INDEX 



581 



Physiology, 292 

 Pigmentation, changes in, 536 

 Planning records, 453 

 Plans multiple-unit house, 129 

 Plucking methods, 413 

 Plumping, 417 

 Plymouth Rocks, 89 

 Polish class, 75 

 Poor hatchee, causes, 322 

 Pork scrap, value, 195. 196 

 Portable laying house, materials, 141 

 plans, 140 

 specifications, 139 

 Post-mortem examinations, 502 

 Posts, bracing, 163 



materials for, 161 



setting, 162 

 Potatoes, usage, 199 

 Potential energy defined, 209 

 Poultry, breeds of, 63 



diseases, 496, 503 



economics, land, labor and capital, 58 



exhibitions, 475 



farming defined, 7 



fixtures, 143 



house, standard multiple-unit, 113 



in cities, 8 



in the United States, 8-10 



journals, list, 555 



keeping, advantages, 28 

 disadvantages, 31 



diversity of, 22 



how to learn, 57 



place in the animal kingdom, 65 



plants, scoring, 493 



surgery, 504 



systems, danger of, 34 



value of pure-bred, 252 

 Poultry farm management, definition, 515 

 Poultryman, qualifications of, 57 

 Power, kinds of, 206 

 Practical application, value of, 1 

 Practice of poultry breeding, 245-265 

 Prepotency defined, 242 



how increased, 243 



importance in breeding, 283 

 Preservation of eggs, 441 

 Preservation, of fence posts, 161 



of fences, 167 



of houses, 122 

 Price of products, 426 

 Prices, regulation of, 430 

 Principles of breeding, 225 



of judging, 487 

 Prizes, profit from, 473 

 Problems of the breeder, 223 



Producer to consumer, 425 

 Production, amount of, 33 



as affected by male, 307 



cost of, 33 



feeding for, 175 



noted centres of, 10 

 Productiveness, effect on vigor, 255 

 Products as influenced by foods fed, 178 



easy to market, 29 



exhibition of, 486 



variety of, 29 

 Profits, average yearly, 34 



as influenced by war, 531 



determined by, 32, 267 



effects of rats and mice upon, 110 



factors affecting, 525 



from advertising, 475 



from prizes, 473 



from sale of birds, 475 



how to increase, 35 



fjer cent on investment, 34 

 Protection from cold, 110 

 Protein, composition of, 170 



cost of a pound, 211 



defined, 170 



for chicks, 360 



functions of, 172 



importance of, 172 

 Protoplasm defined, 295 

 Proventriculus, 297 

 Publications, development of, 20 

 Pullets as breeders, 256, 284 



early producing, 253 

 "Pure bred" defined, 96 

 Pure-bred birds, cost of, 98 

 demand for, 99 

 efficiency of, 99 

 selling value, 99, 252 

 Pure breeds, advantages of, 96 

 value for meat, 259 



Qualifications necessary for poultryman, 57 

 Quality of products, 426 

 Quarters, roosting, 145 



Range, 369 



Rape, composition of, 200 



value, 201 

 Rations, compounding, 207 



defined, 207 



for chicks, 361 



for growing stock, 375 



