2l6 U. SUZUKI. 



Third experiment. 







Date 

 of 



picking. 



- 



Number 

 of 

 plants. 







. Plot. 



Variety. 



Healthy. 



Diseased. 



A portion of the i 

 leaves on new > 

 fhoots taken. ) 



Nezumi- j 



^tl) Colli* 



August 16 



35 



32 



3 



All the leaves un ) 

 new shoots taken } 





June 1. 



40 



28 



12 



A portion of the ) 

 leaves taken 3 V 

 times. ) 



. - ■ 



. June 1. 

 < June 10. 

 ' Sept. 20. 



40 



37 



3 



All the leaves 1 

 taken 3 times j 





. June 1. 

 < July 10. 



' Sept. 20. 



40 



3« 



9 



Fourth experiment. 



Plot. 



Variety. 



Date 

 of 

 picking. 



Number 



of 

 plants. 



Healthy. 



Diseased. 



Dead. 



A portion of ) 

 leaves on new V 

 shoots taken. ) 



Nezumi- 

 gayeshi. 





35 ' 



28 



5 



2 



A 'portion of] 

 new shoots pick- > 

 ed. j 







40 



25 



15 





New shoots ) 

 wholly cut. j 







40 



16 



24 





A portion of ] 

 leaves picked 3 > 

 times. ) 





May 28. 

 < July 10. 

 ' Sept. 20. 



40 



35 



5 





All the leaves, ) 

 picked 3 times. \ 





. May 28. 

 ) July 10. 

 ' Sept. 20. 



40 



20 



20 





