Daily Kennebec journal. [microfilm reel] (Augusta, Me.) 1870-1975, 1920-01-01
PLANT LICE CARRY
POTATO DISEASE
How the Potato Mosaic Is
Spread Has Been Discovered
Maine Agri. Experiment
Station and L. 5. Co-opera-
ton.

Station and L. 5. Co-opera-
ton.
C-ooo Ne Oec- s--TA+ folk vae
] ass t,eea 5ss-=5 tru- ~ oSca a.
'CaE-3=s D Woods. director o. he
Nae Ag-A-t.1zl experiment So
TN & -hs University Of Nzz-e-
Il p-ev5oaS -Dte- q -als ser4=s
q .er1e-s :. as s-z-=5 thai he
NG1ra AE-ic-I-1-al Hpne-, So
Iion II cooperation wz-, TIE T13lsd
SAFES Department - AE-4.l1t1rs :
DE.--g Z S-,ec1al s-25y Il -a@ -cfsalC
t61s=as= .: he I.r-EIo- T-s appear
zoc- @ - 6-s-ss4 vas described Il
detail a-l i EEs s1oE1 IL. sTs- II
ia 3-szl r,ccaTo EONEE clDz-s q
-dz1-s = Causes Z r=1-r-o- = yls11-
Sr---2zl s-Ia-zsas VS. slT=l - -.=
tEc- ~ lCsElc cz1s=s eTe- E-ss--
lass>-=s L -5cs+ >--.1c-s .a-1+- soE-s
Ehe-= Aa-= gso-a---as are Used t5-
set Eva Iho-Eh -ce 5-ssaS= : lisp
EE-eTai=-- II e-kF- northern Eso.E-o
g-e~-rE ss--Ti--s IN s-s--.s-- g-cw
- az s-zrch-E for mosaic t->7a
$50 a-5 2-e zR1cGs q EH- u
P5-z:o -1osa5c : 6IEc-t 6Lse2ss
- sTu5y- ta- \ so--s - careful <o-k
= II Ear- q -1-t@- q plant
E4zetoiaEZs-s- tsc-1 Z MS C-clc--y s-6
Il EI-e2= 1-s cz2se and The 0s.hc.c
u szs-@z1 hare org remained : nEs
toy. Il -sC+ i as p-ool=- @;-
a. 70 hat 81 l-a1e-za AID ce-a1
o-as- diseases @. la- ---1 -Aess
= tsc-s are kroN1 = L 65--1L and
ot-@- Impossible % re-con-elG
means q cr,a--o- TIE vsa.hc5oE.S-s
~t.le 10 aegs-crizg -ho,se phases q
Ing xo-k ras- might have = mDe5.-
a-= practical t-=s-ns have cooce--
z-e-et -ccn ne Fundamental CUES
lsu-s q hat causes r.o-z-o DoS4c
sEl1 AcE j : carried --on plant 10
pat Ther tesi ,1a< hey Azv-
s3zv=a ~ -sS Ez1=5 c1ss-5o-
L aAs Esac demonstrated quite coz
e4zsr@y 1hs- the Ez-. E-eeclsh IL
SKIS called ria,- -2cs arr E12ry a
c-Tz1E rs9-s-c Mosaic run ooe
rza-1 % ecc-h-- sorewaa- Is nos
C--EC-=s carly vslow tsre- q nsl o.
= rs 81 human beings c-y -snc1
t-ye-- IT, PRACTICAL -4- = Iz-s-ex--
= CIT II lis simple s-z-@s-- q
1s--- o-r = nay u % general inter
- 20 --sce s,@e 81 IT, STEPS ny
TL.11 me discovery was 1sSs
Ctass-yzLsc-S - III fed AL sN-e-
% .-9icz7+ -Az- pc-a-o mosaic Is
communicable DISEASE and cc1 5-= 20
E@-sal breaking dow q :
E-ve- strain q F,2-z-c.es g has baaa
Supposed ~ sc0s- n Sp.-s u care
- S-D9ses - ( considerable -mt-
p Ec-ke-s 70 t,sc-s-za O. fzng could
r demonstrated q associated z1-a
-1s 6-S~as+ Is I1s cs1sL aEe-- EcE-
ever -Ae same nay - ssl5 81 : u.--
~ y DISEASES - ls- a-S c.he- az
mas Tel - o. c=rala o-hs- is
sass q plants II q Which s-e read
-ly co-m --5czlss Wha- < -crs II
----1z1- similar appearing -osasc
1-S-aS@ g tobacco csz - transferred
y cu1-zcr Of DISEASED leat wz-h :
Gas4taF cle Or e- SIMPLY -o-cl5-g
DISEASED leaf With -1% As-5 sas 1rS-
-o1ce1ls Lea q lsaEty p.s--
Fs-1 IT. s@n= hard Pc-s-o -osalc
g3o-s Evan E-cwaE Z p.s-- from :
hsalch1- --1e- Il Ire sane p.o- Wiz q
DISEASED l,ia--- allowing re roofs a-5
.saTes % = II constant cor-sc-- t---
@El15-g plant lice and Other zrs--
DIE no cS-s@ -he o-7EnEz7y heaftrr
pant % contract 10 GzsAss Ysc-
srE .1Fces q diseased plants q IL
EaT@ o. health. ooas gave s-Fls-
negative r~its
! -I-ss- e experiments S-c-e IL
l-Es .EE c--e6 sz~-ed 20 d;sr-ove
t1s -1=c-T la potato r-oszac is =
co--a 1-lczbf4 5EseeS4- 5-- zaea
$500 -7o-n : DISEASED potato zzz
grated c1to s-oot 81 healthy o-e
This LATTER plant contracted The dis
@2se and L1= -u5s-S which = In,
olce6 Eey- Us 70 diseased p-oze--
---k x rs slcxl that sire active
p---csp-e Esd he~c --anE--s5 70 rhe
n@e}-hy plant along XIX The <-zts.
Ene mos natural s1pyos-soo -as
LFa- [A2s active principle was cs--sz5
= n 1lscs @ SAP g. the dsse.ses
pE4--- Again attempts wa-e rzrs -
= 80 ra= e2sszs= Il healthy po-zs1--
80 VI IL ~-k%@ESsr
pl3-1s % t1@ }szTs tbs rsr-- -nz
caves q IT. hafthy pss-.s rar-
S-1ss=-1 and ths- 5u3cs q Ire discs
5s2z-als ~o-E-o MO ts= bruised It's
Sae1 I1sl IL eKrzrnea. vas szr-
cesS1l s1s mosaic 5eresoped IN ne
irc~-,a-si pants
N1e1 i ~zs definitely es-zbz.h>d
-s-21 pant 5ziess carried he sc>sve
1-z,e-p2e q po-zto MOSAIC r. scenes
r'-DtabA= t-a1 sen= sort II an fn@-.
Eas 11e sr-irs zEen. Z Transferring
hes 5EEc@s from plant 70 psart IL
ne a@l1- Pant Ice ~e-e sus,@s-5
o1 aeco1l- Ct their method Of feed
II a.1 On aceo1z. q their -=.s.sv.
F-sTalsnce and abundance wre-
plant Aoe feeding or mosaic pc.x.o3s
w-e transferred 20 sasz.thv rssn-.
pFG-S--s1 E- Goth -scyeered rzrsx
sd allowed 70 feed thereon rse~a
previously healthy r2aat. 6eresoreS
mosaic Crhsr hsztthy psznfs rcc-
tsc-ed By similar cages and not reS
z5or hry pant ice. and nezl.hy piza-s
Ed rroa by plant i5ce whSch had rer-
= s=sE IL co1-Act Nth diseased