BBMBaHnBMBaai 



iP-r — 



Vol. XXII OCTOBER 15, 1921 No. 3 



JOURNAL OP 



AGRICULTURAL 



RESEARCH 



CONXKNXS 



Page 



Influence of the Plane of Nutrition on the Maintenance 

 Requirement of Cattle - - - - - - -115 



F. B. MUMFORD, A. G. HOGAN, and W. D. SALMON 



( Contribution from Missouri Agricultural Experiment Station ) 



Turnip Mosaic - - - - - - - - 123 



MAX W. GARDNER and JAMES B. K^NDRICK 



( Contribution from Indiana Agricultural Experiment Station ) 



Hydrocyanic Acid in Sudan Grass - - - - - 125 



C. O. SWANSON 



( Contribution from Kansas Agricultural Experiment Station ) 



Nutrient Requirements of Growing Chicks: Nutritive 

 Deficiencies of Corn - - - - - - - 139 



F. E. MUSSEHL, J. W. CALVIN, D. L. HALBERSLEBEN 

 and R. M. SANDSUEDT 



( Contribution from Nebraska Agricultural Experiment Station ) 



Aecial Stage of the Orange Leafrust of Wheat, Puccinia 

 triticina Eriks. - - --- -- - 151 



H. S. JACKSON and E. B. MAINS 



( Contribution from Bureau of Plant Industry and Indiana Agricultural Experiment Station ) 



A Transmissible Mosaic Disease of Chinese Cabbage, 

 Mustard, and Turnip ------- 173 



E. S. SCHULTZ 

 (Contribution from Bureau of Plant Industry) 



PUBUSHED BY AUTHORITY OF THE SECRETARY OF AGRICCLTDRE, 



WITH THE COOPERATION OF THE ASSOCIATION OF 



LAND-GRANT COLLEGES 



WASHINOTON, D. C. 



