ri small planting of the Tennessee strain nieiid dosages of from 1-400 to 1-800 QJ
of Yellows, Free Blakemore wl1ich when using pyrethrum or rotenone fj:
l\Ir. Armstrong had planted i11 thc sprays. This is the equivalent of one  
_ spring of 1939 011 Mr. Harris farm for quart or one pint to the 100 gallons.  
an experimental test. A number of Aside from the known compatibility  
prominent growers commenting said, of nicotine sulfate with Bordeaux. no
. "Tl1ey show more vigor, berries are nictoine sulfate also kills lcafhoppcr  
_ slightly larger and the plants show no eggs. 'l`he pyrethrum and rotenone  
trace of yellows". All considered sprays have the advantage of being Q?
, them R11 improvement over the local much more pleasant to usc.  
strain of Blakemore being grown in None of the spray materials foi·  
‘ the district. grape leafhopper will kill adult leal”— "’§
~ , hoppers. Therefore, spraying should  
GRAPE LEAFHOPPER be timed to kill as many nymphs — $1;
i CONTROL (young Ieafhoppers) as possible. Q EL;J`  
I _ By P. O. RITCHER Spraying is most effective if done just  
Department of Entomology lllld before the oldest nymphs of the flrst  
Botany brood develop wings. This time in   ·
Leafhopporg are vg;-y giiiiill, tri- central and eastern Kentucky is about   .
angular-sliaped insects which pierce ·illllO 22 to 25. ln western Kentucky,  to
· the tissue of grape leaves and suck the date is several days earlier. In  F  
the sap from tho nn(l€i—$itl€_ The mst ease the .lune spray was not effective  
signs of injury are small whitish oi- or omitted. a spray late in July may  
yellowish spots on the leaves, \\'hen be necessary.    
h0DD€I'S HFS Z-lbulldallt, leaves are  
injured to such an extent that they 1940 KENTUCKY PEACH CROP  
booomo yollowlsh or brown and many Only two areas in Kentucky are  
l may fall Loaf injury oausos gmoos favored with a peach crop in 19-10. ,\  
to Upon ll-1-ogularly, mokos tllg grapes large portion of the fruit buds in the  
Soul. by Yodoolllg tho Sugar ooutom area around Paintsville and Pike- §§l_ ` 
_ 2 ’ and produces looso lmllollos of Odd rillc survived the suz—zero weather in  
 I Sized gltaooo Whoo lloopors mo January; the same was true in the  
· , abundant they fly in swgirms jf {hc SBCUOHS near I"aduCal1 and Mayfield ‘* 
 - vines are dlSml.l)o(l_ and in the Purchase section as a  
l The standard control H1€2`tSlll`B for wh°l€·  
l grape lgafhoppors ls oloolluo Sullotoy ln eastern Kentucky Mr. Fred Yan ll;] 
one pint to 100 ggtlloiig Or SI_]l‘;_]_y mlb Iloose from Paintsville reports that  
terial (1-800). Some Spreader Such as after surviving the January sub-zero Q_; 
. * lnid S03D or soap flakes Shoiilil bg weather the freezes of April 13 and g _gj" 
l " included i11 this spray. lf the nicotine 14, during blossoming, reduced all  
Sulfate is combined with l3oi·tl€iiiix varieties and all Init eliminated  
_ miXtUT€. the spreader may ho omitted ldlberta. At that time temperatures  
  ` 4 Other spray materials which gpg went to 26 degrees and 28 degrees. At I Q  
_   H kI10WI1 to be effective against loaf. this writing he reports a good crop of 1  
, , J h0PP€¤'S art? 1‘0t€¤0ne, pyrethrum, and Chainpion, Carman and Belle of  
~ -, Totenone and pyrethrum combination Georgia; the varieties eastern Ken- ’ ii
`   Sprays. These should be used as tacky growers depend on.  
ll  no I‘eCOInII1ended by the manufacturer. In the Purchase section, which in- l  
.   Attention is called to the fact that cludes all of Kentucky west of the  
l I some of these are said to be compati— Tennessee river, there is a full crop    
Y   · ble with Bordeaux mixture while of fruit on most varieties and most fi;
3   Others are HOL growers are now (June 3) busy thin- `rqfij
` IH general, manufacturers recom- ning the heavily set trees. _  
  li t.
tial , s