Productive farming . d at the first part of this period and a little dry graintoward the last; (4) the corn period, or fattening stage. Itis well to use some sliced roots in addition to the corn, butit is not best to give a wide range on pasture at this this four-period plan of feeding is followed for earlyspring pigs they can be sold without carrying them overwinter. 28^2 rRODUCTIVE FARMING Pigs require plenty of good water, and also plenty ofmineral matter. Besides the mineral matter in the feedsthey should be supplied with charcoal, wood ashes, commonsalt, sulfur, saltpeter, and air
Productive farming . d at the first part of this period and a little dry graintoward the last; (4) the corn period, or fattening stage. Itis well to use some sliced roots in addition to the corn, butit is not best to give a wide range on pasture at this this four-period plan of feeding is followed for earlyspring pigs they can be sold without carrying them overwinter. 28^2 rRODUCTIVE FARMING Pigs require plenty of good water, and also plenty ofmineral matter. Besides the mineral matter in the feedsthey should be supplied with charcoal, wood ashes, commonsalt, sulfur, saltpeter, and air slaked lime. These maybe kept under cover where they have constant accessto them. Hog Cholera.—Swine production is much hampered bythe disease known as cholera. This is very contagious, andis most common in the corn belt. It is spread from place toplace in several ways, as by running streams, by buzzards,crows, dogs and other animals, and on the shoes of must be taken to prevent the disease from spreading. Fig. -.\ form of brood hou?e for sow and pigs. Easily removed to a cleanplace to prevent disease. in any way (Fig. 188). A special form of vaccination toprevent hog cholera is now being used bj some large have come into the practice of selhng pigs beforethey are very old. The prevalence of this disease has beenone of the causes of this. Exercise.—Feed and Age of Pigs.—Let students tellof the methods of feeding swine which they have learnedfrom older people. Let them also tell at what ages marketpigs are usually sold. Exercise.—Breeds of Swine.—A visit should be madewith the class to places where good types of fat or baconpigs are kept. If there are pure breds or high grades in thevicinity they should be used to show breed characteristics. POULTRY MANAGEMENT 283 Exercise.—Swine Judging.—Get score cards for fat andfor bacon types of swine from your State Agricultural Collegeand have one or two lessons in judging. This will clearlysh
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Keywords: ., bookcentury1900, bookdecade1910, bookidcu, booksubjectagriculture
