CONTENTS XXI 



PAGES 



Farm Butter-Making 458 



Bitter milk and cream, 459 Why butter will not " come," 460 

 Old cream makes poor-flavored butter, 461 White specks in 

 the butter, 461 Mottled butter, 461 Effect of feed on butter- 

 fat, 461. 



Butter from Whey . 461 



Milk, Butter, and Dairy-farm Scores ...... 462 



Score-card for market-milk, 462 Butter score-card, 463 

 Cheese score-card, 464 University of Wisconsin score-cards, 465. 



Butter Classifications and Grades ....... 465 



Definitions, 465 Grades, 465 Specials, 465 Extras, 466 

 Seconds, 466 Thirds, 467 No. 1 packing stock, 467 No. 2 

 packing stock, 467 No. 3 packing stock, 467. 



Dairy Establishment Scores and Rules ...... 467 



Score-card for production of sanitary milk, 467 Milk inspec- 

 tion of farm dairies, 469 Rules for the production of clean 

 milk, 471 Sanitary inspection of city milk plants, 472. 



CHAPTER XXV 



CONSTRUCTION, FARM ENGINEERING, MECHANICS . . . 473-503 

 Silos 473 



Least number of dairy cows for silos of given diameters, 473 

 Feeding capacity of silos, 473 (Approximate quantity of silage 

 required per day Necessary diameter of silos for feeding given 

 numbers of cows) Other silo figures, 476 (Weight of silage- 

 capacity of cylindrical silos) . 

 Barn Figures ......... . 477 



Wire Fence . , 477 



Dimensions of 1-, 2-, 3-, 4-acre lots and fence required to inclose 

 them, 478 Gauges, sizes, and weights of plain wire, 479 Barb- 

 wire, 479 Galvanized coiled spring-steel wire, 479 Rods of 

 fence required for fields of different sizes, 480. 



Tensile Strengths of Mopes . . . .. . . . . 481 

 Tile Draining ...:,.. ... 481 



Number of feet of tile per acre, 481 Limit of size of tile to 

 grade and length, 481 Number of acres drained by given sizes 

 of tile, 482 Price-list of tile, 483 Cost of laying tile, 483 

 Drainage points, 484 Don'ts in land drainage, 484. 



Road-Drags . 485 



Use of the King road-drag, 485 The split-log road-drag, 487. 



