Miscellaneous papers: 1, Summary of recent investigations of value of cacti as stock food, by David Griffiths and R. F. Hare; 2, Successful dairy farm, by L. C. Dodge; 3, Planning cropping system, by W. J. Spillman; 4, Application of vegetative propagation to leguminous forage plants, by J. M. Westgate and George W. Oliver; 5, Control of Texas root-rot of cotton, by C. L. Shear and George F. Miles; 6, History of cowpea and its introduction into America, by W. F. Wight; 7, New method for determination of nicotine in tobacco, by Wightman W. Garner.