. Western agriculture. action Engine. With extensive methods of farm-ing the traction engine has come into use. Both steamand gas are used as a source of power. Some of the com-mon uses to which the tractor is put are to plow, seed, andcultivate the ground; harvest the crops, haul gravel trains,draw road graders, pump water, pull stumps, saw woodand lumber, and haul farm products to market. The trac-tor is better for some of these purposes than for others. Itsusefulness for plowing and cultivating purposes is still un-determined in many portions of the intermountain ter-ritory, because there a
. Western agriculture. action Engine. With extensive methods of farm-ing the traction engine has come into use. Both steamand gas are used as a source of power. Some of the com-mon uses to which the tractor is put are to plow, seed, andcultivate the ground; harvest the crops, haul gravel trains,draw road graders, pump water, pull stumps, saw woodand lumber, and haul farm products to market. The trac-tor is better for some of these purposes than for others. Itsusefulness for plowing and cultivating purposes is still un-determined in many portions of the intermountain ter-ritory, because there are so many different soils. In somecases it is maintained that the tractor packs the soil to the MACHINERY FOR PLOWING AND CULTIVATING 167 detriment of the crop. In other cases it seems a success,being good for plowing virgin land. If the ground is soft,provision is made by which an extension rim can be boltedto the wheels and thus distribute the weight over a largerarea. By this means the ground has a less tendency to. Figure 48.—Disk harrow. pack. Farmers sometimes make a mistake in buying a largetraction engine without having sufficient work to keep itbusy. Deterioration and interest on the investment amountto considerable. A small tractor that will pull two or threeplows will meet the needs of the majority of farmers. It isquite difficult to estimate the cost of plowing on accountof the difference in cost of fuel for different locations. Disk Harrow. To secure the best results plowing mustbe followed by the right kind of cultivation. One of thebest implements to follow the plow is the disk account of its rolling motion and its wide range of ad-justment this machine may be used for a great variety of 168 WESTERN AGRICULTURE purposes and under varying conditions of soil and disks vary in size from twelve to twenty inches, four-teen to sixteen inches being used most. The disk harrowshould be well-made, furnished with good bearings and asimple, sure oili
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear
