. Bs 3 uh 4 rd 
rT of ea ice, which has been known to tanks \ if 
, from whence the waste water may be conveyed, as Le 
kee & upwards . ieee Seas = igre 1 es the oe ae collects, by means of a pipe. The external termination - } 4 i 
of Sakae acean a op this pipe should dip in a cistern of water to prevent the Ly 
amount of heat, Wecés eres ey in; ngress of air whick would otherwise take place. Instead "] 
eh and Chit th dia by | ° of a a pipe _being laid in a uniformly- declined plane, the d 
a, ; 
more or less rapid venient application, : _may be > frequently the case that | if el cer at ¢, receive a pencil of light very many times 
ee digger if placed at Ro times that distance, as at d; 
the seg neal! “aate ny Cee rote take ¢ h declivity for drainage | as is here recom- aie the increased angle of light would apply to the 
48° and 52° Fah. ; "the stmonpberic | ™ — as | veri di us ie indo ew nhc aan inal 
= +3 atm uation. The building must ‘then either be constructed imensions, w ich last are suppo wn in 
vee a es in contact with I ne the re agi above ground, and a mound pry earth or | the figure. The difference in the sol id Fates 
? | other mat it, then O Pca thee 
Hence by becomes desirable | very thee 2 covering of thatch must be applied. Or, if this while the effectiy eine might be somewhat 
tact of the ice other mode c it consisted in vari- 
conductors of Pe moments sdopted, "the pallens oe roportions of re nigh rit senlight, ie Sak 
: : * h di SKy- ana sun-hg 
observing the comparative effects of water and sun ifthe a ase bce athe ee WS alps from | | however in any case a —_ and much 
oy ae a the depression | 8° that no water can be formed in ;Stitasioes: t that | 8reater than could corresponding ap- 
lie aks patiisie-s derived from the melting of the ice. Some pump out this proach to the glass of an ordinary greenhouse, os free 
heats Chiat f ice with | ter directly from the bottom; but an external tank, | t a in the following figure. In this example, the magni- 
by “pro cso mir Sigs Meee eo ccrcmomn would be pre- ye 
ic aide this mos tial re H sna walls aSigor aa: “seater <a WA 
e rain should be excluded direct f: 
y necessary to mention ; but its pir ek Reeds are preferable, if they can be obtained. 
percolation through the e: —N. 
otherwise it ion. Tai egestas 
more than 60°, Cc GARDENS.—No. XLIII. 
te Salen Rigel conti o's Hatacentn. me he Md shows ty ibis aires although | 
tsa ‘at the sides, and partially at | oe thehe elton en ohnoat importance | 
ae} Ss, and in promoting t ness, appears to be bn torte 
Te aituaton, Eins: mould be | understood by the generality of cottagers, and Ts 
the sides cuaiens: a 
sand if the wei te bad it shyhaghanyharkizar aro wel te yeatiraacts ct 
> . i it all others the — purpose. U; Pole 
ie occasion less_ thawing, taking few re agg he gern we camol doth ar beste on . ‘oy, a tetap ef e 
Sti eae sae igher eave a ve: previonsly oon some directio: its m: meni leas! wap prada ceria | not a tenth 
considerable an ait, | in i sping, an and throughout the summer; but as this is the of that produced in the first case. To ais a — . 
veg It must, owever, be | Pr OPe™ P : apg a pera = ‘te phenom As : dergo a hagesel few stance, that of a conservatory without 4 oa 
: servation: th itude of the ei 
veg, ite Ginn a pees | & | test t is commonly committed in the treat and I presume, also, the eikig or tant are quite unin- 
i. ot aie rr ment of — arises either from the want of pruning, or Hannon by the greater or sser distance » of the _ 
temperature of 32°; that next the | <°™ ee ee mabe of fruit-bearing | from The difficult - Pocet% 
Iie: fiche: Sa: dao with sub- | — ‘the capable of supplying with nou-| clusive experiment on ee tery i the 
perature of shelton ai a. di se en the} pia ] ithout, at Meenne ii eae 
; or onc pression ona air Sike ts iF Stor 
of its greater density hat aes | VBC tie eter wll quanity of frat that i wil | cov foot a aad the top, which hare been hitherto 
warmer side must be d | cece e real is often the ve very reve — | used for such experiments, ar pnts in this 
i gk be tah ae ha orer- crop i is ae Pegg the growth igh itebaahiy sen tied te might be the free play of 
tae at ak mer aa oe th re 
€r current 
n the body of ice dint | 
be th 
Srowiron sagt ‘of good Tinting: wood for an- 
and therefore ne th hen 
‘The solid form of the ice pape house i is a matter of | bh to av writ tocy oe Bee te into either extreme, tad to to regulate no ok garages ie se Lo | omrser: iain 
found most con- | n i — may shorten, 
use square or oblong | and strength of the The importance of doin nor an shies arg 
‘ : ng | or darkness may le stem of a plant, bu 
these, it _ be — =m so has already pointed out; and where our sugges- | effect, =. Pig ust Ge the effect ‘ot the actual cit. 
a as ae Pm Were attended to ii ies nich this bese rata hich the plant is placed, and not "the “~ 
easly rules ca Mr. | of any desire in the t to rie those circumstan 
» presents the Hoare has given on this subject deserve to be par ticularl a os natural and necessary 
ected upon, is cer-| noticed. They are as follows :—I+ In pruning! almarend, y | The effects, in short, be the pat 25 
Pe of = sphere Sedtgi roa and in a slopi ng direction ; : 2 Always leave an} longing | for heat or Tighe ‘It will A the business . ban 
e best : cube is she € cut to explain — ugesap wale: 
ever, a ball 0 _If, hew-| be on the opposite side of the bud; 3. Prune so as to apcertatond results are produced; bu a the: reean ee 
ser more = | leave as hi wounds. as possible, and let the surface of _ 
water along with a into mn} every cu oe ap Bog ders sree ner 
tac gor the | brash, ke canted ia apie _ account fe 
soon as | the facts ve no real existence. In furtherance pn 
ieee 7, in ether objet ie it at be well to record exactly the temperatures 
the yt d by the ex hich the w upper and lower args the expe eR ; 
Pewage Je thin slo at i ts are subjected, because it is not impossibl ee 
ina fgare less co i rego of pln nea te i 
bounded by still 
cts asa 
check upon the o ther ; | 
funnel-shi -shaped s screens described in 686. poe! 
may be the result of any investigation, th ‘ae poring 
