CONTENTS. 11 



Farmers' institutes in the United States, 1910 — Continued. Page. 



Special institutes 388 



Agricultural college extension work 389 



The American Association of Farmers' Institute Workers 390 



Institutes for young people 391 



Institutes for women 392 



Fair associations 393 



Agricultural instruction trains 394 



Reports of local managers 394 



Economy in institute expenditure 397 



Improvement of the institute service 397 



Work of the office 398 



State reports 399 



Statistics of farmers' institutes, 1910 418 



The results of agricultural extension in Belgium 425 



Introduction 425 



Extension supervisors 427 



Province of Antwerp 429 



Province of Brabant 433 



Province of West Flanders 434 



Province of East Flanders 437 



Province of Hainaut 439 



Province of Liege 441 



Province of Limburg 442 



Province of Luxemburg 443 



Province of Namur 444 



Origin and development of the nutrition investigations of the Office of Experi- 

 ment Stations 449 



Introduction 449 



Early nutrition work in the United States 449 



Origin of the nutrition work of the United States Department of Agriculture . 450 



Organization of the nutrition inquiry 453 



Scope of the nutrition investigations 454 



Technical reports, popular bulletins, and other nutrition publications. . . . 457 



Results of the nutrition work and conclusion 459 



Irrigation under the Carey Act 461 



Conditions leading up to the passage of the Carey Act 461 



The Carey Act and its amendments 463 



Operation of the Carey Act 467 



The Carey-Act States 468 



Idaho 468 



Wyoming 474 



Montana 476 



Oregon 479 



Colorado 482 



Nevada 484 



The value of the Carey Act 486 



Development of methods of draining irrigated lands 489 



Introduction 489 



Causes which produce seepage 490 



Methods of draining in the Bear River Valley, Utah 491 



Progress and difficulties in western Colorado 493 



Collecting pits and sand traps 494 



Special relief wells and discharge drains 495 



