ULBERRY-DWARF TROUBLES IN JAPAN. 



175 



Healthy leaves. Diseased leaves. 



Crude ash (free from carbon and 



sand) 7.56 8.16 



Total nitrogen 6.56 6.08 



Albuminoid nitrogen 4.08 3.94 



Non-albuminoid nitrogen 2.48 2.14 



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



Healthy leaves. Diseased leaves. 

 SiOo 1.07 2.50 



S0 3 5 15 4-27 



P,0 5 12.68 14.99 



K 2 0 36.30 32.00 



CaO 17.23 15.75 

 MgO 8.45 7.26 



This result is essentially similar to the preceding ; but the 

 difference between the healthy and diseased leaves is not so 

 remarkable, the analysed leaves being still very young and the 

 disease not much advanced. 



4. Hosoye. October 15, 1897 





Healthy 



Diseased 



Number of shoots (one stock) 



28 



73- 



Number of leaves 



236 



930. 



Average length of 1 shoot 



39 cm. 



33- 



Total fresh weight of shoots 



62 



66. 



Average fresh weight of 1 shoot 



2.22 



0.90 



Total dry weight of shoots 



7.84 



9.87 



Average dry weight of 1 shoot 



0.280 



o.i35 



Moisture in shoots 



37-35 



85.05 



Dry matter in shoots 



12.65 



14.95 



Total fresh weight of leaves 



87.0 



1 17.0 



Average fresh weight of 1 leaf 



0.304 



0.126 



Total dry weight of leaves 



18.348 



30.835 



Average dry weight of 1 leaf 



0.066 



0.033 



Moisture in fresh leaves 



78.90 



73-64 



Dry matter in fresh leaves 



21.10 



26.36 



Number of leaves on 1 shoot 



10. 



13- 



Dry matter in leaves of 1 shoot 



0.695 



0.422 



