RESULTS OF EXPERIMENTS. 
83 
TaBLE XII.—Results on the health of trees of heavy, wet soil compared with drier soil in 
the same locality. 
Num- 
ber of Nature of soil. 
plat 
lee ese Heaviyenwie jloalml she cs a ee eee: ae ae 
Die oer Dan, Cie Opie as cae eee ee ee Aer Sok ae eats 
Trees grown. 
Number. | Healthy.| Galled. 
Per cent. | Per cent. 
5,018 75.1 19.4 
6,038 75.9 14.1 
Hairy. 
Per cent. 
aD 
10.0 
TaBLe XIII.—Results on the health of trees of heavy, wet soils compared with dry soils in 
different localities. 
Nature of soil. 
PETC MWe by O AMINE tera estate Slate wfave ofa lais ste )tejavele ainie aiaie he sc vets 
(Bosse seeee CL OR ens ee gears a else eumena sabe ce 
Miah tel Oessiloamie stars a aaeentine eis ees en aee ee pea ee seeets 
Macht sand yaloamises ears eee eee eee - Ge See 
Trees grown. 
Number. | Healthy. | Diseased. 
Per cent. Per cent. 
4, 460 76. 6 23.4 
4,798 Ute Y 22.1 
4,454 86. 0 14.0 
4,809 Sieed 12.3 
TaBLE XIV.— Maximum development of crown-gall and hairy-root, by years, on grafted 
trees. 
2h 
Trees dug. 
Number of set. 
First |Second}| Third 
Galled. Hairy. 
First |Second| Third | First | Second! Third 
year. | year. | year year. | year 
Per ct. | Per ct. | Per ct. | Per ct. | Per ct. 
13.8 TU 6. 2 9.8 | 9.7 
10.3 3.6 3.0 6.3 6. 2 
4.3 1.8 Wok 9.1 | 8.7 
Ral 3.1 2.6 5.3 6.5 
8.3 3.6 AL 9.3 9.8 
6.2 9 7.4 7.4 Teo 
6.8 7.6 les 10. 6 | 10.6 
9.1 4.7 bas earston Gameaty 
year. | year. | year. | year. 
No. No. No. Per ct. 
1a = So 8e See oe er eee aaa 3,392 | 3,168 | 3,254 24.5 
DN ad SR eo ee a S21 RAE 4S 4a deslG 47.7 
Shits See See ene 2,161 | 2,014} 2,077 24.2 
(ha 2 Ae a Dae i a 1,078 | 1,003 998 1833 
io SSE SOS ey Fee ee 782 745 612 25.3 
(Des 5 Oe co SA a a 350 309 321 GS 4 
eee eS eee 620 584 567 26.9 
Mo tale eee = Me 9,904 | 9,257 | 9,145 26.7 | 
| 
Total trees in experiment, 28,306. 
TaBLE X V.—Average height of healthy and diseased root-grafted trees at the age of one year 
Location of plats. 
Healthy trees. 
Number. 
Height. Number. 
BAST eEMEIANSAS 2 8e— Stee occ cla cines 
WHESTCEMSIITIMOISS. i ee a leccekcces 
1, 689 
1, 293 
1, 936 
1, 665 
1,300 
7,883 
Inches. 
35.8 
36.3 
37.0 
43.1 
30. 5 
37.2 
Galled trees. Hairy-rooted trees. 
Height. | Number.) Height. 
Inches Inches. 
724 32. 4 265 32.8 
759 B87 169 33.2 
653 S81 287 | 34.0 
578 42.4 386 39.9 
889 28.8 246 | 26.6 
3, 603 38. E 1,353 34.0 
