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JENXISON — POTATO BLACKLEG 67 



Ling, A. R., and Rendle, T. ('05). The volumetric determination of reducing 



sugars. I. Method and discussion. The Analyst 30:182-190. 1905. 

 , and Jones, G. C. ( 7 08). Ibid. II. The limits and accuracy of the 



method under standard conditions. Ibid. 33:160-167. 1908. 

 Morse, W. J. ('07). Potato diseases in 1907. Me. Agr. Exp. Sta. Bui. 149:287- 



330. /. 45-50. 1907. 

 , ( 7 09). Blackleg, a bacterial disease of Irish potato. Ibid. 174: 



309-328. 1909. 



, ( 7 11). Control of the blackleg or blackstem disease of the potato. 



Ibid. 194:201-228. f.93. 1911. 



•, ( 7 16). Potato growing and potato diseases from Maine to Cali- 



fornia. Me. Agr. Exp. Sta., Document 531:1-20. 1916. 



•, ( 7 17). Studies upon the blackleg disease of the potato, with special 



reference to the relationship of the causal organisms. Jour. Agr. Res. 8: 



79-126. 1917. 

 Murphy, P. A. ('16). The blackleg disease of potatoes. Can. Dept. Agr., Div. 



Bot. Circ. 11:1-9. 1 pi. 1916. 

 Olsen, J. C. ('10). Quantitative chemical analysis. 555 pp. 1910. 

 Paine, S. G. ('17). Studies in bacteriosis I. "Blackleg" of the potato. Jour. 



Agr. Sci. 8:480-494. 1917. 

 Pethybridge, G. H., and Murphy, P. A. ( 7 10). A bacterial disease of the potato 



plant in Ireland and the organism causing it. Nature 85:296. 1910. 



, , ('11). Ibid. Roy. Irish Acad., Proc. 29B : l-37. 1911. 



Plimmer, R. H. A. ( 7 15). Practical organic and bio-chemistry. 636 pp. 1915. 

 Prillieux, E. B. ('95- '97). Maladies des plantes agricoles. 2 vols. Paris, 1895-'97. 

 — , et Delacroix, G. ( 7 90). La gangrene de la tige de la pomme de 



terre, maladie bacillaire. Compt. Rend. Acad. Paris 111:208-210. Paris, 



1890. 

 Prunet, A. ('02). Les maladies bacteriennes de la pomme de terre. Rev. Vit. 



17:379-385. 1902. 

 Ramsey, G. B. ('19). Viability of the potato blackleg organism. Phytopath. 



9:285-288. 1919. 

 Reinke, J., und Berthold, G. D. W. ('79). Zersetzung der Kartoffel durch 



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1879. 

 Rosenbaum, J., and Ramsey, G. B. ( 7 18). Influence of temperature and pre- 

 cipitation on the blackleg of potato. Jour. Agr. Res. 13:507-513. 1918. 

 Shaffer, P. A. ('14). On the determination of sugar in blood. Jour. Biol. Chem. 



19:285-295. 1914. 

 , and Hartmann, A. F. ('21). The iodometric determination of copper 



and its use in sugar analysis. II. Methods for the determination of reducing 



sugars in blood, urine, milk and other solutions. Ibid. 45:349-364; 365-390. 



1921. 

 Shapovalov, N., and Edson, H. A. ('19). Wound cork formation in the potato 



in relation to seed piece decay. Phytopath. 9:483-496. /. 1-3. 1919. 

 , , ('21). Blackleg potato tuber-rot under irrigation. 



Jour. Agr. Res. 22:81-92. pi. A. f. 12-16. 1921. 

 Smith, E. F. ('96). Bacterial disease of tomato, eggplant and Irish potato 



(Bacillus solanacearum n. sp.). U. S. Dept. Agr., Div. Veg. Physiol, and 



Path. Bui. 12:1-26. pi. 1-2. 1896. 



, ('05, Ml, r 14). Bacteria in relation to plant diseases. Carnegie 



Inst. Wash., Publ. 27 1 - 3 . 1905, '11, '14. 



1910. 



, ( 7 10). Bacillus phytophthorus Appel. Science N. S. 31:748-749. 

 , ('20). An introduction to bacterial diseases of plants. 688 pp. 



1920. 

 Tyron, H. ( 7 94). A new potato disease. Queensland Dept. Agr., Ann. Kept. 



1893:2-3. 1894. 

 , ('99). Potato disease. Queensland Agr. Jour. 5:57-63. 1899. 



Wehmer, C. ('98). Untersuchungen iiber Kartoffelkrankheiten. III. Die Bak- 

 terienfaule der Knollen (Nassfaule). Centralbl. f. Bakt. II. 4:540-546, 

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