Vol. XIII AF»RIL 22, 191 S No, 4 



JOURNAL OF 

 AGRICULTURAL 



CONXKNXS 



Relation between Biological Activities in the Presence 

 of Various Salts and the Concentration of the Soil 

 Solution in Different Classes of Soil - - - 213 



C. E. MILLAR 

 (Canttibution fiotn Michigan Agricultural Experiment Station) 



Bacterial Flora of Roquefort Cheese _ - - - 225 



ALICE C. EVANS 

 ( Contribution from Bureau of Animal Industi; ) 



A Study of the Streptococci Concerned in Cheese Ripening 235 



ALICE C. EVANS 

 (Contribution from Bureau of Animal Industry) 



Intumescences, with a Note on Mechanical Injury as a 



Cause of Their Development ~ - - - - 253 



FREDERICK A. WOLF 



(Contribution from north Carolina Agricultural Experiment Station) 



PUBUSHED BY AUTHORITY OF THE SECRETARY OF AGRICULTURE. 



WITH THE COOPERATION OF THE ASSOCIATION OF AMERICAN 



AGRICULTURAL COLLEGES AND EXPERIMENT STATIONS 



WASMINOTON, O. C. 



