INDEX. 107 
Page 
Selby, A. D., observations on treatment of trees affected with crown-gall . . ... 30 
statement on communicability of crown-gall..... seagate aes 44 
Simple hairy-root. See Hairy-root, simple. 
Smith, E. F.,-and Townsend, C. O., investigations of the cause of crown-gall. 15, 16 
experiment in inoculation of apple stems with peach crown-gall. - 44 
Smith, R. E., observations on apple trees affected with crown-gall............ al 
Soft crown-gall. See Crown-gall, soit. ; 
SoilsmetecuonshealtinvOmtrees. 2. oss soc= se ae ete ena sere ie 28, 68, 72, 74, 83 
Sorauer, P., on occurrence of wurzelkropf in Germany....-.........--.-.----- ei 
Sprayine munsenyz Ins, recommend allOnee srs ese. se sas. 5 eee oe 59 
States, Central, effect of crown-gall and hairy-root in the orchard, summary .-.-- 72 
propagation of apple, method recommended.........-.-.---.-- 19 
Eastern, effect of crown-gall and hairy-root in the orchard, summary... 72 
propagation of apple, method recommended...-..-.....---.-.- 19 
SiStem-GUIMOKs. / GeSCrIptlom. OCCURLENCE.WelCis. fee. 22 esis ao: = we eee 15 
Stewart, F. C., Rolfs, F. M., and Hall, F. H., statement regarding treatment of 
GHISCASEC MRICS yee trite ke ice tet CH ee ar ba iy tad So a les amt | aD 30, 32 
Sturgis, W. C., experiment for cure of crown-gall and hairy-root.....-........- 69 
Sulphate of copper. See Copper, sulphate. 
Sanna aolmomlle bias ees ks Se ess de ici ole ewe nines mene 70-73 
Susceptibility to crown-gall and hairy-root of scions grown in different localities 43 
varieties of apple..-...-..... 41-43, 85 
ANread. Use in wrap prae, KOOL eTaiise.. {05-25-52 sol ea eles = ene - 61-62, 64-65, 73 
Top-grafting. See Grafting, top. 
Toumey, J. W., statement on crown-gall of the almond...-.-....-..........-- 33, 44 
Townsend, C. O., and Smith, E. F., investigations as to cause of crown-gall .... 15, 16 
investigations as to cause of crown-gall..............-...... 15, 16 
fransplamtine sapple-tkeess 1OSS, "CAUSES. .- co2 8. eat. O52 ee eal gy. S38 39 
Trees, budded and root-grafted, relative development of crown-gall and hairy- 
TRCXO Ik os Eas a ie ey DRS Pay ae urns eC a ae SIRs er Pe IO aS ahd See 18-19, 20, 81 
Sconditiion-oroots imsorchards im atten yearss2---- 2629). = sey es eee 90 
@isease-yesistamtvarleties <5 53 ese eels sek oe 40, 85 
MISEASeMUUNEOKC MAG en CURC eter t iar: io, ol ete te Ge eae Nn ep ta sen ee 68-70 
LORD EROS ENO CO Epa Sol ea ee es DNR wefan pe hee arene 73 
dormant, stored in bundles, communicability of crown-gall and hairy- 
TROD cei alse EIS we Ren a a eee eee SEI ene Ge esa 50-56 
emeemonuseror diseased seedings)..5: 2.2.2.2. 5. e250 ese 24-25, 71 
experiments on effect of crown-gall and hairy-root....................- 30-44 
fomscionsorchard, selection and-care. .... 02.2.2... 52255. soe eee 67-68 
irultgeect ol-root knots, statement by Wickson.............5.......- 30 
grafted, development of disease compared with budded trees. ......... 71, 81 
Pie@ On disease, Im, MUTSery.4.y. 252-25: ose Nee ee 34-35 
healitiinyeandsdiseased. sizes tables: .! 5.2 1.5 see ee ee ee 83-84 
maximum development of crown-gall and hairy-root by years. - 83 
inealthy.and-diseased, sizes and ages, tables.......---..-.../----.---+:-- 83-84 
Standeimnsorchanrds = talolesmess ey. ee =e 84-85 
HSMM SeR Ye nearesma Cult VaAtlON, 940. Mle. 2 lo OSs Gees puke rn ey 67 
orchard importance of choosing best grade_-2.----...----.-.-----..-- 40-41 
root-grafted, development of crown-gall and hairy-root, comparison 
walled dedntreess: 2a sac js 18 terial 7s eens oo eS 18-19 
experiments in development of crown-gall and hairy-root.. 19-20 
size, effect of different forms of crown-gall and hairy-root.. . . .- 34-35, 38, 83, 84 
186 
