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Image 5 of Kentucky fruit notes, vol. 1, No. 11, August, 1939 to September, 1939

Part of Kentucky Agricultural Experiment Station

1 for disease control. From this time early summer of 1938. This scale on the nlctolne schedule is used. multiplied rapidly until severe dam- 0 The mixture used at present con- age was being done to tbe trees by l" talns one pint of nicotine sulfate harvest time. During the two weeks Y solution, five pounds of bentonite and following harvest the injured limbs " one quart of soybean oil to 100 gal- and trees yellowed up a great deal 2 lens of water. The bentonite costs and thousands or the young crawling I. &b0\1 0 l D0r l>0d Mid U10 S0Y scale could be seen on practically ,i beau 0ll about Bl! lS D1 pound. every tree. lt was plain that very d When these three are mixed accord- Severe damage would be done to the e l8 to l$lr0ll09 lll l00ll lS trees before fall if something was not x absorbed by the bentonite and "flxed" done to check the increase of the e so that when it is sprayed on the frult Scale, lf a protective covering is deposited. We had Some Summer Spray Oil Ou Y Growers that are trying this ma- hand and after consulting with Ex- ; terlal are highly pleased with its con- tension Service and Experiment trol of codling moth, in comparison to Station representatives some pre- near-by arsenate of lead blocks. The liminary spray tests were run. These foliage on the nicotine trees is also results seemed satisfactory, so during _ much larger and some growers report the later part of August the entire R llllll ll1 fruit $lZS UD earlier arid orchard was sprayed thoroughly with 2 larger. With this spray there is no a 25; percent strength summer oil h problem of an arsenical residue at grnu]gign_ After the spraying was , LB ll1rV5l- done we found fewer of the young ;e There is one serious drawback to Crawling Scale arid ll1 0ll al$0 = g. this Nicotine-Belltonite program and SH1d to kill 8 good llmlJ9r of lh0 ? n. that is the fact that any of our fungi- DrllY matured S0&l- However. WB ld cides for control of summer diseases C0l1ld illld 3- VrY few of ll1 fllY ~ n. cannot be used with this colnbination. 11180-1r Scale that WB lll0l-lghl the ` is When this is done the nicotine is SDTHY killed- After H10 SDrY was 8D y liberated and a coating is left on the Dlled U18 orchard S1d to improve 2 ly fruit that is harmless to the worms. lil 00r1dlll0 and U10 U`$ went h- This is particularly serious where a through tht? Garly fall lll good Sl1D grower bag 3 bitter rot or blgtch Bild l1ld [hlI` foliage lll 8 11OI`D13l WBY. f s- Problem and Where other $umml As soon as the leaves had fallen and A diseases need sprays. Much effort at dm-man; spraying was safe we put on ei- present is being used to develop satis- a faii appiieaiiou Of 3 percent Yyinter 8- facl0"Y funglcldes that can be used oil emulsion and made every effort to Q ? lll with this matl`lal cover ever crack, crevice and twig. lt Growers that are trying this me- This was followed in the spring by " t_tt i SG ll'l8I for cOdllflg moth say that it is another complete application of 3 per- Q . " lr- easy to tell when all parts of the tree cent winter Oi] emulsion to which a . . u. have been hit with the mixture and 5-6-100 bnrdeaug was added for leaf { rs that this l>rVrllS lll operator fr01 curl control. During the winter some -2 =