XV111 



TABLE OF CONTENTS 



The lime-magnesia ratio, 458 Forms of calcium, 459 

 Caustic limes, 460 Carbonate of lime, 461 Relative 

 effectiveness of caustic lime and carbonate, 462 Sul- 

 fate of calcium, 463 Common salt, 464 Muck, 465. 



CHAPTER XXV 



FERTILIZER PRACTICE . 



546-576 



Effects of nitrogen on plant growth, 466 Effects of 

 phosphorus on plant growth, 467 Effects of potassium 

 on plant growth, 468 Law of the minimum, 469 Fer- 

 tilizer brands, 470 Fertilizer inspection and control, 

 471 Trade values of fertilizers, 472 The buying of 

 mixed goods, 473 Home-mixing fertilizers, 474 Fer- 

 tilizers not to be mixed, 475 How to mix fertilizers, 

 476 Factors affecting the efficiency of fertilizers, 477 

 Method and time of applying fertilizers, 478 Fertiliz- 

 ing crops, 479 Systems of fertilization, 480. 



CHAPTER XXVI 

 FARM MANURES 



General character and function of farm manures, 481 

 Variable composition of manures, 482 Litter, 483 

 Class of animal, 484 Individuality, condition, and age 

 of animal, 485 Food of animal, 486 Handling of the 

 manure, 487 Composition and character of farm ma- 

 nures, 488 Actual plant-food in liquid and solid excre- 

 ment, 489 Production of manure, 490 Heiden's 

 formula, 491 Poultry manure, 492 Commercial and 

 agricultural evaluation of manures, 493 The fermenta- 

 tion of manure, 494 Aerobic action, 495 Anaerobic 

 action, 496 Fermentation in general, 497 Gases from 

 manures, 498 Change of bulk and composition of rot- 

 ting manure, 499 Fire-fanging of manure, 500 

 Waste of farm manures, 501 Losses due to digestion, 

 502 Losses due to leaching and fermentation, 503 

 Increased value of protected manure, 504 The money 

 waste of manure, 505 Handling of manures, 506 

 Care of manure in the stalls, 507 Hauling directly to 



577-618 



