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 103
... heap , from which ammonia is escaping , the feather having been recent- ly dipped in manure , white fumes will appear around the feather , being the muriate of ammonia formed by the union of the escaping gas with the muriatic acid . Not ...
... heap , from which ammonia is escaping , the feather having been recent- ly dipped in manure , white fumes will appear around the feather , being the muriate of ammonia formed by the union of the escaping gas with the muriatic acid . Not ...
Seite 104
... the atmos- phere . What remains after manure has been long exposed to decom- pcsition ? What gaseous compounds are formed by the decomposition of manures ? If manure is thrown into heaps , it often ferments 104 MANURES .
... the atmos- phere . What remains after manure has been long exposed to decom- pcsition ? What gaseous compounds are formed by the decomposition of manures ? If manure is thrown into heaps , it often ferments 104 MANURES .
Seite 105
... heaps , it often ferments so rapidly as to produce sufficient heat to set fire to some parts of the manure , and cause it to be thrown off with greater rapidity . This may be ob- served in nearly all heaps of animal excrement . When ...
... heaps , it often ferments so rapidly as to produce sufficient heat to set fire to some parts of the manure , and cause it to be thrown off with greater rapidity . This may be ob- served in nearly all heaps of animal excrement . When ...
Seite 111
... heaps , well supplied with muck , are less af- fected by rains than those not so supplied . All composts , however , should be kept under cover . 4th . Charcoal keeps the compost moist from the ease with which it absorbs water , and its ...
... heaps , well supplied with muck , are less af- fected by rains than those not so supplied . All composts , however , should be kept under cover . 4th . Charcoal keeps the compost moist from the ease with which it absorbs water , and its ...
Seite 112
... , except in very cold What source of carbon is within the reach of most farmers ? What do we mean by muck ? Of what does it consist ? How does it differ in quality ! climates ) and left , in small heaps or ridges 112 MANURES .
... , except in very cold What source of carbon is within the reach of most farmers ? What do we mean by muck ? Of what does it consist ? How does it differ in quality ! climates ) and left , in small heaps or ridges 112 MANURES .
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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.