Vol. XVI JANUARY 20, 1919 No. 3 



JOURNAL OP 



AGRICULTURAL 



RESEARCH 



CONXE^NXS 



Paga 



Variations and Mode of Secretion of Milk Solids - - 79 



JOHN W. GOWEN 



(Contribution fron Maine Agricuttaral Experiment Station} 



New Biologic Forms of Puccinia graminis - - - 103 



E. C. STAKMAN, M. N. LEVHTE, and J. G. LEACH 



(Contribution from Minneeota Agricultural Experiment Station) 



PUBUSHED BY AUTHORITY OF THE SECRETARY OF AGRICULTURE, 



WITH THE COOPERATION OF THE ASSOCL^TION OF AMERICAN 



AGRICULTURAL COLLEGES AND EXPERIMENT STATIONS 



^A^ASHINOTON, D. C. 



WAaHINQTON l QOVEnNMeNT PniNTlNQ OFFICE :«»!• 



