July io, 1916 



Storage-Rots of Economic Avoids 



565 



all but one turnip was nearly rotted. The four checks remained sound. 

 On December 31 five turnips and five carrots were inoculated with a 

 48-hour-old culture of organism 3627. By January 9, 1916, three turnips 

 and four carrots were badly rotted. The organism was recovered from 

 all the decayed specimens. On January 6, 191 6, four dasheen corms 

 were inoculated with a 3-day-old culture of strain 3624. By January 13 

 a slight rot had taken place. The rot progressed but little in one more 

 week and the specimens were thrown out. On January 7 six turnips 

 and six carrots were inoculated with a 1 -day-old culture of strain 3627 

 and by January 12 all were completely decayed. The causal organism 

 was received from six. The seven checks remained sound. 



Table IV gives the results of the inoculation experiments with Bacillus 

 carotovorus. 



Table IV. — Results of inoculation experiments with Bacillus carotovorus 



42718°— 16- 



o All slightly. 



