MULBERRY-DWARF TROUBLES IN J AT AN. 



179 



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



Healthy leaves. Diseased leaves. 



SiO, 2.64 3.77 



so 3 3.64 4.00 



P 2 O s 17-90 19.02 



K 2 0 28.51 29.43 



CaO 23.64 23.00 



MgO 10.44 12.82 



The diseased leaves contain here a far smaller quantity of 

 nitrogen and fibres than in the former case ; no remarkable 

 difference in the ash ingredients is to be observed. 



7. Takasuke. July 9, 1898. 





Healthy. 



Diseased. 



Number of shoots (one stock) 





68. 



Number of leaves 



910. 



1297. 



Average length of 1 shoot 



30. 



18. 



Total fresh weight of shoots 



277-75 



70.35 



Average fresh weight of 1 shoot 



5.446 



2.035 



Total dry weight of shoots 



44.329 



16.242 



Average dry weight of 1 shoot 



0.869 



0.239 



Moisture in shoots 



84.04 



78.00 



Dry matter in shoots 



15.96 



22.00 



Total fresh weight of leaves 



355-2Q 



142.71 



Average fresh weight of 1 leaf 



o.39 



0.1 r 



Total dry weight of leaves 



82.72 



44.023 



Average dry weight of 1 leaf 



0.099 



0.034 



Moisture in fresh leaves 



76.70 



69.15 



Dry matter in fresh leaves 



23-30 



30.85 



Number of leaves on 1 shoot 



18. 



19. 



Dry matter in leaves of 1 shoot 



1.622 



0.647 



In 100 parts of dry matter, 



Healthy. Diseased. 



Leaves. Shoots. Leaves. Shoots. 



Crude protcids 30.50 15.38 23.13 14.44 



Crude facts 2.84 0.83 3.05 2.20 



