550 
38 460—38 476 Riviere—Rockstroh. 
60 Riviere Charles. Sur le Dirina Ceratoniae, lichen parasite des phanerogames 
en Algerie (Bull. Soc. Nat. acclimatis., XLVIII, 1901, p. 156—157). 
61 Riviere Gustave. Maladies des plantes cultivees et des arbres fruitiers 
causees pur les champignons parasites (Bull. Soc. horticult., Bougival, II, 
1905, p. 234-236). 
62 — et Bailhache Gabriel. De la composition des pommes de terre saines et 
des pommes de terre attaquees par le Phytophthora infestans (Journ. 
soc. nation. acclim. Paris 4 ser., X, 1909, p. 349—350). 
63 Roberts H. F. and Graff P. W. Treatment of seed wheat for smut (Kansas 
Agrie. Exper. Stat., Cire. 12, 1910, 4 pp.). 
64 Roberts J. P. and Clinton L. A. Potato blights (New York Corneli Agrie. 
Exper. Stat., Bull. 140, 1897, p. 392—406) fig. 
65 Robertson R. Experiments to prevent smut in oats and barley (Canada 
Exper. Farms Pept. 1900, p. 283—285). 
66 Robertson R. A. Preliminary note on some witehes' brooms (Transact. 
and Proceed. Bot. Soc. Edinburgh, XXI, 1900, p. 313—318) fig. 
67 Robin A. B. Diseased cherry trees (Garden and Field, Adelaide XVII, 1892, 
p. 182—183). 
68 Robinson C. B. Note on a Lichen-mimicring Caterpillar (Proceed. and 
Transact. Nova Scotia Instit. Halifax, XI, 1905, p. XII—XIII). 
69 — Sugar-cane smut (Ustilago Sacchari) (Philippine Agrie. Rev., I, 1908, 
p. 295—297). 
70 Robinson Wilfred. Mushroom Culture; its extension and improvement. 
London, 1880, 8°, fig. 
71 — Fungi in East Yorkshire 1908 (Trans, of the Hull Scient, and Field Nat. 
Club, IV, 1909, p. 83-84). 
72 Robitschek C. R. Biertrtibungen (Allgem. Zeitschr. f. Bierbr. u. Malzfabrik., 
XXXVI, 1908, p. 216—218). 
73 Rocasalano G. Accion dei anhidrico sulfuroso sobre una raza dei Saccharo- 
myces ellipsoideus (An. Facult. Cienc. Zaragoza, I, 1907, No. 1). 
74 Rocca E. (On the use of copper acetate as a fungicide) (Progr. Agr. et 
Vitio. (Ed. I/Est), XX, 1899, p. 710—712). 
Roche A. cfr. Renault Bernard. 
75 Rockstroh. Mitteilungen uber Waldbeschadigungen durch Insekten oder 
andere Tiere, Naturereignisse, Pilze usw. (Jahrb. schles. Forstverein 1902, 
ersch. 1903, p. 31—50). 
76 — Waldbeschadigungen durch Insekten oder andere Tiere, Naturereignisse, 
Pilze usw. (Jahrb. d. schles. Forstver. Breslau 1903, p. 84—100). 
