The Book of the Farm, Volum 1W. Blackwood, 1852 |
Des de l'interior del llibre
Resultats 1 - 5 de 100.
Pàgina 28
... fall at the top of the wheel , and to act by its weight instead of its momentum ; the modification is called the overshot wheel . This form requires a high fall , but comparatively a small sup- ply of water , and is most desired when ...
... fall at the top of the wheel , and to act by its weight instead of its momentum ; the modification is called the overshot wheel . This form requires a high fall , but comparatively a small sup- ply of water , and is most desired when ...
Pàgina 38
... fall below that point , so that no mistake can take place with regard to noting minus quantities . The only other divisions of the thermometer between the two fixed points in general use , are those of Reaumur and the centesimal ; ‡ the ...
... fall below that point , so that no mistake can take place with regard to noting minus quantities . The only other divisions of the thermometer between the two fixed points in general use , are those of Reaumur and the centesimal ; ‡ the ...
Pàgina 45
... falling on other bodies , and being reflected from them to the eye , renders them visible . It moves with great velocity , and in straight lines , where there is no obstacle , leaving shadows where it cannot fall . It passes readily ...
... falling on other bodies , and being reflected from them to the eye , renders them visible . It moves with great velocity , and in straight lines , where there is no obstacle , leaving shadows where it cannot fall . It passes readily ...
Pàgina 48
... fall of rain causes another sort of change amongst the components of the same soil . The abstraction of substances in a state of solution by living plants from the soil and air , produces in the soil and air , as well as in the ...
... fall of rain causes another sort of change amongst the components of the same soil . The abstraction of substances in a state of solution by living plants from the soil and air , produces in the soil and air , as well as in the ...
Pàgina 61
... fall when it changes from E. or NE .; but should no fall take place , the maintenance of the elevation is equivalent to a rise , and the reverse is equivalent to a fall . The quan- tity of range effected by these particular causes may ...
... fall when it changes from E. or NE .; but should no fall take place , the maintenance of the elevation is equivalent to a rise , and the reverse is equivalent to a fall . The quan- tity of range effected by these particular causes may ...
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Altres edicions - Mostra-ho tot
The Book of the Farm: Detailing the Labors of the Farmer, Farm ..., Volum 1 Henry Stephens Visualització completa - 1844 |
The Book of the Farm: Detailing the Labors of the Farmer, Farm ..., Volum 1 Henry Stephens Visualització completa - 1844 |
Frases i termes més freqüents
acid acre afford Agricultural ammonia animals atmosphere barley beans become boiler breadth bushel byre calf calves carbonic acid cattle cattle-man chaff clay colour common contain corn courts crop cultivated drills dung dunghill earth easily East Lothian effect ewes farm farmer fattening fecula feeding feering feet field flour furrow-slices give gluten grain grass ground hammels hand harrows heat horses inches iron labour lamb land length linseed litter machine magnesia manure matter ment milk mode mucilage natural oats observed oil-cake open furrow Phosphoric acid placed plants plough ploughmen portion potash potatoes produce proportion pupil quantity rain ridges sack Scotland season seed sheep shepherd side slice snow soil sowing sown spring stable steam stones straw subsoil supply surface temperature thrashing tion trough turnips usually vapour vegetable weather weight wheat wheel wind winter young
Passatges populars
Pàgina 70 - Sometime we see a cloud that's dragonish; A vapour sometime like a bear or lion, A tower'd citadel, a pendent rock, A forked mountain, or blue promontory With trees upon't, that nod unto the world, And mock our eyes with air.
Pàgina 69 - The rising vapours catch the silver light: Thence Fancy measures, as they parting fly, Which first will throw its shadow on the eye, Passing the source of light; and thence away, Succeeded quick by brighter still than they.
Pàgina 146 - That wave and glitter in the distant sun. When, if a sudden gust of wind arise, The brittle forest into atoms flies: The crackling wood beneath the tempest bends, And in a spangled shower the prospect ends...
Pàgina 41 - Other combustibles ; it consumes none while idle ; it never tires, and wants no sleep ; it is not subject to malady when originally well made, and only refuses to work when worn out with age ; it is equally active in all climates, and will do work of any kind...
Pàgina 41 - In the present perfect state of the engine, it appears a thing almost endowed with intelligence. It regulates with perfect accuracy and uniformity the number of its strokes in a given time, counting or recording them moreover, to tell how much work it has done, as a clock records the beats of its pendulum ; it regulates the quantity of steam admitted to work ; the briskness of the fire ; the supply of water to the boiler ; the supply of coals to the fire...
Pàgina 148 - After a northerly wind, for the most of two months or more, and then coming south, there are usually three or four fair days at first, and then on the fourth or fifth day comes rain, or else the wind turns north again and continues dry.
Pàgina 111 - Earth, sand, gravel, stones, and other transported matter which has been washed away and thrown down by rivers, floods, or other causes, upon land not permanently submerged beneath the waters of lakes or seas.
Pàgina 500 - March hack ham, comes in like a lion, goes out like a lamb. A bushel of March dust is worth a king's ransom. March grass never did good. A windy March and a rainy April make a beautiful May.
Pàgina 41 - ... originally well made, and only refuses to work when worn out with age ; it is equally active in all climates, and will do work of any kind ; it is a water-pumper, a miner, a sailor, a cottonspinner, a weaver, a blacksmith, a miller, &c.
Pàgina 585 - ... drought, and destitute of all vegetation, except that of a few thistles. A square foot of the dead turf being dug up...