CLOVER DISEASE. 



407 



of the liealtliy plant. Both the healthy and the diseased clover 

 were pi-oduced from a mixture of seeds of red clover, lucerne, 

 and esparsette, such as is usually grown at Salzniunde, where 

 the experiments were made. The samples for examination and 

 analysis were taken from the field on August 12. The analysis 

 of the healthy plant was confined to the determination of the 

 organic substances and the amount of ash. 



100 parts of air-dried clover-ha}' contained, — 



The composition of the ash of the diseased clover was com- 

 pared with that of the ash of red clover (Wolff) and esparsette 

 (Way).} The ashes were calculated after deduction of carbonic 

 acid, sand, clay, and sesquioxide of iron. 



Grouven is led to conclude from the result of his examination 



* Substances convertible into sugar by sulphuric acid, 

 t With 0-1 of iish and 0-184 of protein substances. 

 I Compare also the preceding analysis by Dr. Piucus. 



