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90 INDEX tro AMERICAN BOTANICAL LITERATURE 
Heald, F.D. Seed treatment for the smuts of winter barley. Nebraska 
Agric. Exp. Sta. Rep. 28: 45-53. 4 7-3. 29 Ja 1908. 
Heald, F.D. The black rot of a ples due to Sclerotinia fructigena, 
Nebraska Agric. Exp. Sta. Rep. 19: 82-91. f/. 7, 2. 1 F 1906. 
Heald, F. D. The bud-rot of carnations. Nebraska Agric. Exp. Sta. 
Bull. 103: 1-24. fl. 1-6. 10 Ja 1908. 
Heald, F. D. The life history of the cedar rust fungus, Gymnosporan- 
gium Juniperi-virginianae Schw. Nebraska Agric. Exp. Sta. Rep. 
22: 103-127. pl. 1-137 + map. 1 F 1909. 
Heald, F. D., & Pool, V. W. The influence of chemical stimulation 
upon the production of perithecia by Me/anospora pampeana Speg. 
Nebraska Agric. Exp. Sta. Rep. 22: 129-134. p/. z, 2. 1 F 1909. 
Heald, F. D., & Pool, V. W. The mold of maple syrup. Nebraska 
Agric. Exp. Sta. Rep. 21: 54-68. f. 1-7. 28 Ja 1908. 
Heald, F. D., Wilcox, E. M., & Pool, V. W. The life-history and 
parasitism of Diplodia Zeae (Schw.) Lév. Nebraska Agric. Exp. Sta. 
Rep. 22: 2-79. pl. 1-10. 1 F 1909. 
Hedrick, U. P., Taylor, 0. M., & Wellington, R. Ringing herba- 
ceous plants. New York Agric. Exp. Sta. Bull. 288: 191-210. 
pl. 1-4. Ap 1907. 
Hunt,.T. F. The importance of nitrogen in the growth of plants. 
Cornell Univ. Agric. Exp. Sta. Bull. 247: 177-203. fi 83-85. Je 
1907. 
Ingham, N. D. L£ucalyptus in California. California Agric. Exp. 
Sta. Bull. 196: 29-112. f. z-69. Jl 1908. 
Jones, L. R. Concerning disease resistance of potatoes. Rep. Ver- 
mont Agric, Exp. Sta. 18: 264-267. 1905. 
Jones, L. R. The black leg disease of the potato. Rep. Vermont 
Agric. Exp. Sta. 19: 257-265. 1907 
Jones,L. R. ‘The black leg disease of the potato. Vermont Agric. 
Exp. Sta. Bull. 129: ror—103. Ap 1907. 
Jones, L. R. The damping off of coniferous seedlings. Vermont 
Agric. Exp. Sta. Bull. 136: 205, 206. Je 1908. 
Jones, L. R., & Giddings, N. J. The occurrence of plant diseases in 
Vermont in 1906. Vermont Agric. Exp. Sta. Bull. 129: 92-98. 
Ap 1907. 
Jones, L. R., & Giddings, N. J. The occurrence of plant diseases in 
Vermont in 1906. Rep. Vermont Agric. Exp. Sta. 19: 227-236. 
Je By Fe 1907, 
