An encyclopædia of agriculture [electronic An encyclopædia of agriculture [electronic resource] : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and the cultivation and economy of the animal and vegetable productions of agriculture, including all the latest improvements, a general history of agriculture in all countries, and a statistical view of its present state, with suggestions for its future progress in the British Isles encyclopdiaofa02loud Year: 1831 Book VL MANAGEMENT OF MANURES. 803 cross-ploughed; and after
An encyclopædia of agriculture [electronic An encyclopædia of agriculture [electronic resource] : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and the cultivation and economy of the animal and vegetable productions of agriculture, including all the latest improvements, a general history of agriculture in all countries, and a statistical view of its present state, with suggestions for its future progress in the British Isles encyclopdiaofa02loud Year: 1831 Book VL MANAGEMENT OF MANURES. 803 cross-ploughed; and after lying till sufficiently dry to admit the harrows, it is harrowed and rolled re- peatedly, and every particle of the vivacious roots of weeds brought up to view, carefully gathered by hanet into heaps, and either burnt on the field, or carted off to the compost heap. The fallow is then ridged up. which places it in a safe condition in the event of bad weather, and exposes a new surface to the harrows and roUfr; after which the weeds are again gathered by hand, but a previous harrowing is necessary. It is afterwards ploughed, harrowed, rolled, and gathered as often as it may be necessary to reduce it into fine tilth, and completely to eradicate all root-weeds. Between these successive operations, repeated crops of seedling weeds are brought into vegetation, and destroyed. The larvte likewise of various insects, together with an infinite variety of the seeds of weeds, are exposed to be devoured by birds, which are then the fanner's best friends, though often proscribed as his bitterest enemies. 4953. The tise of the harrow aiid roller in the fallotv process, has been condemned by some writers on husbandry, who allege that frequent ploughing is all that is necessary to deNtroy root- weeds, by the baking or drying of the clods in the sun and wind; but experience has ascertained, that fvequenlly turning ova the ground, Uioui;h absolutely necessary wkile the fallow process is going
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