FRO 
that it is principally humidity that renders froft fo fatal and 
deftruétive to vegetables ; confequently, every: thing that has 
a tendency to -p e this ftate iy mutt. neceffarily 
expofe them to its i ds e ; e fu ch ings as can 
preven p 
pera There is a variety of fats that tend: to prove 
this. It is well known that vegetables conftantly experience 
the effects of froft, the moft feverely in low, damp fituations 
that are fubject to fo Plants oe d Le 
well as thofe in autumn, while fu ftand 
in drier fituations fuffer little, if at. ip e lo 
and wet part se e ae well known to produce 
worfe wood than the high an and coppice 
this cafe oe eae ae being carried off ac ee the os 
or w ind, aaa e and freeze, deftroying the young fhoots 
in exadtly the ae manner as the fogs and damps ot marfhy 
slaces. ‘Iti has been lon on remark with fede 
oes that froft is never pers to the late fhoota of the 
vine r to the ee of trees, except when it imme- 
recently cut, are foun uffer 
{pring Tots, in panes probably of their eran oie 
rhore. vigor: 
: Tt has-not a aequenty been remarked that the fide fhoots 
of trees, are more hable to perifh by {pring frofts than thofe 
from the tops. eee M. de Bulfon, who: examined this 
int y and minutenefs, ‘conftantly found 
be much greater near the fur 
fac ere. The fhoets withina foot 
of it were quickly deftroyed by them ; while at two 
t feet i ie oe bore them far better, and fuch as 
eplet mo e ti curs. It 
ig.on this principle that the = damages done by fevere 
fro t h fide of trees are to ‘be explained, 
though that fide may all the while have heen expofed to lefs 
cold than that of the north. Great injury is often done to 
the weftern fides of trees and plantations, as {hewn in the 
Memoirs of the Academy of Sciences at Paris for the year 
1737, baat after a rain with a weft wind, that wind pagel 
the ieee oa -fet, as is‘not unfrequently the cafe 
i han eatt wi ind blows upon a thick fog before 
the fun rifes. 
Frost-/piit, in Agriculture, is. a term. saoloe ed oe 
fariners to denote certain effefts of froft on trees, {uch for 
sane as thofe of. p roducing large cracks and- fiffures .in 
it, a 
uief, of it is, that 
FRO 
their trunks and branches, which render them unfit for fucts 
ufes as they would stherwile have been {uitable for, atd con. 
fequently greatly deteriorate and leffen their value as'timber. 
ve been contended by fome th 
pantive sina is confidered, of fuch rents and cracks really 
arifing from froft. See 
HL, a white, light fubftance formed on the fur- 
face of fluids by vehement a 
roth confifts wholly of litle ie, or globules ; and,. 
accordingly, may be denned, an affemblage of aqaee ac 
bubbles. 
ROTH, in the Manege, is a moift white matter that. 
oozes fom a horfe’s mouth, otherwife called foam. A horfe 
that by champing on his bridle, throws out a great deal of 
froth, is judged to be a horfe of mettle and health, and to 
me a aa frefh mouth. 
TH-/pit, or Cuckow-/pit, a name given to a fort of 
oh ot or. {pume, very common in the {pring and fir 
this fot, though few 
have. Bees tie caufe or origin of it, till of late. Ma 
imagined it an exhalation from‘the earth ; fome have efteemed 
s its nam e exprefles, ‘the- falive iy the-cuckow ; oth 
bi extraralated jaices of the plant, and fome a h 
efe are erroneous opinions, and the account 
it owes its origin to a fimall infe&t, called by 
fome the ee aay applies its arius clofe to. 
ae 
the leaf, and’ difch upon it a fmall | py of a white 
vifcous fluid, eee fome air in it, and,: therefore, foon 
elevated into a bubble. Before oe is well ‘formed, it 
depofits fuch another drop, and fo on, -till it is every way 
overwhelmed with a pee. rot thefe bubbles; which, form. 
this froth. See Cucxow W-/pit. 
FROUARD, in Geography, a town of Pranide, @ in the 
department of the oe fated on the Mofelle; four 
miles N. N. W. of Nan 
OULAY-TESSE, a town of France, in ae departs . 
ment of the Orne ; ala miles S. E. of Domfro 
FROUNCE, in the Manege, a difeafe in horfes, when 
{mall warts or ae arife { in Te midit of the palate, ‘which 
are very foft and fore, and fometimes breed in the lips and 
tongue. 
- "Phis diforder is oecafioned many ways; fometimes by 
eating wet hay, whereon. rats or other vermin have dif- 
_ charged urine ; i we dra ae frozen duft into their mouths 
among the gra 
s to the method of treatment, it confifts in oe them 
blood i in the t o largeft ; veins under the tongue, and wafhing - 
the fores wile vinegar and falt, or with ale and falt,- till they 
eed. 
aoe BE, m Falconry, a difeafe ineident to hawks, 
arifing from moift and cold humours down to the 
palate and root of the tongue; by which means they lofe 
their appetite, and er eee their clap. a with 
lum-water, lemon n-jui ce, &e.-is held. geo 
F UIE, in Geo ae a {mall (land 3 im ae ak a 
channel, about one: e-mile jai the W. coaft:of the - iflan of o 
Jerfey 
“FROW-Fist,, in Echihyology,. the Cyprinus orpus, which 
"EROWARD,- Carz,..in Geography, a. ove Ne the 
7 : 
