U. S. DjEPARTMENT OF AGRICULTURE. 



BUREAU OF PLANT INDUSTRY - BULLETIN NO. 102. 



B. T. GALLOWAY, Chi^ of Bureau. 



MISCELLANEOUS PAPERS. 



I. SUMMARY OF RECENT INVESTIGATIONS OF THE VALUE OF . 

 CACTI AS STOCK FOOD. 



Bv DAVID GRIFFITHS, Amftaiit Agrostologisl, 

 and R. F. HARE, Chemist, Neiv Mexico College of Agriculture and Mechanic Arts. 



II. A SUCCESSFUL DAIRY FARM. 



By L. G. DODGE, Scientific Assistant. 



III. PLANNING A CROPPING SYSTEM. 



By W. J. SPILLMAN, AgriculturiM. 



IV. THE APPLICATION OF VEGETATIVE PROPAGATION TO 

 LEGUMINOUS FORAGE PLANTS. 



. Bv J. M. WESTGATE, Axsii^lant Agrostologv^t, 



^ and GEORGE W. OLIVER, Plant I^opagator. 



V. THE CONTROL OF TEXAS ROOT-ROT OF COTTON. 



By C. L. SHEAR. Patholoqist, 

 and GEORGE F. OVULES, Scientific Assintant. 



VI. THE HISTORY OF THE CO^J'PEA AND ITS INTRODUCTION INTO AMERICA. 



By W. F. AVIGHT, Amdant BotaniM. 



YII. A NEW METHOD FOR THE DETERMINATION OF NICOTINE IN TaRACCO. 



Bv WIGHTMAN W. GARNER, Scientific Assistant. 



Issued Sepxembeb 9, 1907. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 

 1907. 



