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2 > Image 2 of Kentucky fruit notes, vol. 2, No. 12, -11- 1945

Part of Kentucky Agricultural Experiment Station

* in most Kentucky orchards if per- satisfactory spray or dust control. ~ manent injury is to be avoided. Spray tests _with DDT in Kentucky - Curculio. Unusually warm weath $1150 3eli,l?/Eoullfglahiilrzlgl g*i;Q,,;g c er late in March and in early_ April isis CSt `Dcmiis of the tests wig caused overwintering curculros to bc sgiwd in the next number of l * appear quite early but theyt did th0rFl_uit Notes cgi not appear in numbers excep on ' . _ 1 the outside rows of a few problem 'Cot Poco $or`.omg oai potr;o fui r orchards. This early, spotty appear- o'oS_ og mtueitnod o. pro Veo';1 (FS are i ance of adults. plus early peach riee1_n_ eugiret (fr ie mtiie els r` BV development along with cold weath- om; 5 ro leo e ess on per' be er during much of April was cori- wo omdge no fusing to growers and made e- U fective timing of sprays difficult. All _ IHDEEAIEES _ qu 1-sis 11i< 11i> t 11<=ig pr0bri>i' ethic Iifa-St driiiicn $23; it Y peaches oeveropoo ro o few prob' within the memory of most Ken- Of . lem orchards. In one Henderson iuciv fl.ungl.Owc1.s Of the major st orchard, for example, the Elberta n.ui`{ diseases apnic scan peach C0 Crop rem about ro percent wormy scab cherryeleaf spot brown rot dr - while a small block of Hales near On mchss and piumS fire biighi W a ravine was 50_ D1`t \01`mY On pggys and ;;pplesail were gen- ti Jorrmg ooo roorrog reeoroe. eug` erally serious and caused verv gest that much of this late rniury Severe dsmagc to the i9_i5 {mi, was due to delayed first-brood at- Cm Biiicr mt ususiiy imoihmi , teek rsthsr theo o true Seemed serious apple disease in Kentucky. brood In generer growers who for did not develop to the degree that lowsd e fom spray program emoe other diseases did Black rot of through with very good Cureuho grapes caused some serious local _ control. This season adds more iosscs mit was not igenersny as evidence to the belief that western mvaigm Or as destructive as the Kentucky Peach grewere in geoereh other diseases mentioned Peach need to include the mOoth`befOre` leaf curl ewaseserious in a Ifew un- . harvest dust or spray 1n the control sprayed Orchards Whiie appic Cedar 1 program' rust and quince rust caused un- Much 31`$i31 injury to Dcloh usually heavy losses in apple or- foliage T$U1rd this YQQY fmm thi? chards that were near large growths 3T1Y lead 3Y$Yl3t SDYZIYS f0I` U1` of red cedar and in sections where V culio control. Defoliation was so thsgg djssascs me pl-Gv;;1.gm_ serious rn some orchards that many Discsscs in gcncisi were cnccni, growers are considering the use of used by thc, Very Wet, Qsriy spring moro door opprroorrorrs m Amo ro and summer which combined con- turon Whlch Seom to ooose much ditions favorable for their develop- ross mJurY ment and unfavorable for effective Oriental Fruit Moth. Twig injury $ProYmg Toror ross or o mb~1` Z on peaches was hard to find early or _oPPro Crops from mb, rotor or" i in the Season but the Of iiO1lE]tlOI`1 of 'HYHUY SOUP Chl`l`y p1Hni K June, when twig collections were mgs from Chewy roar $Por Commoro L made for parasite studiesywilted ross Of Some peach CYOPS {rom F twigs were rather abundant in broom rot amd rho loo poroom i many Wcsicin Kcnincks, ci.cnai.cis_ speckrng or frecklrng of other peach g Harvest counts indicate that orien- orooo rrom pooorrooob brought our i ini mOth cininiicc Wns nnnsnciiy just how destructive these diseases severe this past season, running as can be and wamcd CVQYY l`0r` ; high as a fourth of the Elbepta cl-Op that 111 Such years none but the Q inini.cd_ in cnc ci.chcn.ci7 hciwcvcn best control measures can be ex- , Wncrc inc bcncficini ncncsiicy pec_ted to succeed. In spite of these I Malcroccntrus ancvlivrous Rcnwci. serious disease conditions, a num- is well established, only 3-percent bor or groofors were omo te Pro' damage was found. Unfortunately dues, oxooprromrrry ororm amd mgrr _. most attempts to colonize this para- ooorrrY crops or rrmro rroooroso to s site in our orchards have failed. Sgiicigr v<;;1;l1sg&ii1;;$t1i*Os { MON? damage f1`01T1 0Y1'1l 1110th did not pay off, qand these men are has increased the demand for some due a great deal of credit. . I 2 I