lelps  
in-
the Vol. 2 NOVEMBER, 1945 No. 12
KENTUCKY FRUIT NOTES I
)NS W. D. Armstrong, Horticulturist, Editor
i the POST MORTEM ON 1945 striking success in controlling cod-
Lex- INSECT AND DISEASE ling moth with DDT spray pro-
nples grams. One orchard often called
Stcrs TROUBLES "main headquarters for codling moth
QW Fruit grower experiences in 1945 Soul}; Ogllhe Ohio giver? Prlggucig
, ac- indicates that t · t d prac ICH y a worm- ree crop. an
num diseases did hor Yégih tiflgfctlie 3,Iar to DDT. Less than half a mile away,
FEL`}? was over. Many diseases were worse On the Sami? PY0P€FtYi Wh€1‘€ DDT
jrgrrr than usual and fruit insects got was oottuserolr there were 20 to 30
more than their share of the peach “’0l`m$ 0 9 3PP €·
‘rll“’ and apple crop. Now that these All indications are that we will
r ml pests are lying low for a while, it have another large carry-over of
‘ of should be a ood time to take codling-moth worms this fall to
ums stock of 1945’s gbattles and prepare cause serious trouble again next
rein {Oi- i945_ year. This fact will make scraping
were of trees, removal of broken and ex-
right C d I _ INISEQTSC f tra high limbs, filling cavities, and
rees. 0 1 n g 0 . arry-over 0 orchard clean-up very important
rpof Forms frpm l94£1]r;*as érealvy with this winter and spring,
{fee l 9 Wm EY mor 6 I Y· H" Y “'3l`¥“ There will certainly be serious
L Weathfr caused Toth? to beam discussion of ways and means to
t_ emerging unusually early but cool rmorore spray programs and man)·
ions weather the latter part of April and wm waht to try DDT_ Thls year
were tjrrgtgintrlfrgf Mor sigéitly Cororloitacg srss again aemensgstea the faet
I _ e ence _per1 an eaye tl t ·_ i._t. t k
0;;; hatching. All this combined to make gggweg     u§2:;$ti—%] gigs?
dances the first bI`OOd lHtG Gnd HS Z1 I`€SUl.t urcs until hayvgst   ggrhgfhgr
, Yellow Transparents were unusual- - ,· ~ V - 1 i s_ The
mers. _ growing earl_ or ate appe
rrry- ly “’0l`mY at h8l`V€$'t Um€· producer of late apples, of course,
ap- The lateness of the first brood has the longest fight.
  attack meant thattl eixtra first broord San Jose Scale. Due to the hot.
rrsr sprays were nee e , sprays w nc dry season of 1944, scale multiplied
oraa. Xl manly] cases 1y;ve1?t{rot1app§icdr enormously and by itlhe winterulof
wr r s ano er resu o ie a e 1l`S 1944-45 there was a eavy pop a-
brood, second brood emergence was tion in man Kentuck a le and
Y Y PD
, also late, not becoming heavy until peach orchards. The mild very wet
late ·l]¤gY· lift dl`? \\’§ltll01`1dllg1¤Q winter and unusually early spgring .
· · H9 ¤Y» USUS all CHYY CD- of 1945 kept many growers rom ‘
Dan; . tember was very favorable for cod- getting on their dormant sprays and
,d it ‘ ling moth and the cffcctiveocss of others got them on late or did not ‘
)utHt Q HI`S€Il1C8l d€pOSllS VVHS l`CCll1C€d. IAS ggt gggd (ggvgyggg All thgsg fac-
ro or  L a result, in_western Kentucky, scc- tors resulted in much live scale
owor i ond and thrrd brood worms really in 1945 and this muitipiisd Cgngid-
pray "we¤t to t0W¤” Oil the tlDDl€ CYOD erably during the growing season.
; Old s {md the only \;01`gl·fl`€*€ 9l`0P$idW€l`€ causing much damage to fruit and
., ‘ rn young orc ar s or rn o or- t· es alike.
    chards where effective spraying was Ii; number of oeaeh growers
rpple . contmlwd UP to S€Pt€mb€l` 1- Evoo alarmed at the spread of scale, ap-
 _ eastern Ktmlucky 0l`€`h€ll`d$ had plied summer oil sprays, either just
_  more worms than usual aud §.’1`0\\· after- harvest or both before and
  Us will ¤€€d to ml0¤$l[Y illCll` €f‘ after harvest, irr an attempt to kill
 r forts rn 1946 rf they are to keep thc ··eraw]ers_~ lh any case ah
  heavy l¤0P¤l3tl0¤$ from d€"€`lOl9m9· effective dormant spray program
a- Several Henderson growers had this winter is an absolute "must"
 ` CIRCULAR OF THE KENTUCKY AGRICULTURAL EXPERIMENT
  STATION, LEXINGTON, KENTUCKY