EE al GARDENERS’ 
ahanda toe 
533 
will be seldom that any 
following autumn or winter fro 
, severely, while the sheltered portions ar be | cro 
decided that a plantation ing i w 
requires thinning 
we pony go merge how th ons aft 
than are owe 
ich have a greater depth of il. the great 
to go in old establish- arene 4 in depth of soil, these - elter ed situations will 
there are plenty such), I am satisfied they would | often ure age, first-class 
t done by one | timber size, more than double the he quantity 0 of trees 
ees. | acre than the exposed parts can; but although the trees 
i l 
ess t 
FEE 
them; and having ap ange them to leave any tree they 
have a doubt about, he m y call a man back to take 
trees, if 
ing has been performed; 
say, for the al own itl year of its p> th 
tree should be allow: aving a diam 
one- half to three- fourths ‘the ne height of the th tree itself, 
ess, and alwa; to be 
or 16 years | | without much danger of damage from high winds. At 
of age, with a tool of the above description, but stronger | | from one-fourth to one-eighth of their own omr as apart 
shorter both by as arg a os ea lads must | may be taken as a rule at all stages eir growth 
the und, and as | after the first two thinnings, according ir he quality 
with “his på S whan felling and reape fi of soil and the nature of the situation, 
inata 
re is another | 
to 
hinned, will | Bo 
so | figures 
the climates are, 
rvesting, &c. 
ofm 
ean temperatures is. The a menr ofa 3 
crop with a certain mean ure of summer, or of 
ptember, or of any other any is alwa; ways a chance, 
ee | 
andth urbed. 
Authors a oe pares amped vr combining duration 
of heat 
is due 
merit of introducing the simple and re soethod I have 
trees per = some modification so often emp 
dating to the approximate "ealeulations of M. 
Barley cultivation extends over 
ussingault, 
of 92 to 168 da and as the mean tempe: 
: o e difference between 
is remarkable when it is considered how different 
how vague the dates of sowing and 
esting, &c. 
Let us now examine how far the results of the sums 
of temperatures at the Polar limits of the Barley accord 
with 
8 
Length | 
th Fro 
ngest m 
Day. 
Lati- 
Locality. tude 
1. Beyond the limit. 
BA 2815° 
3308° 
64°15’ 
59°45" 
204 hrs. 
184 hrs. 
62°2’ |19} hrs.| 4034° 
the tree is beer, ng t nate dista: 
in size. park T have frequently | seen oe omer Pine, 
contai mie Hes upwards of 40 cubic feet of t r, standing 
| within as inches of one another, shed th ia, too, 
ich, when 
unfit “for f felling | through at the und, stood er and it was onl 
anything like dispatch, and door fans of the ling clearing away pte tree that rhe of “7 size at $ 
l their axes, or at time particular] uired a d be got at all. 
least in doing what might be “ag as well done by other | plantation it was a frequent occurrence to fin d trees of 
hai Sr half the wages. To each feller | the above value oreen Aih melors a yard of one es ; 
there ought to be on font of from 12 St ee È and I don’t think the t all a solitary on 
Later the felled trees ; — y, provided wi ( site be ane ) 
Alten .. pee sA SOS 
Enontekis a vie ond 30 
2754" 
ore 
of | method depends 
12s. or 13s. | 
n 
iol 
mongst these light exercises 
to scrutinise this 
Retween ae a and the 
conformable to the theory. Whether we meee 41° or 
s | 464° 
tool (also as 
"Y ON THE TEMPERATURE OF THE NORTHERN 
LIMITS OF BARLEY ance Ne ae 
. de Candolle’s 
Tux conditions of Barley oA DA are Te estin, 
in a DAL point í of view; 3 iti is of all cereals ‘Chas which 
there to be paia td ots coring 
pi sern and intended to be tinal of of their 
pie pa Re r ‘the stripper aiai such lots as will be 
e i the st: e only other necessary 
sheet iein yot 
shady mah. 
is frequently iraman case, ma them be p riena regularly | temperature m 
Bion os the 
ee widle 
through them t will putt: oa oF A uring } 
have quite cot pee ions. tomas 3) will require a continuance of a tempera- 
Pig ti saae e S ture of 45° to 47°.” A glance at the 
sidered as an shows requirement of 47° summer heat is illu- 
ntri 
w best. 
to 54°, even 
ds to 
T Méan npn seen 
Locality. 
May. 
rs y rrect, or because 
ble of caltivation | a a considerable 
true ern limit 
but M. 
ocality. 
eptional results, 
coast 
n with, The summer days 
are further of F duration “a there are compara- ' 
tively few cloudy da: 
leo and Enontekis present lower e anc than 
t would be 
necessary in 
ities; but i erm maa g mari 
the climate being of 
ere 
remains, and there it would appear that 
s 
d 3/3 3 ; Jé E-a 
hesitation in i 3 E $ E ž FE pe 
ig tH thly < = 
will find they 1. Beyond the lam T 
xpense, than Labrador, 1 cast 2' 8h 
3 m 8b 
North Cape, 71°10" .. | 314| 39 | 42 | 44 | 20 | .. | 42 
? Bogoslovsk, 59°45 464| 594| 66 | 574| 44 | 32 | 61 
2. On the Limits, or 
a little below 
eG)... a 
rrr, ors .. | 42 | 45] 52.5] 55 | 54 
404| 463) 53 | 51 
364|49.5| 594) 56 
26 | 41 | 55 61; s PA 39 | 58 
54}| 60 | 564| 48 | 354| 57 
17 | 37 58.8] 60 | 584 44 | 164| 62 
remem! refi 
and “se aan armor = the case is different, 
regularity must now be dispensed with, unless by follow- 
ing it the best trees can be left upon the ground. The 
trees i in the a now eom ing distinctive] _¢ 
and beginning $ to show —— of what 
ikely to arrive at; it is now that a careful 
efi ps the Percent iy he 
terially affected b 
i? i s 
414) 274 
tee 
yine A 64°32 
—Yakoutzk, 62°2.. 
M. Kupffer, a 
ce of a 
H 
Russian writer, dwells upon the i 
75g 
fe 
4 
TELL 
= 
fine 
Hae 
Baie 
ie 
p 
s 
H 
i 
j 
f 
are made in this way, or “by the 
ee ee may be 
round t eae ia S all were 
er the whole of the 
marked that the outsides of planta- | 
e more severely thinned than the inside; | ri 
Ihi 
j! 
A 
mditi 
Alten, Uleo, and Y: Yakoutsk. 
M. Ch. Martins 
È 
i 
‘gtound, 
tons do a aana 
op 
ds; he says it is evidently th 
i utumn th 
meaning pA 
water, this plant stan 
droo; 
rat 33 most charming, and 
ean of| fications is that it may be had in 
tresses of 9g des brownish orange 
when moved by the 
iption. It is aah therefore 
November. 
soil, 
rough leaf, to 
Beaters slight shadi 
im in sand 
in a Kee pem close and 
method | shaded until sufficiently established, w en. they: may 
