122 THE PLUM CURCULIO. 
Taste LXX.—Jarring record for the plum curculio on peach, Douglas, Mich., 1910. 
Curculios caught Fy rows. 
Dates of jarring. a Total. 
Row 1.| Raw 2. | Row 3. | Row 4.) Row 5. | Row 6. 
May 4......-..-------- 2-2-2 eee eee eee ee eee [eee eee elon ee ee ee |e ee ee |e ee ee [ee eee ee eee lee eee eee 
Teee ee Soaswn tod Laat Bec eee ee noeeers 1 | See ee ee 2 
1 (1 ee ee ee Sr i oan | eS eR 1 1 1 Eee EE ON Pears <> oe 3 
Woe Le or oe hewn conc eae ees te a es Reece are Sree be ie 1 2 
ti CEE SS OS Scr ma SoC me OSE 1 SI Sees eee Ts p34 ese 3 
i eS eee eae He ere nn San = 5 6 1 eer ese 2 eis oe 15 
OA ons. 2 aethe be Se eee eee 33 39 19 8 4 12 115 
DG Sa ee eee Se woh Se eater cee cee eases 19 22 7 6 2 2 58 
DR ea SU eee se erence ee a Meveio aes 21 26 8 4 5 3 67 
June 1......-.--------+- ++ 20222 2eee seers eee 12 21 9 1 1 3 47 
aS cee cect ees een kr Sergey oh Sree 25 20 16 5 2 |- 6 74 
Geo h eee aes Oe ee ue eee en ee 22 18 ll 5 19 Zf 82 
Qi eee ee pentane nears Rocio 3L 25 8 11 11 il 97 
| oe en eS ees Be eS OCR Ee 18 20 16 15 12 13 94 
1 eRe PO Se eee Ot ee EHR ae ac 84 87 37 31 51 25 315 
1 Se Se each Rae ers cara mercies oo 67 84 87 51 40 20 350 
? Bee anaes a SHeASnsee sca Suet brs ar 22 27 19 18 15 13 114 
DF ee at Sas On ee IE CEE Rn FOE a 19 21 25 23 9 6 103 
OT oR eek 56 By eee sarees pees 10 1 11 3 10 2 47 
QU es SLE Care. eae se eee eer 12 41 25 26 27 14 145 
Ai «te eke nother nese aenonbeessaesee oess = 9 27 36 10 13 10 105 
( (Oe eS SC OM SEC RSet BES en 8 14 (el Eee ser 2 2 32 
QUT oe aac ee Ae oe eee ee 7 5 4 Wineetoses 2 19 
De es SS eee oe eh eee & 13 19 17 7 6 11 73 
Tae eee i Sod se ee Sere 3 5 Pa) eee 5 33 14 91 
1 ee ee ee CIO E Sessa ns 5 8 8 | 6 18) | Sess 45 
DUS cee zen pee eo Bee oe eae 2 9 9 12 Boe 40 
Da ae. esi ne Pee a ate ae oe se Oa 3 9 7 8 3 3 33. 
DY (RAE ARs 5 8 Sabre DEL ea RR AEE 1 9 5 6 7 1 29 
SO ra ebee Se Sane Se ee oe ee eS 2 6 1 1 Ales teers 14 
AUIS RARE GBA Nel 2 A/a Be ei) seein te 3 FU Re omar id See 1 13 
No a A ee Ne hin el en clove ome asia 1 2 3 2S aoe 4 12 
1 See tas” See eae cee e ae ectn a 6 8 16 3 6 if 46 
13 SRR ek She, AR Nero ae oe ere 6 5 8 10 9 7 45 
1 (ROEM, Py 5 elec, net Sree st reer et a 8 3 11 8 9 Bile 42 
D0 ea ee ee he ier Ce eee 1 2 11 8 12 6 40 
TAN eye PS Se RE Ba ee ee ree 3 14 14 7 9 6 53 
DA fa gto ek UE oie Se eter OD SOS Se Gas 3 1g eee 3 4 2 13 
Py De ae Paes ne cee RB poten Ree pal es 6 3 OF ae Sage 4 5 20 
By far the most complete record, however, was obtained at Barnes- 
ville, Ga., during 1910 (see Table LX-XI). This work was accom- 
plished by Mr. E. W. Scott, though completed during the latter part 
CONTINUATION OF PEACH ORCHARD.— SPRAYED BY OWNER. 
g 
& 
3} OTREESN Row 10- 3077S, , VARRED BLOCK aos re 
R& a Ce ae cee a iP le ore a ao a 
ys OF ee OO ca hier JC AHOLORCLOLO. Dc: We O.c Oo OC oe Onn, 
NS 6 15 48 ch ene 
is 
ge 
$ 
WHEAT FIELO 
Fic. 24.—Diagram of portion of peach orchard used in jarring experiments against the plum eurculio | 
Barnesville, Ga., 1910. (Original.) 
of the season by the junior author. Ten rows of Elberta peach trees 
were used, paralleling a piece of woods. Row No. 1 was separated 
from woods by only a wagon road. A total of 336 trees was jarred, 
all as indicated in the diagram (fig. 24). As shown in the figure, a 
terrace covered with grass and weeds bordered all of the rows on the 
