The Elements of Agriculture: A Book for Young Farmers, with Questions Prepared for the Use of SchoolsD. Appleton, 1854 - 288 Seiten |
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Seite 160
... drain , nor supply any thing but lime to the soil ) , its many beneficial effects de- mand for it the closest attention . As food for plants , lime is of considerable impor- tance . All plants contain lime - some of them in large ...
... drain , nor supply any thing but lime to the soil ) , its many beneficial effects de- mand for it the closest attention . As food for plants , lime is of considerable impor- tance . All plants contain lime - some of them in large ...
Seite 169
... drains , it may often be observed in a whitish streak on the top of the subsoil . After heavy doses of lime have been given to the soil , and have settled so as to have apparently ceased from their action , they may be brought up and ...
... drains , it may often be observed in a whitish streak on the top of the subsoil . After heavy doses of lime have been given to the soil , and have settled so as to have apparently ceased from their action , they may be brought up and ...
Seite 193
... drains , or in open soils , the water passes through the soil , its impurities are arrested , and be- come available in vegetable growth . It is , of course , impossible to say exactly what kind of mineral mat- ter is supplied by water ...
... drains , or in open soils , the water passes through the soil , its impurities are arrested , and be- come available in vegetable growth . It is , of course , impossible to say exactly what kind of mineral mat- ter is supplied by water ...
Seite 211
... drains over open drains are very great . When open drains are used , much water passes into them immediately from the surface , and carries with it fertilizing parts of the soil , while their beds are often compacted by the running ...
... drains over open drains are very great . When open drains are used , much water passes into them immediately from the surface , and carries with it fertilizing parts of the soil , while their beds are often compacted by the running ...
Seite 212
... drains . TILE DRAINING . The best under - drains are those made with tiles , or burnt clay pipes . The first form of these used was that called the horse - shoe tile , which was in two distinct pieces ; this was superseded by a round ...
... drains . TILE DRAINING . The best under - drains are those made with tiles , or burnt clay pipes . The first form of these used was that called the horse - shoe tile , which was in two distinct pieces ; this was superseded by a round ...
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Häufige Begriffe und Wortgruppen
absorbent agricultural alkali ammonia amount analysis animal manures applied ashes become bones burning bushels carbonic acid causes CHAPTER character charcoal chemical chloride of lime chlorine clay compost compound condition consists constituents cultivation decay decomposed decomposition deficient deposited depth drains dung earth effect escape evaporation excrements farmer farming fertilizing gases fertilizing matter grain growth guano heap heat hydrogen important improved inches ingredients inorganic kinds land large quantities leaching lime and salt liquid manure magnesia Mapes mechanical mechanical character mineral manures mineral matter moisture mulching necessary night soil nitric acid nitrogen nure obtain organic manures organic matter oxygen particles phosphate of lime phosphoric acid plaster potash prepared muck prevent produce pulverized rains removed render roots of plants salt mixture sand silica slaked slaked lime soda soils contain soluble straw sub-soil plow substances sufficient sulphuric acid super-phosphate of lime supply surface soil tain tion under-draining valuable weeds
Beliebte Passagen
Seite 148 - It is not necessary that*-4his and the foregoing table should be learned by the scholar, but they will be found valuable for reference by the farmer. MANURES. Example 1. — Required, the number of loads necessary to manure an acre of ground, dividing each load into six heaps, and placing them at a distance of 44 yards from each other ? The answer by the table is 39f . Example 2.
Seite 235 - ... the sub-soil plow, by passing through it, opens a passage for water, and often affords a sufficient drainage. If plants will grow better on a soil six inches deep than on one of three inches, there is no reason why they should not be benefited in proportion, by disturbing the soil to the whole depth to which roots will travel—even to a depth of two feet.