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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... kinds of soils , for the preparation of manures , and especially for the drainage of lands , whether level , rolling , hilly , or springy . Particular attention will be paid to the use of analysis . The feeding of different animals ...
... kinds of soils , for the preparation of manures , and especially for the drainage of lands , whether level , rolling , hilly , or springy . Particular attention will be paid to the use of analysis . The feeding of different animals ...
Seite 8
... kinds of Animal Excrement , " VII . - Other Organic Manures , " VIII . - Mineral Manures , " . 101 109 118 • 126 136 • 149 IX . - Deficiencies of Soils , means of Restoration , etc. , . 155 X. - Atmospheric Fertilizers , XI ...
... kinds of Animal Excrement , " VII . - Other Organic Manures , " VIII . - Mineral Manures , " . 101 109 118 • 126 136 • 149 IX . - Deficiencies of Soils , means of Restoration , etc. , . 155 X. - Atmospheric Fertilizers , XI ...
Seite 12
... kind of matter is required as food for the plant , and where this is to be obtained , which we can learn only through such means as shall separate the elements of which plants are composed ; in other words , we must take them apart ...
... kind of matter is required as food for the plant , and where this is to be obtained , which we can learn only through such means as shall separate the elements of which plants are composed ; in other words , we must take them apart ...
Seite 13
... kinds of matter constitute nearly the whole of most plants , the ashes forming often less than one part in one hundred of their dry weight . When wood is burned in a close vessel , or other- wise protected from the air , its carbon ...
... kinds of matter constitute nearly the whole of most plants , the ashes forming often less than one part in one hundred of their dry weight . When wood is burned in a close vessel , or other- wise protected from the air , its carbon ...
Seite 29
... kinds of matter . * These we will consider in order . In their relations to agriculture they may be divided into three classes - alkalies , acids , and neutrals . † Alkalies and acids are of opposite properties , and when brought ...
... kinds of matter . * These we will consider in order . In their relations to agriculture they may be divided into three classes - alkalies , acids , and neutrals . † Alkalies and acids are of opposite properties , and when brought ...
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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.