284 



U. SUZUKI. 



Healthy. Diseased. 







Leaves. 



Stems. 



Leaves. 



Stems. 



Nitrogen- 



free extracts 



50.88 



30-36 



60.50 



33-19 



Ash (free 



from carbon and 









sand) 





IO.I3 



4-33 



6-55 



3-87 



Total nitrogen 



3.58 



0.85 



2.64 



0.87 



Albuminoid nitrogen 



3.10 



0.57 



2.32 



0.66 



Non-albuminoid nitrogen 



0.48 



0.28 



0.31 



0.21 



In 100 parts of ash (free from carbon and sand), 







Healthy. 



Diseased. 







Leaves. 



Stems. 



Leaves. 



Stems. 



Si0 2 





I.42 



I.40 



I.78 



2.31 



SOs 





I.70 



I.60 



I.70 



2.60 



PA 





6.57 



7.80 



8.20 



9-75 







23.92 



3I.60 



26.50 



24.46 







39-67 



24.76 



36.87 



23.26 



MgO 





12.05 



9.I4 



15-55 



II.74 



The above mentioned results of 10 analyses will be sufficient 

 to show the difference in chemical composition of the healthy 

 and diseased plants. The following tables show the average of 

 the above 10 analyses. 



Average of the above 10 analyses. 





Healthy. 



Diseased 



Ratio. 



Average length of 1 stem 



95.8 cm. 49.5 



100 : 



51.7 



Average fresh weight of 1 











stem 



57.07 



II. IO 



100 : 



19.4 



Average dry weight of 1 











stem 



9.64 



2.98 



100 : 



: 31.0 



Moisture in stems 



80.16 



78.68 



100 : 



98.2 



Dry matter in stems 



19.84 



21.32 



100 : 



: 107.3 



Number of leaves on 1 stem 



75- 



57- 



100 : 



76.0 



Dry matter in leaves of 1 











stem 



9.17 



3-35 



100 ; 



: 36.6 



Average fresh weight of 1 











leaf 



0.954 



0.168 



100 : 



: 17.6 



Average dry weight of 1 leaf 0.275 



0.052 



100 : 



: 18.8 



Moisture in fresh leaves 



74.87 



70.88 



100 : 



94.7 



Dry matter in fresh leaves 



25-13 



29.12 



100 : 



116.0 



