Vol. XVI KKBRUARY 17, 1919 No. 7 ^ 



JOURNAL OF 



AGRICULTURAIy 



RESEARCH 



CONTENTS 



Page 



Cyanogenesis in Andropogon sorghum - - - - 175 



C. T. DOWELL 



(Contribution from Oklaboma Agricultural Experiment Station) 



Effect of Certain Compounds of Barium and Strontium on 



the Growth of Plants - - - - - - -183 



J. S. McHARGUE 

 (Contribution from Kentucky Agricultural Experiment Station) 



PUBUSHED BY AUTHORITY OF THE SECRETARY OF AGRICULTURE, 



WITH THE COOPERATION OF THE ASSOCIATION OF AMERICAN 



AGRICULTURAL COLLEGES AND EXPERIMENT STATIONS 



WASHINGTON, D. C. 



W«*HlMaTON I QOVERNMENT PRINTINO OFFtCe : I9I» 



