Manual of agriculture, for the school, the farm, and the fireside . Fig. 20. 456. An implement designed to supersede the use ofthe plough in many soils, is known as the digger, (Fig. 20.) USE OF THE EOLLEE. 145. Kg. 21, It leaves the ground mellow like the fork, and in goodcondition for the cultivation of crops. 457. The harrow, (Pig, 21,) is anancient implement, and is most com-monly used after the plough, tobreak down and mellow or pulverizethe furrow slice. It should be movedrapidly over the soil. It has beenvery much improved within a fewyears. 458. The cultivator, (Pig. 22,) mayproperly b
Manual of agriculture, for the school, the farm, and the fireside . Fig. 20. 456. An implement designed to supersede the use ofthe plough in many soils, is known as the digger, (Fig. 20.) USE OF THE EOLLEE. 145. Kg. 21, It leaves the ground mellow like the fork, and in goodcondition for the cultivation of crops. 457. The harrow, (Pig, 21,) is anancient implement, and is most com-monly used after the plough, tobreak down and mellow or pulverizethe furrow slice. It should be movedrapidly over the soil. It has beenvery much improved within a fewyears. 458. The cultivator, (Pig. 22,) mayproperly be regarded as a modifiedform of the harrow, but it is muchbetter than the harrow,because with its ploughshaped teeth, it lightensup and mellows thesurface soil, instead ofpressing it down hard,as the harrow is apt todo every where e:^cepton new, rougli land. 459. The roller is often used to pulverize the surfacesoil. It has so large a surface to rest on the soil, that itcrushes and breaks up clods without hardening the lowerstrata. 460. In laying down lands to grass, it is often usefulin pressing down small stones, so as to get them out ofthe way of the scythe. It is often useful, also, on newlysown grai
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Keywords: ., bookcentury1900, bookdecade, booksubjectagriculture, bookyear1912
