ANALYSIS OF CLOVER. 



377 



ASH CONSTITUENTS. 

 100 parts of ash contained, 



CALCULATED UPON THE ASH FREE FROM CARBONIC ACID. 



The remarkable investigations by Dr. Grouven of the clover 

 disease deserve also a place here. 



The so-called ' clover disease ' manifests itself in the clover 

 plant, at the period of flowering, by the appearance of a multitude 

 of brown spots of cryptogamic plants covering stems and leaves. 

 The result of the affection is not simply a failure of the clover 

 crop, but the produce reaped is unwholesome for cattle. 



In his examination -of the diseased clover, Grouven compared 

 the organic and the ash constituents of the diseased with those of 



