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 155
... mechanical condition . Some mineral manures , as plaster and salt , have the power of absorbing moisture from the atmosphere ; and this is a mechanical ... character of many kinds of this class of fertilizers . CHAPTER IX . DEFICIENCIES OF ...
... mechanical condition . Some mineral manures , as plaster and salt , have the power of absorbing moisture from the atmosphere ; and this is a mechanical ... character of many kinds of this class of fertilizers . CHAPTER IX . DEFICIENCIES OF ...
Seite 195
... mechanical character of the soil . Thus stiff clay soils are rendered light- er , and more easily workable , by an admixture of sand , while light blowy sands are compacted , and made more retentive of manure , by a dressing of clay or ...
... mechanical character of the soil . Thus stiff clay soils are rendered light- er , and more easily workable , by an admixture of sand , while light blowy sands are compacted , and made more retentive of manure , by a dressing of clay or ...
Seite 207
... much as that which allows them to escape . What rule should regulate the application of manures ? How must organic manures be managed ? Atmospheric ? SECTION FOURTH MECHANICAL CULTIVATION . CHAPTER I. THE MECHANICAL CHARACTER MANURES . 205.
... much as that which allows them to escape . What rule should regulate the application of manures ? How must organic manures be managed ? Atmospheric ? SECTION FOURTH MECHANICAL CULTIVATION . CHAPTER I. THE MECHANICAL CHARACTER MANURES . 205.
Seite 209
... MECHANICAL CULTIVATION . CHAPTER I. THE MECHANICAL CHARACTER OF SOILS . THE mechanical character of the soil is well un- derstood from preceding remarks , and the learner knows that there are many offices to be performed by the soil ...
... MECHANICAL CULTIVATION . CHAPTER I. THE MECHANICAL CHARACTER OF SOILS . THE mechanical character of the soil is well un- derstood from preceding remarks , and the learner knows that there are many offices to be performed by the soil ...
Seite 223
... character of the soil enables roots to occupy larger portions , making a more even drain on the whole , and preventing the undue impoverishment of any part . 6. Under - drains improve the mechanical texture of the soil ; because , by ...
... character of the soil enables roots to occupy larger portions , making a more even drain on the whole , and preventing the undue impoverishment of any part . 6. Under - drains improve the mechanical texture of the soil ; because , by ...
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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.