174 
THE PLUM CURCULIO. 
Taste LXXXVII.—Results of jarring Elberta peaches for the plum 
Springs, Ark., 1908. 
curculio, Siloam 
Fruit from 
Fruit from 
Fruit knocked 
ground. tree. off in jarring. 
| Total | Total | Average 
Plat Treat t Tree num- | number ae Gt 
No. | 7Teatment.) No, Total Total Total | ber of | of fruits 8 
Total Total Total A . sound 
num- num- num- | fruits .| infested. . 
num- | per in- | 2U2- | ber in: | 2U™ | her in- fruit. 
ber, ber ; ber. 
* | fested. fested. fested. 
1 815 14 47 18 309 il alyas OS Serer cae 
2 520 3 45 13 165 1 730 ay Gal essa = 
3 498 8 31 10 110 0 639 LAO 
4 | 469 26 22 if 92 0 583 Se eee ae 
y ee Jarredceee- 5 326 5 26 7 87 1 439 1 eee cere 
6 512 6 19 if 183 0 | 714 13 | oeeees 
Uf 705 15 83 25 267 0| 1,055 AQ? ||; gees 
8 679 12 31 11 211 1 | 921 DA Niet ae ere 
9 | 461 8 33 8 182 0 676 U6: ectt ae 
4, 985 97 337 106 | 1,606 4 6, 928 207 97.01 
1 324 28 32 ial Peers ee aoe 356 45) eases 
2 352 29 29 1B ys ee es oe aces. & te 381 AD Scere 
3 341 23 25 PTs) OS eee | Pee ee 366 O4. oe Sere aie 
4 513 39 49 PA ke Sec leakeees 562 68! oe Seseaeee 
TII....| Untreated. 5 458 22 34 15: eres oe ee eee 492 By fl ee eee: 
6 598 35 42 AD) 5 32k er ee 640 Sab oats See 
7 243 32 37 nly (il ne ess el et oot 280 490s eee 
8 480 22 40 1S: | Speen oe aes E 520 34 kee 
9 414 22 41 VE eee ae Rees i 455 35) | see es 
3,723 | 252 | 329 141 | ess ee | aes et 4,052 393 90. 30 
The spring of 1908 in that locality was cold and the beetles, which 
were not numerous, were much retarded in their movements. 
of 2,189 curculios was taken during the season. 
shows a gain of only 6.71 per cent of sound fruit over the block not 
jarred. 
The 
A total 
jarred block 
Also, at Barnesville, Ga., during 1910, a block of 336 trees in 10 
rows was jarred from March 10 to time of picking fruit (and subse- 
quently for other records). 
Table LX XXVIII. 
A check plat of 60 trees (10 rows of 6 
trees each) was laid off on one end of the jarred block. Counts of 
fruit for infestation were made on 20 trees of each plat, as shown in 
when all fruit had been gathered. 
A total of 6,994 beetles was captured by July 30, 
