Vol. V NOVENIBER 22, 1Q15 No. 8 



JOURNAL OF 



AGRICULTURAL 



RESEARCH 



CONTENTS 



Page 



An Improved Respiration Calorimeter for Use in Experi- 

 ments with Man . . . . . - . . 299 



C. F. LANGWORTHY and R. D. MILNER 



Occurrence of Manganese in Wheat .... 349 



WILLIAM P. HEADDEN 



DEPARTMENT OF AGRICULTURE 



WASHINGTON, D.C. 



WA8HINGT0M t QOVERNMENT PfllNTINO OfTICE \ 



