1919] CONTENTS. VH 



Page. 



Studies on anthelmintics. — II, Value of carbon bisulphid, Hall et al 480 



A mycosis of turkeys, Archibald 481 



EUKAI. ENGINEERING. 



Operation and maintenance of irrigation systems, Harding 481 



Reclaiming the arid West, James 481 



Irrigation opportunities in Russia are great, Tchikolf 481 



Measurement of irrigation water 481 



Pumping for irrigation, Marcellus 481 



Electrically driven high-lift centrifugal pumps, Fleming 481 



Transforming canal losses in terms of depth to quantity, Cupper 482 



Computing the lateral pressure of saturated earth, Husted 482 



Inexpensive cypress lath subirrigation plan 482 



Agricultural drainage, Evans 482 



Synopses of drainage laws, Smith et al 482 



Farm drainage 482 



Use of dynamite in antimalarial drainage, Hoskins and Hardenburg 482 



Segment blocks have advantages on larger size drains, Yarnell 483 



Progressive erosion in a dredged drainage channel, llamser 483 



Inspection of drainage ditch cross-sections after contract dredging, Blaine_ 483 



The water supply of Egypt, 1913-14, Keeling 483 



Drinking water 483 



Water purification, Ellms 483 



Water systems for farm homes, Fenton 484 



Relation of shrinkage and strength of wood to density, Newlin and Wilson- 484 



Wear-resisting values of aggregates for concrete roads, Mattimore 484 



Effect of tractive resistance in terms of gasoline consumption 486 



An economic study of the gas tractor in Pennsylvania, Fox 486 



Tractor test on the university farm, Howenstine 486 



Demonstration of tractors and plows 487 



Homemade header attachment, Fuller 487 



Potato planting machinery in New York, Hardenburg 487 



Farm mechanics. Shearer 487 



The farmer his own builder, Roberts 488 



The homemade stave silo, Corbett and Morton 488 



Pit silos for New Mexico, Watt 488 



The silo, Ives 488 



A silo for every farm, Westover 488 



Suggestions for selecting and building a silo, Bechdel 488 



Silos: Types, costs, crops, machinery, silage facts and factors 488 



How to cure hams, bacons, and other pork products. Foot 488 



Materials and plans for sweet potato storage house, Hoffmann and Prince_ 488 



The self-feeder for pork production, Highfill 488 



The farm poultry house, Seitz and Talcott 488 



Housing farm help. Whiting 488 



Farm sewage disposal for Idaho conditions, Wooley 489 



A portable privy for use in field service, Griffitts 489 



Electricity on the farm. Creese 489 



RUEAL ECONOMICS. 



The place of agriculture in reconstruction, Morman 489 



The land and the soldier, Howe 489 



The Land Settlement Act of California and plans for soldier settlement 489 



The place of agriculture in modern industrial society, I-II, Nourse 489 



Food production in the United Kingdom 490 



Food production and its problems for the consumer 490 



Rural industries 490 



Rural economy of France, Conacher 490 



[German agriculture after the war], Stieger 490 



Agricultural organization and rural reconstruction in Bengal, Dutt 490 



Consolidation of agricultural holdings in the United Provinces, Jevons 491 



Organization of the village, Newton ; 491 



Function of the departmental agricultural labor bureaus, Dumont 491 



Cooperative credit operations under the Rural Credits Act, Weir 491 



