3 66 



INDEX. 



PAGE. 



Root-nodule, organisms Leguminosae con. 



symbiosis 97, 147 



synonymy 99 



temperature relations 107 



varieties 104 



virulence, variation in 116, 118, 123, 130, 131 



virulence, effect of nutrition 130 



virulence, excessive, injury casued by 131 



Root-nodules, Leguminosae, 



Bur clover 118 



dimorphism of pea nodules 126 



discovery of bacteria in 9, 100 



enlargement of nucleus 93, 97 



hypertrophy 91 



immunity 116 



intracellular occupation by bacteria 77 



intruders in 128 



literature 138 



location 116 



nitrogen content 133 



nuclei 120 



saprophytes present 105 



size and activity, factors affecting 116 



sterilized soil, absent in 104 



summary of leading papers too 



symbiosis 97, 147 



temperature and moisture, effect of 1 18 



Root-nodules, non- Leguminosae, 



Alnus 103, 147 



Eleaginus 103, 147 



Melampyrum pratense 103 



Myrica 103 



Rhinanthus 103 



Root-rots, conditions favoring 189 



Roots, wounding of, source of infection 190 



Rose, H., root-nodules, Leguminosae, soil-inocula- 

 tions 122 



Rose-gall, 



double nuclei 93 



saprophytes in 32 



Rotation of crops 190 



Russell, 



animal parasites, plants inoculated with 176 



Bacillus prodigiosus, plant inoculations with 176 



bacterial diseases of plants, views on 12 



Bacterium campestre, excisions 191 



black-rot of cabbage, conditions favoring 1 89 



black-rot of cruciferous plants 305, 307, 308, 



309, 3", 315, 328, 329, 33i, 332 

 Rutabaga, black-rot, 



(See black-rot of cruciferous plants.) 



Saccharomyces cerevisiae 156, 160, 162, 164 



Saccharomyces kefir 158, 159, 160 



Saccharomyces pyriformis, description 163 



St. Laceleau soap 193 



Salavarsan 1 93 



Saphol 1 93 



Saprophytes, 



ascendency over parasite 32 



conversion into parasites 41 



facultative 37 



parasites accompanied by 31 



plants inoculated with 176, 178 



seeds inoculated with 50 



Savastano, 



contributions to plant bacteriology 8 



olive tubercle 74 



Schacht, Hermann, lenticellate infection in potato 



scab 64 



Schiff-Giorgini, metastasis in the olive 74 



Schinizia leguminosarum 99 



(See root-nodule organism, Leguminosae.) 



Schneidewind, algae, non-assimilation of free-nitrogen 153 



Schultz, hemi-cellulose 86 



Schulze, root-nodules, Leguminosae, soil-inoculations 121 



PAGB. 



Schweinesuche organism, plants inoculated with 176 



Scott, 



peach brown-rot, Monilia, prevention 201 



peach leaf-spot, Bact. pruni, prevention 201 



self boiled lime-sulphur mixture 202 



Scribner, bacterial diseases of plants, views on 12 



Secondary tumors 71 



crown-gall, origin of 73 



crown-gall, structure of 72 



Seeds, germicidal treatment of 196 



Selection, intra-varietal 95 



Sewage, vegetables contaminated by 185 



Shade, excess of, favoring disease 189 



Siberian plague bacillus, plant inoculations with .... 175 

 Smith, Jno. B., carbon bisulphide, effect on germina- 

 tion of seeds 202 



Smut, germicidal treatment of seeds 198 



Soap solution, germicide for dormant plants 201 



Soft rot organisms 40 



comparative studies 88 



susceptibility to 189 



Soft rots, 



reaction of host 90 



tissues attacked 69 



Soils, chemical treatment of 190 



Sorauer, bacterial diseases of plants, views on. . .8, u, 19 



Sorghum-blight 12,62,63,64 



Soy bean leaf-spot, tissues attacked 69 



Specific diseases 40 



Spieckermann, 



enzym from soft-rot organism, isolation and work 



with 7 8 



pectase 7 e 



soft-rot organism, wound parasite 52 



Spirillum plicatale 185 



Squash-blight 209, 247 



(See cucurbit wilt.) 

 Staphylococcus epidermidus albus, plants inoculated 



with 1 76 



Staphylococcus pyogenes aureus, plants inoculated 



with 176 



Starnes, copper salts, injury to peach foliage 201 



Stefan, root-nodule organism, Leguminosae TOO 



Stem-rot of cruciferous plants 300 



(See black-rot.) 



Sterilization 194 



Stevens, germicidal treatment of seeds 200 



Stewart, black-rot of cruciferous plants. . . .306, 329, 332 

 Stewart's disease of sweet corn, 

 (See Bacterium Stewarti.) 



cavities in husk 4 



duration 67 



dwarfing 92 



signs 6 1 



tissues attacked 69 



transmission of 1 89 



water-pore infection 60 



Stigma, possible channel of infection 64 



Stoklasa, root-nodule organism, Leguminosae, enzym 1 1 8 



Stomatal infection 39, 57 



effect on host 67 



Stormer, root-nodules, Leguminosae, soil-inocula- 

 tions 120 



Streptococcus pyogenes, harbored by plants 1 85 



Streptococcus pyogenes, plants inoculated with 177 



Stutzer, root-nodules, Leguminosae, bacteroid forma- 

 tion 126 



Sugar-beet, 



crown-gall, rate of growth 74 



Metcalf 's rot, tissues attacked 69 



tuberculosis, duration of 67 



Sugar cane, Cobb's disease. 



(See also Bacterium vascularum.) 



cavities in 69 



duration 67 



