1919] 



INDEX OF SUBJECTS. 



985 



I'urplc scale — 



fumigation, 164. 



notes, 660. 

 Purslane, control by spraying, 5.37. 

 Putnam's scale in South Dakota, .59. 

 Pycnoscelus surinumcnsin, studies. Conn. 



State, 158. 

 Pyogenic infections, seiotlierapy, 188. 

 I'yotherapy — 



in treatment of lyiupliangitis, 192. 



review of literature, .'tTS. 

 Pyrauista nxihUuUs — 



in New York, 60. 



summarized account. Conn. State. l.")9. 

 Pyrenophora, ascospore discharge, 746. 

 J'yroderces simpler, differentiation, 552. 

 Pyrolusite from Virginia, 420. 

 I'yronema in heated soil, 216, 217. 

 Pyrupolyporus robinicr, notes, 752. 

 Quack grass, ( ladication, Iowa, 227. 

 Quadrats for study of plant climax forma- 

 tions, 327. 

 Quince — 



curculio, remedies, 853. 



rust in Oregon, 152. 

 Quiscalus quisciiluf!, notes. 840. 

 Kabbit coccidium, new, 784. 

 Rabbits, raising for meat, U.S.D.A., 676. 

 Rabic virus, diffusibility, 190. 

 Rabies — 



notes, 280, 873. 



prophylaxis and treatment, 576. 

 Radishes — 



aerial fertilization with carbon dioxid, 

 Vt., 833. 



fertilizer experiments, 627. 



sodium for, R.I., 420. 

 Radium action on plants as affected by 



light, 523. 

 Ragweed, wound .ind fungus-gall stimuli 



in, 526. 

 Rain — 



dissemination of plant diseases by, 

 S.C, 50. 



fertilizing value. Can., 510. 



nitrogen, chlorin, and sulphates in, 

 620. 

 Rainfall — 



as affecting corn crop, U.S.D.A., 810. 



of Prance, variation with altittide, 119, 

 419. 



of Hawaii, 883. 



of Hawaiian Islands, U.S.D.A., 717. 



of Mexico, 510. 



of Ohio and Mississippi basins, peri- 

 odicity, 892. 



of United States, 510. 



reduced, and climate formula, 16. 



relation to alfalfa seed production, 

 U.S.D.A., 732. 



relation to conflguiation, 510 



relation to plant diseases, 841. 



summer, of United States, U.S.D.A., 

 809. 



(See also Precipitation.) 



Kaisins — 



drying, 557. 



from wine grapes, 651. 



sulphuring, Cal., 15. 

 Ilamphalcyon, taxonomy, 250. 

 Ramularki n.spp. on ginseng, descriptions, 



155. 

 Range — 



cattle, silage for, Ariz., 368. 



cattle, thistle silage for, N.Mex., 176. 



conditions in Mexico, 821. 



goats, production, U.S.D..V., 71. 



grasses of North Dakota, carrying 

 capacity, 434. 



management, U.'S.D.A., 521, 565. 



plants, poisonous, U.S.D.A., 565. 

 (See also specific plantfs.) 



sheep, emergency fe(Hling. Nev., 271. 



stock, emergency feeds, Tex., 70. 

 Ranges — 



carrying capacity, 869. 



oak-brush, U.S.D.A., 191. 

 Rape — 



as silage crop, 732. 



cake, fertilizing value. 218, 826. 



culture experiments. Can.. 528. 



(lust, fertilizing value. 825. 



pasture for lambs, 368 : Ohio, 177. 



pasture for swine, 675 ; Ohio, 178. 



pastured-off, effect on following crop, 

 826. 



protein content during growing period, 

 Iowa, 273. 



silage for growing pi.?s. Iowa, 273. 



sodium for, R.I., 426. 



'sulphur fertilizers for, 427. 

 Raspberries — 



as phytometers. 327. 



culture, Mich., 148. 



culture in Minnesota, Minn., 387. 



culture on small holdings in Scotland. 

 836. 



potash fertilizers for, Mass., 21. 

 Raspberry — 



anthracnose, treatment, Iowa, 249. 



sawfly, notes. Conn. State, 159. 

 Rats, 8piroch(Fta icterohwiiiorrhagicB in, 85. 



(See also Rodents.) 

 Rattler, small-type, description, 788. 

 Reckziekte in sheep, 873. 

 Reclamation Service, work of, 181. 

 Reconstruction — 



agricultural, in Canada, 792. 



agricultural, in France, 593, 792. 



agricultural, in Great Britain, 92, 792. 



agricultral, in Italy, 793. 



list of references, 387. 



place of agriculture In. treatise, 489. 



rural, In Bengal, 490. 

 Reourvaria nanella, studies, 61. 

 Bed— 



dog flour. {See Flour, red dog.) 



scale, fumigation, 164. 



spid(>r on hops, N.Y.Cornell, 161. 



spider, remedies, 160. 



