The Oroville weekly gazette. [volume] (Oroville, Wash.) 1905-19??, 1916-07-07
FIRE BLIGHT

ctanlpv D. NaSles, Souh'y ho' ''>"'
-, ,nspector, has given the press the
.s'ow;ne very interesting interview
y the question of fire blight which
ND he carefully studied by every
,nit tr grower in the valley;
Nov Is a very good time for every
..h.,dst to give his orchard a thor
s.sh inspection for fire blight. AT
ss.ut this time last year there was
n, an outbreak OF blight, scattered
s,stty well over the project, and this
r., there is still considerable blight
showing up and it is pretty well seat
tered. a,o..
Tvig blight is the most prevalent
.,,m At this time of the year. Its pres
..ee Il indicated by the blighting of
4. tvigs from the tips downward. The
,..yes turn brown and the new bark
"a sap wood turn black; as it works
avn into the limb the blackened parts
M, brown. then to pinkish color.
uh.ra the bacteria have done their
damage the color will be dark brown
!, The apple wood and black on the
EAf
The canker blight. should you find
.nv will be on the larger limbs. The
,,nkered areas at first will be small
h outline. but may later progress into
loue. extended canker, and often
rmuletely girdle the limb. The bac-
t.,ia remain alive in the margins OF
these cankers through the winter. and
i the spring, when the sap becomes
,ctjye they renew their activity Can
ier can sometimes be cut out. but
dpring the growing season It is rather
risky practice as the infection is
,nread to quite an area around the
canker, The best method is to cut out
IL limb or the tree if necessary. Bac-
pria emulation is usually emitted
from any blighted part Of the tree AMI
different insects feed on this ooZe and
then visit the blossoms, twigs or fruit
and rapidly spread the infection. To
lvduce the spread of fire blight it is
essential to remove the canEers.
Warm, moist weather favors the de-
velopment of blight. Infected twigs.
vaier sprouts or limbs should ne cut
tut It least IL inches on apples and Is
hches below any bark discoloration
01ears: The teoa- used should be dis
Infected after each and every cat with
corrosive sublimate $4,000 or i tablet
10 pint OF water The cuts should al
70 be dlsinfected. This solution should
h kept In a glass jar. Do hot carry in
Tin pail The diseased portion Cut from
The tree should be Immediately burn
ed. Do not ellow them to accumulate.
During the past week | have found
IRE blight in four orchards on the gov
ernment project. There is q distance
O At least two miles between any of
these orchards. That means every man
With an orchard, no matter where,
must keep sharp lookout. Fire blight
no respecter Of persons, neither is
any respecter Of distances. 1t can
tavel Just as far as bird can fly.
The following is taken flom the an
naal report Of T. Z. DeSalem horlicul-
tural Inspector. Yakima county:
AS result of fire blight in Yaki-
ma county the county boarl OF equali-
'ation reduced the valuation Of prop
cry that had been seriously injured
from fre blight to the extent of So
MN"
This is only so per cent of the ac-
tual valuation, or in other words there
we're 100000 worth of fruit lands re-
auceo to the same level as general
mim land. Mr.. DeSalem says that he
@lleves that very conservative esti-
mate OF the loss of the Yakima fruit
growers Of Yakima have sustained the
Mst few years would easily be over
100000.
II We want to KEEP a similar report
m' Vi oKanogan county, as we GER
AMY 20, there is only one way to do
" mat is, every grower make a thor
ousn inspection of his orchard at least
M'ce week for the next month, and
,Ace a week for the next month fol-
~*ins Cut out all blights or signs of
"'su'' II you are in doubt, call on
~" ,me one who knows blight, or if the
''snted part is small, cut out any
way. 10 not let anyone sell you a pat
~, cure Tor blight. There are none,
s.u as soon as one is discovered you
,. W.. oe notified by your experiment
station.