60 MISC. PUBLICATION 4 4 0, U. S. DEPARTMENT OF AGRICULTURE 



GRAY MOLD ROT 



This disease is illustrated in plate 12, A. 



See also Carrot, Gray Mold Rot, page 43. and Pea, Gray Mold Rot, 

 page 37. 



WATERY SOFT ROT 



(See Celery, Watery Soft Rot. p. 56.) 



LITERATURE CITED 



Lily Family 



(1) Anderson, P. J. 



1921. DEVELOPMENT AND PATHOGENESIS OF THE ONION SMUT FUNGUS. MaSS. 



Agr. Expt. Sta. Tech. Bui. 4, pp. [99] -133, illus. 



(2) 



1924. susceptibility of species of allium to onion smut. (Abstract) 

 Phytopathology 14: 26. 



(3) Angell, H. R. 



1929. PURPLE BLOTCH OF ONION ( MACROSPORIUM PORRI ELL.). Joiir. Agr. 



Res. 38: 467-487, illus. 



(4) Walker, J. C, and Link, Karl Paul. 



1930. THE RELATION OF PROTOCATECHUIC ACID TO DISEASE RESISTANCE IN THE 



onion. Phytopathology 20: 431-438. 



(5) Ark, P. A., and Barrett, J. T. 



1938. PHYTOPHTHORA ROT OF ASPARAGUS IN CALIFORNIA. Phytopathology 



28: 754-756, illus. 



(6) Bailey, F. D. 



1913. onion diseases. Oregon Agr. Expt. Sta. Crop Pest and Hort. 

 Bien. Rpt. 1911-12: 276. 



(7) Barker, B. T. P., and Gimingham, C. T. 



[1917.] experiments on the treatment of rhizoctonia disease of as- 

 paragus. Bristol Univ.. Agr. and Hort. Res. Sta. Ann. Rept. 

 1916 : 39-40. 



(8) Bisson, C. S., Jones, H. A., and Bobbins, W. W. 



1926. factors influencing the quality of fresh asparagus after it 

 is harvested. Calif. Agr. Expt. Sta. Bui. 410, 28 pp.. illus. 



(9) Bodine, E. W., and Durrell, L. W. 



1931. purple blotch of onions. Colo. Agr. Col. Ext. Cir. 1194-A. [4] 



pp., illus. 



(10) Cook. Harold Thurston. 



1932. studies on downy mildew of onions, and the causal organism. 



peronospora destructor (berk.) caspaky. X. Y. (Cornell) Agr. 

 Expt. Sta. Mem. 143, 40 pp., illus. 



(11) Cook, Mel T. 



1922. a new disease of asparagus. (Abstract) Phytopathology 12: 49. 



(12) Cotton, A. D., and Owen, M. N. 



1920. the white rot disease of onion bulbs. [Gt. Brit.] Min. Agr. 

 and Fisheries Jour. 26: 1093-1099, illus. 



(13) Dams. Glex N., and Henderson, W. J. 



1937. the interrelation of the pathogenicity of a PHOMA And a 

 fusarium ON onions. Phytopathology 27: 763 77-. illus. 



(14) and Reddy, C. H. 



1932. a seedling-blight stage op onion bulb rot. (Abstract) Phyto- 

 pathology 22: S. 



(15) Hansen, H. N. 



1929. etiology of the pink-root disease oi onions. Phytopathology 



1!): 691-704, illus. 



(16) Henderson. W. H. 



1930. indexing AS a control measure fob the yellow-dwabf DISEASE of 



onions. (Abstract) Phytopathology 20: 115. 



