The Sun. [volume] (Price, Utah) 1915-1932, 1919-06-27

'N. ~"r Special Service,
WASHINGTON. u. e.. June -
The potato industry is seriously men
lrrd 10Y @ malndy new to this country
'hu potato vari disease. Unless it F.
cam %, rrudicliod before % spreads Ia
commercial paintings. specialists of
thn United States department ct agri-
culture say % Will cost puiatpgruwcrs .
millions annually u ls easily rccug
nyod and when discovered it should .
ho promptly reported 10 federal ar
foo state agricultural Officials Like
many other plant diseases aud insect
pests, iho puiatp Wart disease was i'm
ported from Europe u b. without
doubt the most serious putaip disease
Nri discovered iu the United States.
Unless promptly suppressed % may
prove disastrous iu the entire Amcri-
can potato industry. which involves
nearly half billion dollars annually
Two bright spots reduce the menace
ct this disease:
Except IN 81, early stages 1t Is easily
recognized ard II spreads slowly.
However. 81 cannot be- detected nm.
|iil the potatoes are dug. ~ 1t dnps not
seriously affect the growth or ,igur nf
I the vines.
u usually appear, lu the eye. Of the
.tuhrr4 Spreading from this paint ui
infection, u may gradually ruvelnp
the whole poiatu and render it q
f. sinngy. variy mass. 10 is character
lied hN the prominent Wnrililr out
Do Rths un the iuhcrs.
I tnr warts ~ first ARE Whiiish or
| light brown Eventually they turn to
"a darker ,had. After decay starts
the, turn black Young warts when
rNIn.cd iu tho light iun green.
The wuriy iumurs vary from the
size of pea tn walnut or they
mny even exceed the M" oi ih" pntain
Jon which they grow, In The latter
ease the Wury mns, Losses Hll rrsom'
.hlnuer tu putuiu. W. some hills some
.ot the poiatucs may appear perfectly
healthy. hut the eyes arr likely in b,
infected
Il b. through M, usa ut such nppar
rully sound poiutuc. for seed that
90, disease is often spread q" new i"
b caliiic,.
Under ordinary conditions the poia
+ tu wuri disease spreads slowly. u
live, in the ,uil aud on the tubor,, NJ
, one ur the other must usually be- trans
r married. tu introduce the disease into Q
new field ar lncnlity, The spores may
+ hr carried into clean soil 10y drainage
. from infected snil 90 the feet of mci
.ur animals by planting diseased poia
20 tucs. by planting sound tubcrs tia
have grown on infected soil, by lh,
.u.r nt manure from animals tu Whicl
diseased potatoes have been led, ah'
o lbs garbage into which pccliugs itnu
diseased POTATOES have been thrown,
Nn method of controlling the potnu
.Wari disease has yet been discovered
80 every preventive measure must 70
!, 'uscd tn keen 10 from spreading. tn
4 Wurt, should hc burned. Dlscus"
b .tubers must not bc fed Ia 1--we ,iur
Il without first being boiled lnirslr
o ,nll should be- planted 10 other crop
Potatoes should NOT h' plhHi'h "R"t
la Infected ,oil for at least rigi
years,
Federal aud state agricultural az
.rbnritie, are working 10 prevent Oh
ID spread of potato wart, hut they vi
d need hcurlirst cooperation from ever
. rrnwrr and dealer Of potatoes 10 sa'
n the industry from this new m'nac
Experiments are being conducted
LEARN. if possible, way Of conirnlliI
=, ihr muludy, aud information viii \
Il furnished as rapidly as dIscoycrr'
f.But potato Narl disease Is much ca'i'
.n prevent than 90 control
Keen watch go digging time Tor ~
. .tat,p- with varly gruwth- which ai
. wnltl-h ur hight brown when N"un
.nlark and drraycd when old. k"po
promptly uIl suspicious eases To u
county agent, tu the state ngrruilur
/ ,,prrIm,ut station or lo the Unite
Statr, department ot agriculture.