414 



INDEX 



Reservoir, earth, in Arizona, (fig.) 303. 

 Reservoirs, location of, 302; cost of, 



303- 



Revegetation, by natural reseeding, 

 60; plan suggested by migrations 

 of buffaloes, 61; object sought, 61; 

 by yearlong grazing, 72; by year- 

 long protection, 73; by deferred 

 grazing, 74; plan for deferred and 

 rotation grazing, 79; of bed grounds, 

 120; of lands grazed each year be- 

 fore seed maturity compared with 

 yearlong protected areas, 124; re- 

 lation of erosion to, 182, 189; points 

 to be considered in study of, 339; 

 for study in grazing course, 372, 

 375, 386. . 



Rhamnaccac, for study in grazmg 

 course, 369. 



Rhododendron, white, poisonous spe- 

 cies, 274, (fig.) 276. 



Rhododendron albijiorum, poisonous 

 species, 274. 



Ricegrass, mountain, in desert range of 

 Great Basin, 7; for study in grazing 

 course, 368. 



Rights, prescriptive, in national forests 

 of European Governments, 24; prop- 

 erty, for study in grazing course, 366. 



River-bottom erosion, 176. 



Rocky Mountain region, the, 5; lo- 

 cation, 8; rainfall, 8; native veg- 

 etation, 8; summer range, (fig.) 9; 

 pasture lands, for study in grazing 

 course, 365. 



Rodents, injury to tree reproduction 

 by, 199; destructive to pasture, 

 for study in grazing course, 377, 



389- 



Root system, of vegetation on high 

 mountain range, (fig.) 350. 



Rosaceae, for study in grazing course, 

 369- 



Rose family, for study in grazing 

 course, 369. 



Roughage, use of, in reseeding plan, 

 81; air-drj', 329; to be considered 

 in range and pasture inspection, 335; 

 for study in grazing course, 364. 



Rubberweed, indicator plant, 129. 



Rubberweed, Colorado, poisonous to 

 stock, 276; habitat, 276. 



Rue, meadow, on range grazed an- 

 nually, (fig.) 122; on protected plot, 

 (fig.) 123; on protected plot and on 

 unprotected range, 125; untouched 

 by stock, 126; growth after burning 

 brushland, 226. 



Rumex Mexicanus, in foxglove-sweet 

 sage-yarrow cover, 114; on bed 



ground, (fig.) 121; indicator plant, 

 - 129. 



Rushes, in meadow type, 312; in 

 grazing course, 368. 



Rye, wild, host plant, 281. 



Ryegrass, for hay and pasture com- 

 bined, 132; habitat, 143; for study 

 in grazing course, 367. 



Ryegrass, English, mixture for tem- 

 porary pasture, 148. 



Ryegrass, Italian, in reseeding tests, 

 41, 44, 45; amount to sow and cost, 

 53, 144; moisture requirements, 

 54; habitat, 143. 



Ryegrass, perennial, in reseeding tests, 

 44, 45; amount to sow and cost, 

 53, 143; moisture requirements, 

 54; habitat, (fig.) 143. 



Ryegrass, wheatlike, host plant, (fig.) 

 283. 



Sage, on winter desert range, (fig.) 

 332. 



Sage, sweet, in depletion of mixed 

 grass and weed stage, 113; in sec- 

 ond or late weed stage, 113; habit 

 of growth, (fig.) 114; on range 

 grazed annually, (fig.) 122; on pro- 

 tected plot, (fig.) 123; on protected 

 plot and on unprotected range, 125; 

 indicator plant, 129, 130. 



Sagebrush, in Great Plains, 6; in 

 desert range of Great Basin, 7; 

 grazing tyipe, (fig.) 314, 315. 



Sagebrush, black, effect of fire on, 226. 



Salicaceac, for study in grazing course, 

 369- 



Salix, sign of overgrazing, 106; effect 

 of fire on, 226. 



Salt, to prevent poisoning, 245; used 

 in killing poisonous plants, 247. 



Saltbush, on desert range of Great 

 Basin, 7; in reseeding tests, 41. 



Saltbush, Australian, in reseeding test, 

 44; moisture requirements, 54. 



Saltgrass, for study in grazing course, 

 368. 



Salting, of stock, to prevent poisoning, 

 245; for study in grazing course, 

 376. 



Salting stations, aid in deferred graz- 

 ing, 83; location of, a factor in 

 control and distribution of li\estock, 

 192; valuable for fire-fighting pur- 

 poses, 234; to be shown on map, 

 334; to be considered in range or 

 pasture inspection, 335. 



Salts, Epsom, dose, for loco poisoning, 



