Mar. 3,1923 
Gray Mold of Castor Beatl 
715 
(7) Daugherty, Charles M. 
1905. THE castor on, industry. In U. S. Dept. Agr. Yearbook, 1904, p. 
287-298. 
(8) Durrell, L. W. 
1919. the imperfect stage of leptosphaERia tritici of wheat. In Science 
n. s., v. 50, no. 1289, p. 252-253. 
(9) Garner, W. W., and Allard, H. A. 
1920. EFFECT OF THE RELATIVE LENGTH OF DAY AND NIGHT AND OTHER FAC¬ 
TORS OF THE ENVIRONMENT ON GROWTH AND REPRODUCTION IN PLANTS. 
In Jour. Agjr. Research, v. i&, no. 11, p. 553-606, 3 fig., pi. 64-79. 
Literature cited, p. 605-606. 
(10) Godfrey, G. H. 
1919. SCLEROTINIA RICINI N. SP. PARASITIC ON THE CASTOR BEAN (RICINUS 
communis). In Phytopathology, v. 9, no. 12, p. 565-567, pi. 40-41. 
(11) KlockeR', Aibert. 
I903. FERMENTATION ORGANISMS. . . TRANSLATED FROM THE GERMAN BY G. E. 
allan and j. h. Millar. . . xx, 392 p., 146 fig. London, New York, 
etc. Literature review, p. 347-381. 
(12) Sherbakoff, C. D. 
1915. fusaria of potatoes. N. Y. Cornell Agr. Exp. Sta. Mem. 6, p. 87-270, 
51 fig., 7 col. pi. Literature cited*, p. 269-270. 
(13) Shrader, J. H. 
1920. the castor-oil industry. U. S. Dept. Agr. Bui. 867, 40 p., 15 fig. 
(14) Smith, Erwin F., and Godfrey, G. H. 
1921. bacterial wilt of castor bean (ricinus communis l.). In Jour. Agr. 
Research, v. 21, no. 4* p. 255-262, 1 fig., pi. 55-67. 
(15) Stevens, F. L., and Hall, J. G. 
1910. diseases of economic plants, x, 513 p., illus. New York. Rev. ed. 
by F. L. Stevens, 1921. Bibliography, p. 467-490. 
(16) Stevens, H. E. 
1918. gray mold of castor beans. Fla. Agr. Exp. Sta. Press Bui. 296, 2 p. 
1918. gray mold of castor beans. In Fla. Grower, v. 18, no. 8, p. 6. 
(18) Tracy, S. M. 
1894. castor beans. In Miss. Agr. Exp. Sta. 6th Ann. Rpt., 1893, p. 26-27. 
(19) U. S. Department of Agriculture, Weather Bureau. 
1912. summary of the climatological data for the united states, by 
sections, section 83, northern Florida, iop., i fig., i map. 
(so) - 
1918-19. CLIMATOLOGICAL DATA, FLORIDA SECTION. JULY, AUGUST, SEPTEM¬ 
BER, and October, 1918; July, august, and September, 1919. Jack¬ 
sonville, Fla. 
(21) Vaughan, R. E. 
1914. a method for the differential staining of fungous and host 
cells. In Ann. Mo. Bot. Gard., v. i, no. 2, p. 241-242. 
(22) Whetzel, H. H. 
1912. A DESTRUCTIVE DISEASE OF PEONIES, THE AMERICAN BOTRYTIS BLIGHT. 
In Florists’ Ex., v. 34, no. 11, p. 565-566, 4 %• 
(23) Wilson, James K. 
1915. calcium hypochlorite as a seed sterilizer. In Amer. Jour. Bot., 
v. 2, no. 8, p. 420-427. Bibliography, p. 426-427. 
(24) Winston, J. R., and Fulton, H. R. 
1919. THE FIELD TESTING OF COPPER-SPRAY COATINGS. U. S. Dept. Agr. Bui. 
78s.9p-.4fig. 
