84 
THE CROWN-GALL AND HAIRY-ROOT OF THE APPLE TREE. 
TABLE X VI.—Average height of healthy and diseased root-grafted trees at the age of two years. 
Healthy trees. Galled trees. Hairy-rooted trees. 
Location of plats. 
Number.| Height. | Number.| Height. | Number.| Height. 
Inches. Inches. Inches. 
Southwestern TLOWa: sese— see eee 1,902 50.7 302 47.7 411 | 45.3 
DONE Cae ase Sa een ee eee 1, 444 63.6 267 57.6 327 56.9 
Southeastern Nebraska................-.-- 2,146 52.2 324 50.7 417 51.0 
aster lansas = se eee oe eee 3, 028 61.6 680 59. 4 842 59.8 
Weesterncillinoiss. 32-3 eee 1, 639 | 52.5 246 48.7 270 48.7 
Ieee a iar eae a 10,159| 56.4| 1,819 51.3| 2,267 | 53.0 
TaBLE XVII.—Average diameter of healthy and diseased trees in orchards 1 and 2. 
Healthy trees. Galled trees. Hairy-rooted trees. 
Number 
Variety. of } 
orchard. Average Average Average { 
Number. diameter. Number. diameter. Number. diameter. 
Inches. Inches. Inches. 
YoOrksimperial 22-5 eee 1 16 2.64 4 2.10 8 2.64 
Qo Aes See ee ae eas 2 47 PTE 8 2.39 22 2.51 
EEE ———————EEE EEE eee } 
ING Gaal See sire rae ee ae | eee ee 63 2.74 12 2.29 30 2. 55 
Liye as 078 Bee eM ee APRS Poa 1 16 2. 48 | 2 2. 42 10 2.16 
OD ee seer ee eee eee cee 2 23 2.36 9 2.04 10 2. 42 
NG beads telesales 39 2. 42 11 2.10 20 | 2.29 ) 
: | 
GAO ee te ee 1 44 2.26 11 2.39 22 | FDR | 
1 DS SaaS a ere we yee eee 2 16 2.16 | 13 1.88 18 | Dane 
TOL 2h Nain tse Sea eee 60 2.23 | 24 2.10 40 2.23 ) 
(Gling) sire st crea eae 1 39| 2.23 4| 2.67 14 2. 48 
Oe ee eee | 2 25 | 2.23 23 2.00 12 | 2. 23 
Do tale sees as ue a pate. 64 2.23 27 2.10 | 26 | 2. 36 
Total for all varieties......|...------- 226| 2.42 | (2) ais 116 2.36 
TaBLE XVIII.—Number of healthy trees planted of each variety and the number dying 
in orchards 1 and 2. 
York Imperial 
trees. 
Ingram trees. 
Gano trees. 
Collins trees. 
Total. 
Number of orchard. 
Planted. Died. Planted.) Died.) Planted | Died.| Planted.| Died.) Planted.) Died. 
| {cae we 
eof ati es aes 16: ne 3 16| 2 4g| 3 32| 2 112} 10 
DER OP. ees ac, Boone ald 45| 5 230 (anes 27 3 27 0 122 13 
Motalea a eee Gilles Ba) || 75 6 59| 2] 9284 23 
| 
ee 
