130 INDEX TO YEARBOOKS, 



Roots, plant, effect of overfeed, note, 1901, 171. 



tree, injuries by insects, 1905, 251. 

 Rootworm, corn, destruction by crop rotation, 1905, 468. 

 Rose, diseases, 1905, 1905, 611. 



Dr. J. N., estimate as to number of species of agaves, 1902, 314. 

 Roses, complete fertilizer, recommendations, 1902, 558. 



soil, feeding, etc., discussion, 1902, 554-559. 

 Rosin, exports, 1901-1905, 1905, 776. 



oil, characteristics and source, 1902, 331. 

 Rot, bitter, of apples, suggestion for treatment, 1902, 18. 



black, of tobacco, losses and avoidance of them, 1901, 54. 

 foot, of sheep, remarks, 1904, 23. 

 gid of sheep, remarks, 1904, 23. 

 potato, 1903, 540. 



investigation at Hawaii Experiment Station, 1902, 104; 1903, 89. 

 prevalence, 1905, 1905, 603, 604, 605, 607. 



taro, investigation at Hawaii Experiment Station, 1902, 104; 1903, 89. 

 Rotation, crop, and sheep feeding in potato culture, 1904, 313. 

 improvements, 1902, 597. 

 on alkali lauds in Egypt, 1902, 584. 

 sheep farm, note, 1902, 361. 

 typical live-stock farm, 1902, 355-357. 

 practices, article by George K. Holmes, 1902, 519-532. 

 relation to insect suppression, 1905, 467^69. 

 use in restoring soils, note, 1904, 69. 

 Rotations, crop, more general, for specified crops, 1902, 521-526. 



See also Crop, rotation. 

 Roth, Fh/Ibert, article on "Grazing in the forest reserves," 1901, 333-o48. 

 Rothamsted, result of investigation of evaporation of soil, 1903, 281. 

 Roughage on dairy farm, cutting, 1903, 366. 

 Roundworms as parasites, remarks, 1905, 140. 



transmission, 1905, 149-154. 

 Rubber, culture of plants in Tropics, 1901, 362. 

 India, imports, 1904, 725. 



industry Central America, investigations, 1905, 46. 

 tree, American, Castilloa, cultivation, remarks, 1902, 24. 

 Rugs, Angora goat, preferred color and prices^ 1901, 284. 

 of mohair, durability and beauty, 1901, 277, 283. 

 Rum, exports, 1901-1905, 1905, 779. 

 Rumph, L. A., originator of Belde peach, note, 1902, 476. 

 Run-off effect of forests, discussion, 1903, 285-287-288. 



evaporation, transportation, etc., definition of terms, 1903, 280-281. 

 records in San Bernardino Mountains, winter of 1899-1900, 1903, 285, 286, 287, 

 surface and seepage, influence of forest in regulation, 1903, 283-285. 

 Riiping process, timber preservation, remarks, 1903, 436. 

 Rural common school, some problems, article by A. C. True, 1901, 133-154. 

 free delivery, distribution of weather forecasts, 1904, 16. 



forecasts for farmer, remarks of Secretary, 1901, 16. 

 relation to good roads, 1903, 100. 



weather reports, 1902, 10. 

 mails, free delivery, remarks, 1901, 691. 



1902, review, 1902, 746-747. 

 population and the roads, discussion, 1903, 455. 

 schools. See Schools, rural. 

 Rush, species for making matting, remarks, 1904, 27. 

 Rusk citrange, name, origin, description, and uses, 1904, 228-229. 

 Russia as competitor in cotton production, 1901, 204. 



Asiatic, increase of cotton production, 1901, 202. 

 study of cereals and other crops, 1902, 34. 

 Rust, cotton, note, 1903, 540. 



1904, notes, 1904, 568-575. 

 grain, cotton, and other, crop season, 1905, notes, 1905, 589-597. 

 prevalence, 1905, 1905, 603, 604, 605, 606, 608, 609. 

 resistance of durum wheats, note, 1904, 27. 

 wheat and oats, notes, 1904, 568, 569, 570, 571, 572, 573. 



oats, and alfalfa, notes, 1903, 540. 

 winter wheat, notes, 1903, 532, 533-536. 



