Massachusetts 

 agricultural experiment station 



Bulletin No. 379 July. 1941 



Trace Metals and Total Nutrients 

 in Human and Cattle Foods 



By E. B. Holland and W. S. Ritchie 



This information concerning the composition of various plant materials is 

 p/ovided because of the very general interest in the nutritional function of certain 

 trace elements. 



MASSACHUSETTS STATE COLLEGE 

 AMHERST, MASS. 



