Scientific Agriculture: Or, The Elements of Chemistry, Geology, Botany and Meteorology, Applied to Practical Agriculture |
Other editions - View all
Scientific Agriculture: Or, the Elements of Chemistry, Geology, Botany and ... Miles M Rodgers No preview available - 2015 |
Common terms and phrases
absorb affinity agriculture alkalies Alumina ammonia analysis animal ashes atmosphere bark become bodies butter called caloric carbonic acid casein causes cheese chemical Chlorine clay clover coal cold color combined composed compound consists constitute contains crops crystals decomposed decomposition earth electricity elements feldspar fermentation fertilizers flowers fluid gases grains granite grass growth gypsum heat hornblende humus hydrogen insoluble Johnston land layers leaves light lignine lime Magnesia manganese manure marl metals milk mineral nature nitrate nitric acid nitrogen odor organic matters Oxide Oxide of iron oxygen particles peat Phosphate Phosphoric Phosphoric acid plants potash produce properties proportions quantity quartz rain rays rennet rocks roots salts sand seeds Silica soda soil soluble sometimes sour species specific gravity starch stem stomata straw substance sugar Sulphate sulphuric acid surface temperature tion tissue vapor various vegetable matter wheat wind woody fibre
Popular passages
Page 249 - These simple machines are the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw.
Page 111 - ... or starch, and acids, which were previously formed by the roots when they were necessary for the development of the stem, buds, leaves, and branches of the plant. The organs of assimilation, at this period of their life, receive more nourishment from the atmosphere than they employ in their own sustenance ; and when the formation of the woody substance has advanced to a certain extent, the expenditure of the nutriment, the supply of which still remains the same, takes a new direction, and blossoms...
Page 277 - " An extensive series of the stratified rocks, which compose the crust of the globe, with certain characters in common, which distinguish them from another series below them, called primary, and another above them, called tertiary.
Page 175 - This happen* more speedily in some soils than in others. Thus from 106 Ibs. of dry soil, water will begin to drop— if it be a Quartz Sand, when it has absorbed 25 Ibs. Calcareous Sand .29 Loamy Soil . 40 English Chalk 45— J.
Page 2 - In the Clerk's Office of the District Court of the Northern District of New York.
Page 1 - Scientific agriculture, or the elements of chemistry, geology, botany and meteorology, applied to practical agriculture ; illustrated by numerous engravings and a copious glossary : 12mo 279p — Rochester, published by Erastus Darrow, 1848 ; deposited by Erastus Darrow.
Page 183 - ... a ready escape to the water, does not appear so evident, and is not unfrequently, therefore, a matter of considerable doubt and difficulty. It may be useful, then, briefly to state the several effects which in different localities are likely to follow an efficient drainage of the land : — 1°. It carries off all stagnant water, and gives a ready escape to the excess of what falls in rain. 2°. It...
Page 143 - ... the air space which separates them, and to produce what is known as a disruptive discharge. A flash may pass either between one cloud and another, or between a cloud and the earth. In the former case damage is not likely to be done, in the latter damage is or is not done, according to the point at or from which the lightning strikes.
Page 135 - In felling the trees which covered the crowns and slopes of the mountains," says this celebrated traveller, " men in all climates seem to be bringing upon future generations two calamities at once—a want of fuel and a scarcity of water."* In the year 1800, the population of this favored valley, where the cultivation of indigo, of cotton, of cocoa, and the cane had made immense progress, was as dense as it was in the most thickly populated districts of England or France, and every one...
Page 32 - When a ray passes from a rarer to a denser medium, it is refracted or bent towards the perpendicular; when a ray of light passes from a denser to a rarer medium...