. Bacteria in relation to plant diseases. Bacteria; Plant diseases. Fig. Fig. 7W Fig 7I/.J on potato possesses a capsule. The yellow slime from a 7-day culture on potato was feebly alkaline to neutral litmus paper. The color on potato resembles that of Aplano- bacter michiganense (pi. 11, figs. 8, 9) and the substratum is grayed. *Fig. 7id.—Cross-section of stem similar to those shown in fig. 71a. At B, B are dense bacterial masses separat- ing the immature leaves which are still nearly free from infection. At X bacteria may be seen occupying the sub- stomatic chamber and intercellular s
. Bacteria in relation to plant diseases. Bacteria; Plant diseases. Fig. Fig. 7W Fig 7I/.J on potato possesses a capsule. The yellow slime from a 7-day culture on potato was feebly alkaline to neutral litmus paper. The color on potato resembles that of Aplano- bacter michiganense (pi. 11, figs. 8, 9) and the substratum is grayed. *Fig. 7id.—Cross-section of stem similar to those shown in fig. 71a. At B, B are dense bacterial masses separat- ing the immature leaves which are still nearly free from infection. At X bacteria may be seen occupying the sub- stomatic chamber and intercellular spaces. Slide 940 F 5. |Fig. 712.—Cross-section of a leaf of Dactylis glomerata, showing occupation of some of the intercellular spaces by Aplanobacter rathayi. Section of material received from F. K(/>lpin Ravn, of Denmark, summer of 1913. Slide 940 G 2. {Fig. 71/.—Detail of bacterial occupation of the intercellular spaces of leaf of Dactylis glomerata. From the same material as fig. 71c Figs. 71c and 71/ drawn by Katherine Bryan. §Fig. -jig.—Bacteria from a 20-day agar plate culture of Rdthay's organism stained by Ribbert's capsule stain. Dec. 29, 1913. **Fig. 71/j.—A detail from fig. 71c A, showing one inner epidermal leaf-cell with some of the adherent bacterial layer. Drawn from a free-hand section by Katherine Bryan. The fine granules are an effort on the part of the artist to represent bacteria out of Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smith, Erwin F. (Erwin Frink), 1854-1927. Washington, Carnegie Inst.
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