144 
DECIDUOUS FRUIT INSECTS AND INSECTICIDES. 
TaBLe XIX.—IJnjury by the plum curculio for entire season, Plats I, II, and ITI. Sauga- 
tuck, Mich, 1909—Continued. 
PLAT I. UNSPRAYED—Continued. 
Total. 
per cent 
Tree Tree Tree Tree Tree apie fruit 
16. 20. Bile 26. 33. lat free 
P from 
injury 
NOP ChUTES ys 53.25 sae ee ee eee 1, 108 883° 530 | 1,265 | 1,197 | 9,843 |-__.._.- 
Nostruit puncwured = 2342-25-25 se— one ee 454 426 329 644 462) | Ae 764) |e ae 
INO FSOUNG AUIS 2 scene aes 2 seca Sea en eee 2,361 2,857 1,351 2,718 SL 5OS's | censeli uses eens 
Nosiriite tent haa ae hose eee eee 2,815 | 3,283 | 1,680] 3,362 | 1,970 | 37,875 |........ 
Per cent tree fron injury en. 2-2-2 e ee 83.87 | 86.96 } 80.42] 80.85 | 76.55 |.......- 87. 42 
PLAT II. DEMONSTRATION. 
Number of punctured and sound apples, etc., per tree in each plat. 
or 
Tree Tree Tree Tree Tree Tree Tree 
101. 102. 105. 106. 108. 115. 117. 
Nompunchuress.222 2s Eo. seeee cee seer eee 24 37 32 128 169 12 102 
NOMInUIt puncturede as kc seeeene nn eaeer nena 11 13 15 60 61 5 62 
Nossound frittitsais = en eae eee ee eee 1,614 1,752 | 2,145 1,790 | 5,658 | 4,017 5,734 
INO IRUIE 2,558 tesmee Bes epee cece eee neers ae 1,625 1,765 | 2,160 1,850 | 5,719 | 4,022 5,796 
Pencent iree fromlinjuny=s-\c,- 95. ese 99.38 | 99.26 | 99.31 | 96.76 | 98.93 | 99.88 98. 93 
Total 
per cent 
Tree Tree Tree Tree Tree gos fruit 
118. 1277. 132. 135. 136. lat free 
Pp from 
injury 
INOS PUNChUTESEE ccc es ecan etek eee eee aera 112 89 139 398 103s 25 2) | eae 
No minut punctured: 4 .as90 se eeoeee eae 32 50 58 153 3 0204 |boreeoee 
INOMSoUnGiPuIt: 2s. tee aenceaccoe seas Sees 5,181 | 4,377 | 4,240'| 4,070 | 1,717 | 42,295 °|c25.-2.- 
INO IRUILS 5. mae se teen seeiae ce nea eee es 5,213 | 4,427 | 4,298} 4,223 | 1,720 | 42,818 |........ 
Percent tree frominjury <25. 5 sss5-24- 2 O9FS9)i» 98587 |) (982651) 696538 4991835 Soeeenee 98.77 
PLAT III. ONE SPRAY. 
Number of punctured and sound apples, etc., per tree in each plat. 
Tree Tree Tree Tree Tree Tree Tree 
224. 225. 232. 236. 237. 238. 239 
INO: PUNCHES acces ce a 5-cee esate eee ee eee 1,015 278 108 198 64 67 45 
NO mint Mune TIITEd ee a= once seaacaceeeee ae 374 117 35 85 30 33 19 
INOS SOUNG MiNi sao. oe eee eee aeoer eee 3,239 | 4,588 | 3,422 | 3,011} 2,867) 3,518 3, 105 
SIN OFS TIT tice ere, Se ah tome Ses Secs ee ee 3,618 4,705 | 3,457 | 3,096 | 2,897 | 3,551 3, 124 
Per cent iree from injuryiceeea- sacs eee soe 89.92 | 97.51 | 98.99 | 97.25} 98.96) 99.07 99. 39 
Total 
per cent 
Tree | Tree | Tree | Tree | Tree Tree Tote fruit 
244. 245. 246. 249. 252. 266. lat free 
12 from 
injury. 
Nos (punctumes:: . oe esassecs. saeco 228 255 238 194 42 1438 2; 810) | cose 
NoSiruiignanctimed:s. stoes tee emee eas 65 102 91 43 20 40) 1054) |5. 2 See 
No: soundtruitooe tinea: Sanne oe eee 4,494 | 4,239 | 2,817 | 3,400 1,118 15995") AU S13" eeeeee 
NOt ste ocean nee esinacer os eaeeee 4,559 | 4,341 | 2,908 | 3,443 | 1,188 | 2,035 | 42,867 |........ 
Per centiree from. injury, ner oe ae 98.57 | 97.65 | 96.87 | 98.75 | 98.24] 98.03 |.......- 97.54 
