INDEX, 211 



Page. 



Inspection of nursery stock 196 



Inverlase, production of 125 



Involution furmy 107, 128, 129, 130, 131, 168 



Isolation from ajjple gall (hard and soft) 95, 96 



hairy-root JOO, 105 



daisy 22, 24 



peach 61 



sugar beets 81, 194 



methods 168 



Jensen, work on crown-gall of beet 166 



Juniper gall, Cavara's description of 17 



Kock's work on rose canker 18 



Lab ferment, production of 125 



Lactose in peptone water, growth in 115 



Lataste's work on grape tumor 19 



Laubert's work on rose canker. 18 



Lettuce, occurrence of a gall on 196 



Litmus, reduction of 113, 154 



Loeffler's blood serum, growth on Ill 



Lawrence, blackberry, injury due to crowu-guU 189 



Longevity in various media 115 



Losses due to crown gall 183 



Lounsbury, willow galls in South Africa 196 



Malic acid, toleration of 117, 143, 144 



Malignant animal tumors, resemblance to crown-gall 162 



Maltose in peptone water, growth in 115, 142 



Mannit in peptone water, growth in 115 



Maximum temperature 121 



Measurements of crown-gall organisms 105, 127, 128, 129, 130, 131, 132 



Mechanical injury, attempt to produce galls by 23 



Mercuric chloride, effect of 126 



Metastases 163, 171 



Migration of bacteria in tissues 164 



Milk, growth in 112, 154 



Minimum temperature 122 



Morphological characters of crown-gall organism 105, 127 



Necrosis of tumor, causes of Kil, 175 



Nitrates, reduction of 116, 148 



Nitrogen nutrition 114 



Nuclei, more than one in a cell 160 



Nursery stock, inspection of : 196 



Nursery trees, injury caused by crown-gall 184, 185 



O'Gara, apple trees, injury due to crown-gall 186 



Old tissues, lesser susceptibility of 158 



Optimum temperature 120 



reaction 118 



Organisms, crown-gall, from various sources: 



Cultural characters 140 



Differences in 127 



Organisms, gall-forming, races of 156 



Oxidizing enzymes in gall tissue, excess of 173 



Parsnip gall, isolation from 105 



213 



