Fort Pierce news. (Fort Pierce, Fla.) 190?-1920, 1908-04-24
s,NING FOR SCALE INSECTS
II. q. Berger Of the. Florida
\ Experiment ''7''lon

II. Insects Of most trut and
' sy.,smental trees tn florida
\, require but Ii',Ie' it any reat-
. M Insocttcidc' in oroar to Seop
check. occasionally how
.r trees, or even d Whole
/, orchard, may become Sc pad
,',,S before the natural enainies
,.c,Ily the Fungus PARASITES make
-saran,e and become effective,
4 l 4 treatment With some
.,Ss becomes Advisable. Such
/ r,.usnt however, is regarded by the
n, u, temporary Hpedient only.
,s,,,,,d, the fungu parasites (see
u. auIletin ~ should be introduce
|oapidy as possible
~. grower should be able to re-
N, The larvae young stages o.
gsscts is very importaot' 5lnce 1t
IN larvsl forms, and not the adults
..,-s that are The most easily killed
,r,s,irg solutions. tt is also i'm
|'..,Dtttat the grower should be able
ss,oysr the advent ot a brood OF
a, ,Iucs the best time to spray IS
~ no larvae are most abundant
|,.s Iast. larvae are just visible 70
'Naadel eye, but only an acute OBJ
I'm would 6e able to recognize them
IN he possession Of a good hand !
.,ritsr becomes ALMOST a necessity
Press Bulletin 60) With a hand |
|s,lrle, these larvae appear a small |
|ploIshM vb fish insect, generally |
|sruue about, but sometimes at rest.
|bFrcn when they attach themselves |
4 lie bark leaves or fruit, aud be
|sas tovsrsi with a delicate whitish !
|uJmcrsiion, they are visible 70 the
|Mied eye as minute whitish dots. |
these two stages lthe crawling |
iRsrd the larva just settled down
kibgnniag to be covered with the
llgsgggeion, that spraying solutions 1
lsis, s5ecligs as . neaus 81 killing
Sia Elliafiss ats pgodpce thees
lElIsahur moods 81 Isryae dneinp
isacn, but others only one or two, !
sslmPcssibls TO state the exact time |
'lVteAceriair broods may be expect
anappeaIi since The time Of appear
ha depends much upon the season,
'lit'r early or late, aud upon the
'tllde ~ the place, Close personal
eratoO, therefore, becomes all the
I'VE necessary Some few larvae
\ spear during warm days Ia win
'ul more begin to crawl about in
slnary and brood IS generally
~'il sometime 10 March, April or
smother brood will appear some
Securing May June or July, aud a
\, /, ''ocd In August, September, oc-
~ q liter Tho larvae of some
- Il1s San Jose scale, for instapce)
~ cone forth in distinct broods,
'Rper irregularly, -.a,e they are
I''nye ana not Matched from eggs
H'ousy laid, /
!. p'egloasly stated, its generally {
!" employ Insecticides at all s
'~pspeud on the natural enemies {
" asee's 70 keep them 10 check 1
NV, shoald tree become 80 in. G
s''A scales that much Of the {
~ 80 :, 'ecoues discolored, many o. she a
"sl'll Of, sud the lrabs ana twig. I
!. ''a enclosed in a sheath Of 1
\. ! Y. VA be Decessary to spray in I
~Nlleye the tree. Whenever )
/, .s-uancs Of scale larvae are crawl .
\. n Y then is the best time 20
/, -. writer wculd consider one I
\. ~, u per sanare inch an abun. r
aA' ~ mas seen trees infested (
!, Il ~, snow scale, or orange chion, a
Y, ~ ,a snlch there were scores of .
VI n square inch. lie order to :
Wan II OsS' results it is necessary g
Nan, J. times during the sea. n
4 " = however a new brood ~ {
.st,S.s ,'sn crawling, in sufacient u
weak ~, p
ac,S !. praying solution may be- Il
sslar,' !. I, I !. not to iuiure the ten v
Isl,D ~ !. = the young fruit. ANY n
\ M 's Y insecticides may be- p
aAiIoo ! soap solution, tobacco I
sAn NJ ' Z snuS a Of oils. Even d
~ Ib.s' S Y would be efficient I
Esa ''SSs naked larvae. Spraying d
4 VV1'alninQ a h,no,ciaa v