Practical Observations on the British Grasses: Especially Such as are Best Adapted to the Laying Down Or Improving of Meadows and Pastures, to which is Added an Enumeration of the British GrassesStephen Couchman, 1798 - 94 oldal |
Részletek a könyvből
1 - 5 találat összesen 20 találatból.
28. oldal
... rain and dew , and exposed to the atmosphere . If this earth be chemically examined , it will be found to confift of filicious , calcareous , and ar- gillaceous particles , often alfo of magnesia , in various proportions , a very ...
... rain and dew , and exposed to the atmosphere . If this earth be chemically examined , it will be found to confift of filicious , calcareous , and ar- gillaceous particles , often alfo of magnesia , in various proportions , a very ...
30. oldal
... rain water . But he also found that it increased more in weight when it lived on fpring - water , and still more when its food was Thames water . From whence we may de- duce that graffes and corn , during the time of their growth ...
... rain water . But he also found that it increased more in weight when it lived on fpring - water , and still more when its food was Thames water . From whence we may de- duce that graffes and corn , during the time of their growth ...
32. oldal
... rain - water . This veffel , it appears , he funk in the earth , and watered partly with rain - water , and occafionally with diftilled . After five years he found the tree to weigh 169 lb. and the earth in which it was planted , being ...
... rain - water . This veffel , it appears , he funk in the earth , and watered partly with rain - water , and occafionally with diftilled . After five years he found the tree to weigh 169 lb. and the earth in which it was planted , being ...
33. oldal
... rain - water , it is probable that distilled water was feldom used . 1 These circumftances being confidered , it will eafily be made to appear that the rain- water , abforbed by the tree , contained as much earth as the tree can be ...
... rain - water , it is probable that distilled water was feldom used . 1 These circumftances being confidered , it will eafily be made to appear that the rain- water , abforbed by the tree , contained as much earth as the tree can be ...
35. oldal
... rain water contains fome oleaginous particles , though in an exceed- ing fmall proportion , as Mr. Margraaf has ob- served ; and all oil contains coal . Some alfo may have paffed from the furrounding vegetable earth through the pores of ...
... rain water contains fome oleaginous particles , though in an exceed- ing fmall proportion , as Mr. Margraaf has ob- served ; and all oil contains coal . Some alfo may have paffed from the furrounding vegetable earth through the pores of ...
Más kiadások - Összes megtekintése
Practical Observations on the British Grasses: Especially Such as Are Best ... William Curtis Nincs elérhető előnézet - 2018 |
Gyakori szavak és kifejezések
acids Agroftis alfo almoſt ALOPECURUS alſo anſwer Argill Calx argillaceous becauſe beſt calcareous cattle chalk clay clayey Clover coal Cock's-Foot compofition confequently confift contain crop diſcovered diſtinguiſhed dung earth eaſily Eaſtern Tour effervefces eſpecially experiments faline falt fame fand fandy feeds feems Feftuca fertile foils fhall fhould filicious firſt fituation fixed air fmall foliage folution fome fometimes fown fpecies fubftance fubject fuch fufficiently fummer fupply fuppofe GENUS graffes grafs grains graſs grow gypfum Hence inches increaſed ingredient land laſt leaſt lefs lime loam Lolium perenne Lond looſe manure marl Meadow mild calx moft moiſt moiſture moſt muſt obferved paluftris panicle paſtures phoſphorated plants Poa annua Poa trivialis pound pratenfis preſent produce proportion purpoſe quantity rain repens reſpects roots ſhall Silex ſmall ſome ſtate ſubſtances ſuch ſuppoſe theſe thoſe Thymus Serpyllum tion Trifolium Trifolium repens troy pound TURF uſed vegetables vitriolic weight
Népszerű szakaszok
36. oldal - vegetable and animal bodies : hence it is found in vegetable and animal manures that have undergone putrefaction, and is the true...
59. oldal - Tillet, at Paris, where the fall of rain amounts to 20 inches, at an average. He filled with mixtures of different earths, a number of pots, twelve inches in diameter at the top, ten at the bottom, and feven or eight deep ; it appears alfo> that they were fo porous as to abforb moifture, and that they were perforated at the bottom ; thefe he buried up to the furface in a garden, fowed in each fome grains of wheat, and then abandoned them to nature.
72. oldal - Ib. — 2 S — 2 W — 2 F; pour twice their weight of warm diftilled water on them, and let them ftand twentyfour hours, or longer, that is, until the water has acquired a colour ; then pour it off, and add more water, as long as it changes colour ; afterwards filter the coloured water, and evaporate It to a pint, or half a pint ; fet it in a cool place for three days; then take out the faline matter, if any be found, and fet it by. 6.
39. oldal - ... ground, level and rake it, then sow each kind of seed thinly in a separate row, each row about a foot apart, and cover them over lightly with the earth; the latter end of August or beginning of September will be the most proper time for this business. If the weather be not uncommonly dry, the seeds will quickly vegetate, and the only attention they will require will be to be carefully weeded. In about a fortnight from their coming up, such of the plants as grow thickly together may be thinned,...
74. oldal - ... be freed from all contamination of the vitriolic acid ;) the next day, the flafk with its contents being again weighed, the difference between the weights of the ingredients and the weights now found will...
37. oldal - ... precipitates by the fuperiority of its fpecific gravity, and is then condenfed in, or mechanically abforbed by foils, or contained in dew. Lands which contain iron in a femicalcined ftate, are thereby enabled to decompofe fixed air, the iron, by the help of water, gradually attracting the pure air, which enters into the compofition of fixed air, as Mr. Gadolin has...
46. oldal - Perceval of Manchefter, and fully confirmed by thofe of Mr. Ruckert. This laft-mentioned philofopher planted two . beans in pots of equal dimenfions filled with •with garden- mould.