This historic book may have numerous typos and missing text
Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1851. Excerpt: ... PS s. d. Digging and filling 360 tons of gravel at 2d. per ton 3 O O Drawing the same from gravel pit at 2d. per ton 3 15 O Spreading at $d. per ton---0 15 O Cost of railway and waggons---0 10 0 Wear and tear, and removing---0 7 0 Damage to gravel pit---0 5 0 8 12 O Draining as per estimate---1 17 9 Total expense of draining and gravelling an Irish 1. Q Q acre of bog...-/___;_ being at the rate of 61. 9. 6d. per English acre. The bog thus improved will be worth from 25 to 35 shillings per Irish acre. Planting on bog may be carried on successfully to a very great extent. The principal kind of trees which are found growing on the bogs are fir, alder, birch, beech, hazel, sallow, and holly, all of which appear to thrive as luxuriantly, or nearly so, on well drained compact peat, of any depth, as on the upland soil. Soft red bog, besides draining, requires a few shovelfuls of clay and limestone gravel to be thrown about the roots.--Ib. p. 92. SUCCESSIVE GROWTH OF TREES. In the bog of Clonty.glass the turf banks exhibit three successive growths of trees, which, with part of the stems attached to them, are found remaining undisturbed from the original situation in which they grew. The first, or oldest growth, is in contact with the gravel, being from 18 to 24 inches in height. They are separated from the second or middle growth by a stratum of very compact black peat, called stone turf, three feet in thickness; the roots and In perusing the foregoing statements, we must bear in mind that they were written long previous to the withdrawal of protection to agriculture. stems extend about 4 feet in height, over which there is a stratum of fibrous peat of a light brown colour, about 18 inehes thick, and on this a third growth appears, not more than ...
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