IMPLEMENTS OF HUSBANDRY
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Every farm ought to be provided with rollers of differentdiameters and weights, so as to suit the purpose to whichthey arc to be applied. Rollers made of granite are muchapproved of; and in some cases they are made of iron.
SECT. VIII.
DRILL-MACHINES.
Drill-machines are generally used in the improved dis-tricts of Scotland , chiefly in sowing turnips, beans, and pease.Till within these few years, these machines were made to sowonly one drill at a time; but now they are so constructed, asto sow two or three, and sometimes a greater number, atonce. For turnips these large ones answer very well, andsave much labour; also for beans and pease, when the landhas been previously ridged up, especially when the soil is dry,and free from root weeds. But in cases where beans or peaseare put in after the plough, which is the common mode, thenthe single drill-barrow, worked by one person, is the only onewhich can be used with advantage. The drill-barrow is of-ten attached to the handles of the common plough, and theseed deposited as the furrow is turned over. Two commonploughs follow, each taking a breadth of about nine inches.By this means the rows are twenty-seven inches distant, andwhen the beans are above ground, they are cultivated as ifthey had been sown in drills.
Drill-machines for sowing grain are but little used in Scot-land , the broad-cast husbandry being generally preferred.