38 MASS. EXPERIMENT STATION BULLETIN 351 



10. Biekart, H. M., and Connors, C. H. The greenhouse culture of carnations 



in sand. N. J. Agr. Expt. Sta. Bui. 588, 24 p., illus. 1935. 



11. Bitting, K. G. The effect of certain agents on the development of some 



molds. Glass Container Assoc. Amer. 177 p. 1920. 



12. Boning, K. Versuche zur Bekampfung von Keimlingskrankheiten und 



Wurzelbrand des Tabaks in den Anzuchtbeeten mit chemischen Mitteln. 

 Ztschr. Pflanzenkrank. 45: 385-415, illus. 1935. 



13. Brien, R. M., and Chamberlain, E. E. Tomato-seedling damping-off, I. 



New Zeal. Jour. Agr. 52:257-267, illus. 1936. 



14. Brock, W. S., and Ruth W. A. Control of apple scab by bleaching powder. 



(Abs.) Phytopath. 7:76. 1917. 



15. Buchholtz, Walter F. Relation of soil acidity to a seedling disease of 



alfalfa on three Iowa soils. Phytopath. 25:421-425, illus. 1935. 



16. Buddin, W. Partial sterilization of soil by volatile and non-volatile antisep- 



tics. Jour. Agr. Sci. (England) 6:417-451. 1914. 



17. Chadwick, L. C. Studies in plant propagation. The influence of chemicals, 



of the medium, and of the position of the basal cut, on the rooting of 

 evergreen and deciduous cuttings. N. Y. (Cornell) Agr. Expt. Sta. Bui. 

 571, 53 p., illus. 1933. 



18. Christoff, A. "Damping-off" of coniferous seedlings and its control. 



(Transl. title) (Reprint from) Forestry Rev., Sofia 19:9-12 (English 

 summary). 1933. 



19. Chupp, Charles. Charcoal for damping-off. Plant Dis. Reporter 13:88. 



1929. 



20. Clayton, E. E. Control of seedbed diseases of cruciferous crops on Long 



Island by the mercuric chloride treatment for cabbage maggot. N. Y. 

 Agr. Expt. Sta. Bui. 537, 29 p. 1926. 



21. Connors, C. H. Methods in greenhouse propagation. Project 23, N. J. 



Agr. Expt. Sta. Ann. Rept. for year ending June 1924:75-76, illus. 1925. 



22. Cox, E. H. M. Seeds and seedlings. Nat. Hort. Mag. 13:265-268. 1934. 



23. Crowther, E. M., and Richardson, H. L. Studies on calcium cyanamide. 



I. The decomposition of calcium cyanamide in the soil and its effects on 

 germination, nitrification, and soil reaction. Jour. Agr. Sci. (England) 

 22:300-334, illus. 1932. 



24. Cubbon, M. H. Calcium sulphate as a soil amendment. N. Y. (Cornell) 



Agr. Expt. Sta. Mem. 97, 51 p. 1926. 



25. Curtis, O. F. Stimulation of root growth in cuttings by treatment with 



chemical compounds. N. Y. (Cornell) Agr. Expt. Sta. Mem. 14:71-138, 

 illus. 1918. 



26. Davey, A. E., and Leach, L. D. Toxicity of compounds of ammonia to 



Scierothim rolfsii. (Ahs.) Phytopath. 25:895-896. 1935. 



27. Delafon, J. Des moyens a employer pour la desinfection et la sterilization 



du sol. Rev. Hort. 97:339-340. 1925. 



28. Doran, William L. Acetic acid as a soil disinfectant. Jour. Agr. Res. 



36:269-280, illus. 1928. 



29. Acetic acid and pyroligneous acid in comparison with formalde- 

 hyde as soil disinfectants. Jour. Agr. Res. 44:571-578, illus. 1932. 



30. Vinegar as a soil disinfectant. Science 84:273-274. 1936. 



31. Dunlap, A. A. Growing seedlings in sand. Conn. Agr. Expt. Sta. Circ. 



117, 12 p., illus. 1936. 



32. Dunn, M. S. Effects of certain acids and their sodium salts upon the 



growth of Sclerotinia cinerea. Amer. Jour. Bot. 13:40-58, illus. 1926. 



