Index 



489 



number of, at birth, 98 ; number 

 raised, 105 ; number dead af- 

 fected by size of litter, 106 ; 

 number of, required to hog- 

 down an acre of corn, 237 ; per- 

 centage farrowed raised, 105 ; 

 relation of age of sow to birth 

 weight of, 108, 109, 110; rela- 

 tion of sex to birth weight of, 

 107, 108 ; in rape, Plate V ; on 

 self-feeder, Plate VIl ; ringing, 

 223; roasting, 375; variation 

 in number of, 99 ; weaning, 85. 



Plumb and Anderson, 285, 288; 

 and Van Norman, 322, 342. 



Poland-China, history and charac- 

 teristics of, 421. 



Pregnancy, length of period of, 18. 



Prepotency, 440. 



Prevention of hog diseases, Chapter 

 XX, 458. 



Price, annual fluctuations in, of 

 hogs, 389 ; monthly fluctuations 

 of com, 215 ; seasonal variations 

 in, of hogs, 387; supply and, 

 fluctuations, 376. 



Prolificacy, importance in herd, 

 454. 



Protein supplements, and corn vs. 

 com alone, 276 ; relative value 

 of, 277 ; proportions required to 

 balance com, 279. 



Q 



Quality, in brood sows, 413 ; in fat 



barrows, 400. 

 Quarantine laws, relation of, to 



disease, 462—463. 



R 



Rape, characteristics of, 162 ; vs. 



alfalfa, 160; vs. clover, 156; 



early vs. late, 164 ; pigs in, Plate 



V ; supplements for pigs on, 198 ; 



winter, 166. 

 Rations, amount to feed pregnant 



sows and gilts in winter, 58, 61 ; 



amount to feed nursing sows, 83 ; 



comparison of, for pregnant sows 

 in winter, 48; for mature preg- 

 nant sows in winter, 56 ; for pigs 

 on forage, 208 ; for nursing sows, 

 82 ; for sows during breeding 

 season, 11 ; relation of, to rate of 

 gain and time of marketing, 218. 



Receipts, daily distribution of, on 

 market, 382 ; on Chicago market, 

 377. 



Records, herd, 90; importance of, 

 during mating season, 28; far- 

 rowing, 71 ; sample, 29. 



Red-dog flour, composition of, 271. 



Relation, of quarantine laws to 

 disease, 462-463 ; of sanitation to 

 disease, 458-462. 



Reproduction, the process of, 431. 



Reversion, in color, Plate XII; 

 illustration of principle of, 437 ; 

 meaning of, 436. 



Rice bran, effect on quality of pork, 

 315 ; and rice polish vs. corn chop, 

 313 ; vs. peanuts and corn, 314. 



Rice products, 312. 



Richards, 191. 



Ringing pigs, 223. 



Robertson. 322. 



Robison, 247. 



Rommel, 318, 342. 



Roots, value of, for fattening swine, 

 321, 322. 



Roughs, 374. 



Rye, composition of, 280; charac- 

 teristics of, as a forage crop, 170 ; 

 green vs. ripe, 173 ; ground vs. 

 ground corn, 292 ; hogging-down 

 ripe, 172, 174; vs. wheat, 293; 

 supplements to corn for pigs on 

 winter, 202 ; as a winter forage 

 crop, 171 ; winter, vs. dry-lot 

 feeding, 172. 



Salt, Epsom, for sows at farrowing 

 time, 75 ; for pregnant sows, 54 ; 

 for nursing sows, 82. 



Sanborn, 322. 



Sanitation, breeding herd in winter, 



