32 BULLETIX 1045, U. S. DEPARTMENT OE AGRICULTURE. 
(6) COCKERELL, T. D. A. 
1914. The entomology of Helianthus. In Entomologist, v. 47. no. 614, 
p. 191-196. 
(7) Hansen, Dan. 
1920. The work of the Huntley Reclamation Project experiment farm 
in 1918. U. S. Dept. Agr. Dept. Circ. 86. 32 p.. 5 fig. 
Holden, James A. 
(8) 1918. The work of the Scottsbluff Reclamation Project experiment 
farm in 1917. U. S. Dept. Agr.. Bur. Plant Indus., West. Irrig. Agr. 
(W. I. A.) Circ. 27, 28 p., 1 fig. 
(9) 1921. The work of the Scottsbluff Reclamation Project experiment 
farm in 1918 and 1919. U. S. Dept. Agr. Dept. Circ. 173. 36 p., 
2 fig. 
(10) Joseph. W. E., and Blish, M. J. 
1920. Studies on the digestibility of sunflower silage. Mont. Agr. 
Exp. Sta. Bui. 134, 8 p. 
(11) Michigan Agricultural Experiment Station. 
1920. Sunflower silage. In Mich. Agr. Exp. Sta. Quart. Bui., v. 2, 
no. 4, p. 163-164. 
(12) Neidig, Ray E. 
1918. Acidity of silage made from various crops. In Jour. Agr. Re- 
search, v. 14. no. 10, p. 395-409. Literature cited, p. 408-409. 
(13) and Vance, Lulu E. 
1919. Sunflower silage. In Jour. Agr. Research, v. IS, no. 6, p. 
325-327. 
(14) Palmer, Edward. 
1871. Food products of the North American Indians. In U. S. Dept. 
Agr. Rpt., 1870, p. 404-428, pi. 19-28. 
(15) Putnam, G. W. 
1920. Sunflower experiments, In Mich. Agr. Exp. Sta. Quart. Bui., 
v. 3, no. 2, p. 49-52, 2 fig. 
(16) QUESENBERRY, GEORGE R. 
1920. Crops that may be used for silage. In N. Mex. Farm Courier, 
v. 8, no. 4, p. 4-6. 
(17) Schafer, E. G., and Westley, R. O. 
1921. Sunflower production for silage. Wash. Agr. Exp. Sta. Bui. 162, 
20 p., 4 fig. References, p. 19. 
(18) Shaw, R. H., and Wright, P. A. 
1921. A comparative study of the composition of the sunflower and corn 
plants at different stages of growth. In Jour. Agr. Research, 
v. 20, no. 10, p. 787-793. Literature cited, p. 792-793. 
(19) Wiley, Harvey W. 
1901. The sunflower plant : Its cultivation, composition, and uses. 
U. S. Dept. Agr. Div. Chem. Bui. 60, 31 p., 2 fig., 1 pi. 
(20) Woodward, E. G. 
1920. Sunflower silage vs. corn silage. In Wash. Agr. Exp. Sta., 30th 
Ann. Rpt., 1919/20 (Bui. 158), p. 18-20. 
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