1916] 



LIST OF PUBLICATIONS. 



XI 



v. S. Deparlment of Agriculture — Contd. 



Scientific ContribTitions — Contd. Va^e. 



Ilorismology of the Ilymonop- 

 terous Wing, S. A. llohwer 

 andA. B.Gahan 262 



Two New Species of Cerceris, 



N. Banks 202 



Descriptions of Six New Spe- 

 cies of Ichneumon Flies, li. 

 A. Cushman 2f32 



Some New Chalcidoid Hymcn- 

 optera from North and South 

 America, A. A.Girault 2G2 



New Genera and Species, witli 

 Notes on ParasiticHymenop- 

 tera, A. B. Gahan 202 



New Chalcidoid Hymenop- 

 tera, A. A. Girault 203 



Two New Mymaridse from the 

 Eastern United States, A. A. 

 Girault 2G3 



Some Sawfly Larva? Belonging 

 to the Genus Dimorphop- 

 teryx, W. Middleton 263 



Two Mexican Mvrmecophilous 

 Mites, N. Banks 204 



Food Selection for Rational 

 and Economical Living, C. 

 F. Langworthy 269 



The Poultry Industry, Its Im- 

 portance in Agricultural De- 

 velopment, H . M . Lamon . . 275 



Irrigation Districts in Califor- 

 nia, 1887-1915, F. Adams. . . 284 



U. S. Deparlment of Agriculture — Contd. 



Scientific Contributions — Contd. Piige. 



Land Bedding as a Method of 

 Drainage in the Gulf Coast 

 Region of Texas, E. W. 

 Gruss 286 



The Agricultural Element in 

 the Population, E. Merritt. . 294 



A Farm Management Demon- 

 stration on 161 Chautauqua 

 County Farms for 1914, II. B . 

 Rogers 296 



Report of the Bil)liographer of 

 the Association of American 

 Agricultural Colleges and 

 Experiment Stations, A. C. 

 True..... 297 



The Exhil^it in Agricultural 

 Education at the Paiiama- 

 Pacific International Expo- 

 sition, A. C. True 297 



The Preparation Required for 

 Extension Work in Agricul- 

 ture, A. C. True 297 



Effective Con-elation of Station 

 and Extension Workers, B. 

 Knapp 297 



The Place Wliich Demonstra- 

 tion Should Have in Exten- 

 sion Work, B. Knapp 298 



The Organization of ('oopera- 

 ti\e Extension Work, Ma- 

 chinery and Method, A. C. 

 True 298 



