. An encyclopædia of agriculture : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and of the cultivation and economy of the animal and vegetable productions of agriculture. osefoot or wildtansy, potentillas, mints, strawberries, black couch-grass, andmost of the ^grostidea? and other grasses. The next are theunder-ground creeping roots, as the couch-grass. Convolvulusarvensis, and other species of bind-weed, coltsfoot [fig. 816. r),sowthistle, several tetrauvnamous plants, as toadflax. Scrophu-laria, nettle,
. An encyclopædia of agriculture : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and of the cultivation and economy of the animal and vegetable productions of agriculture. osefoot or wildtansy, potentillas, mints, strawberries, black couch-grass, andmost of the ^grostidea? and other grasses. The next are theunder-ground creeping roots, as the couch-grass. Convolvulusarvensis, and other species of bind-weed, coltsfoot [fig. 816. r),sowthistle, several tetrauvnamous plants, as toadflax. Scrophu-laria, nettle, (Stachys), Lamium, 7>, & of these, as the bindweed and corn-mint, are extremelydifficult to eradicate : a single inch of stolone, if left in theground, sending up a shoot and becoming a plant. The creep-ing and descending vivacious roots are the most difficult ofall to eradicate. Of this class are the .Polygonum amphibium(Jig. 817. a), the reed (/frundo Phragmltes), the horse-tail(£quisetum,^ b), and some others. These plants aboundin deep clays, which have been deposited by water, as in thecarses and clav-vales of Scotland. In the Carse of Falkirk forexample, the roots of the Polygonum amphfbium arc found3 P -2. 948 ntACTICE OF AGRICULTURE. III. every where in the subsoil alive and vigorous. Tliey send up a few leaves every year in the furrows andon the side* of drains; and when any field is neglected or left a year or two in grass, they are found all
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Keywords: ., bookcentury1800, bookdecade1870, bookpublisherlondo, bookyear1871
