612 



INDEX 



Red Clover, Continued. 



sickness, 398-401. 



silage, 385. 



soil relations, 363. 



soiling, 384. 



stage to cut, 380. 



statistics of seed crop, 391. 



stems, proportion of, 396. 



straw, 391. 



varieties, 366-368. - 



volunteer crops, 379. 



winter-killing, 374. 



yields of hay, 382. 



yields of seed, 390. 

 Redtop, adaptations, 171. 



agricultural history, 171. 



Australian, 258. 



botany, 170. 



characteristics, 172. 



culture, 173. 



Hawaiian, 258. 



importance, 172. 



names, 170-175. 



regional strains, 173. 



seed, 175. 



seed production, 174. 



variability, 173. 



yield of hay, 174. 

 Reed canary-grass, 230. 

 Reed fescue, 210. 

 Rescue-grass, 256. 

 Reseeding old meadows, 96. 

 Respiration calorimeter, 62. 

 Rhizoctonia violacea, 398. 

 Ribbon-grass, 230. 

 Richardsonia scabra, 571. 

 Robertson mixture, 43. 

 Root crops, 3, 583. 



comparison of different, 586. 



comparison with corn, 588. 



comparison with sorghum, 588. 



importance, 584. 



kinds, 585. 



Root forage, statistics, 120. 

 Rootknot, 511, 536. 

 Root-maggot, 592. 

 Root nodules, description, 16. 



forms of, 17. 



importance of, 19. 



Root-rot, 356. 



Roots, alfalfa, 320, 325. 



brome, 197. 



cowpea, 510. 



Kentucky blue-grass, 158. 



orchard-grass, 188. 



red clover, 394-397. 



redtop, 172. 



sainfoin, 559. 



sorghum, 263. 



sweet clover, 421. 



timothy, 142, 143. 

 Rootstocks, alfalfa, 323. 



Bermuda-grass, 242. 

 Rotations, with alfalfa, 343. 



with common vetch, 463. 



with hairy vetch, 473. 



with rape, 590. 



with red clover, 377. 



with soybeans, 530. 

 Roughage, 3. 

 Rough cock's-foot, 176. 

 Roughness, see Roughage. 

 Rough-stalked meadow grass, 169, 

 Rowen, 4, 102. 

 Rye-grass, Argentine, 215. 



Bailly's, 215. 



English, 211. 



Italian, see Italian rye-grass. 



Pacey's, 215. 



perennial, 211, 215. 



Rieffel's, 215. 



short-seeded, 215. 



Westernwolth, 215, 218. 



Saccharum officinarum, 247. 

 Sachaline, 578. 

 Sainfoin, 559-562. 



agricultural history, 569. 



American data, 561. 



culture, 560. 



description, 559. 



seed, 561. 



Spanish, 562. 

 Sampling of seed, 75. 

 Sanguisorba minor, 578. 

 Schabdar, 434. 

 Schrader's brome-grass, 256. 

 Sclerotinia trifoliorum, 398. 



