287 



A description of the uplands of tlie Columbia Basin, the 

 methods of tillage in use by the farmers of this region with the 

 relative merits of the different methods, and a study of the vari- 

 eties of wheat grown and their adaptability to the different sec- 



ts 

 tions. 



FARMERS BULLETIN 295. 



Potatoes and Other Root Crops as Food. B}- C. F. Lan:^-- 

 worthy, in Charge of Nutrition Investigations, Office of Experi- 

 ment Stations. Pp. 47, figs. 4. 



A summary of information concerning the composition, digesti- 

 bility, and nutritive value, etc., of potatoes, artichokes, tropical 

 starch-bearing roots, succulent roots, tubers and bulbs, and roots 

 used' as condiments. 



farmers' bulletin 296. 



Experiment Station Work, XLI. Compiled from the Publica- 

 tions of the Agricultural Experiment Stations. Contents : Wells 

 and pure water — Phosphates and soil acidity — Pure seed v. poor 

 geed — Disease-resistant clover — Eradication of wild mustard — 

 Sterilization of soils for preventing plant diseases — Seedless ton^a- 

 toes — Pickling olives and mock olives — Hay box or fireless cooker 

 — Insect enemies of shade trees — Feeding whole grain — Improve- 

 ment of cattle— Ventilation of stables— Hog cots— Preserving 

 eggs — American Camembert cheese. 



farmers' bulletin 297. 



Methods of Destroying Rats. By David' E. Lantz, Assistant, 

 Bureau of Biological Survey. Pp. 8, fig. i. 



This bulletin is issued in response to numerous calls for prac- 

 tical methods of destroying rats. It contains descriptions of dif- 

 ferent methods of poisoning, trapping rats, the use of ferrets and 

 dogs, and fumigation, gives a list of their natural enemies, and 

 suggests means of excluding them from buildings. 



farmers' bulletin 299. 



Diversified Farming under the Plantation System. By D. A. 

 Brodie, Assistant Agriculturist, and C. K. McClelland, Scientific 

 Assistant, P'arm Management Investigations, Bureau of Plant In- 

 dustry. Pp. 16. 



