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The amount of water present in the soil before the precipitation also plays an important role, because it sets limits on the amount of water that can be absorbed by the soil ( and hence prevented from flowing on the surface as erosive runoff ).
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amount and water
In a saucepan put sufficient water to cover them, an equal amount of sugar, a sliced lemon, a tablespoonful of apricot preserve or jam, a pinch each of clove and nutmeg, and a large bay leaf.
Frontage on a body of clear, clean water will be vastly different from the same amount of frontage on polluted water.
The amount of water frontage, the quantity and quality of the water, and the recreation afforded by it are important.
The water inlets are large enough to permit filling the wheel to an eight-inch level in less than two minutes, and the outlet is large enough to permit discharge of this same amount of water in less than two minutes.
While the amount of winter snowfall varied greatly, the Ancient Pueblo depended on the snow for most of their water.
For example, if the water is 25 ft ( 8 m ) deep, and the anchor roller is 3 ft ( 1 m ) above the water, the scope is the ratio between the amount of cable let out and 28 ft ( 9 m ).
A common example used in undergraduate education is the determination of the amount of water in a hydrate by heating the sample to remove the water such that the difference in weight is due to the loss of water.
The system in general aims to increase blood pressure by increasing the amount of salt and water the body retains, although angiotensin is also very good at causing the blood vessels to tighten ( a potent vasoconstrictor ).
Current practical, comfortable domestic water-heating systems combine a solar preheating system with a thermostatic gas-powered flow-through heater, so that the temperature of the water is consistent, and the amount is unlimited.
This chart shows that not all fish, shellfish, or the insects that they eat can tolerate the same amount of acid ; for example, frogs can tolerate water that is more acidic ( i. e., has a lower pH ) than trout.
The researchers estimate that the river — known as a submarine channel — would be the sixth largest river in the world if it were on land based on the amount of water flowing through it.
It is approximately the amount of energy needed to heat of water, which is exactly one tenth of a UK gallon or about 0. 1198 US gallons, from 39 ° F to 40 ° F ( 3. 8 ° C to 4. 4 ° C ).
A Btu is defined as amount of heat required to raise the temperature of one of liquid water by at a constant pressure of one atmosphere.
alt = A person adds a small amount of metal to a petri dish with cold water which produces a small explosion.
She swallows a huge amount of water three times a day before belching it back out again, creating whirlpools.
Studies in the brine shrimp have examined how water affects cell functions ; these saw that a 20 % reduction in the amount of water in a cell inhibits metabolism, with metabolism decreasing progressively as the cell dries out and all metabolic activity halting when the water level reaches 70 % below normal.
One of the surprises of the impacts was the small amount of water revealed compared to prior predictions.
amount and present
These proposals would reduce the amount of tax that DuPont stockholders might have to pay -- from an estimated 1.1 billion dollars under present law to as little as 192 million dollars.
Indeed, when the proper inorganic constituents are employed, practically any wetting or surface-active agent will do a reasonably good job when present in sufficient amount in a hard-surface cleaning formulation.
The international unit ( u. ), adopted to make possible the comparison of results from different laboratories ( Mussett and Perry, 1955 ), has been defined as the amount of activity present in 13.5 mg of the International Standard Preparation.
The international unit is equipotent with the USP unit adopted in 1952, which was defined as the amount of activity present in 20 mg of the USP reference substance.
In all cases a disturbing amount of nonspecific staining was still present although it was still distinguishable from specific fluorescence.
After Af and Af were passed through Dowex-2-chloride twice and treated twice with healthy sweet clover tissue powder, nonspecific staining was greatly reduced but a disturbing amount of such staining was still present.
However, as witnessed by the large corporate bond calendar at present, as well as the record amount of municipal bond issues approved by voters, the over-all demands for capital funds seem likely to remain high, so that any downward pressure on rates from reduced demand should not be great.
At the exact midpoint between the two pKa values, the trace amount of net negative and trace of net positive ions exactly balance, so that average net charge of all forms present is zero.
Gravimetric analysis involves determining the amount of material present by weighing the sample before and / or after some transformation.
The amount of analyte present is then determined relative to the internal standard as a calibrant.
# HIV proteins decrease the amount of CD4 glycoprotein marker present on the cell membrane.
However, there are cases in which the eyes of an albinistic person appear red or purple, depending on the amount of pigment present, due to the red of retina being visible through the iris.
The distinction between baryonic and non-baryonic matter is important in cosmology, because Big Bang nucleosynthesis models set tight constraints on the amount of baryonic matter present in the early universe.
While most elements are generally viewed as stable, a small amount of natural transformation of one element to another also occurs in the present time, through decay of radioactive elements as well as other natural nuclear processes.
Spectroscopic observers found that ammonia and carbon disulfide persisted in the atmosphere for at least fourteen months after the collisions, with a considerable amount of ammonia being present in the stratosphere as opposed to its normal location in the troposphere.
As a result, he was condemned, but by an underwhelming amount ( more than half the bishops present for the previous sessions did not attend his condemnation ), and all of his decrees were declared null.
Some believe that the large amount of economic liberalization starting from the late 1970s to present, indicates that the CPC has transitioned to endorse economic neoliberalism.
The total amount of scattering in a sparse medium is determined by the product of the scattering cross-section and the number of particles present.
Erbium's properties are to a degree dictated by the kind and amount of impurities present.
The amount of deuterium burnt also depends not only on mass but on the composition of the planet, especially on the amount of helium and deuterium present.
Gabbro is dense, greenish or dark-colored and contains pyroxene, plagioclase, amphibole, and olivine ( olivine gabbro when olivine is present in a large amount ).
Xylose is always the sugar monomer present in the largest amount, but mannuronic acid and galacturonic acid also tend to be present.
amount and soil
Deforestation generally increases rates of soil erosion, by increasing the amount of runoff and reducing the protection of the soil from tree litter.
Soil disturbance like tilling increase decomposition by increasing the amount of oxygen in the soil and by exposing new organic matter to soil microbes.
Soil compaction also affects the permeability of the soil to water, and hence the amount of water that flows away as runoff.
The problem has been exacerbated in modern times, due to mechanized agricultural equipment that allows for deep plowing, which severely increases the amount of soil that is available for transport by water erosion.
Urbanization has major effects on erosion processes — first by denuding the land of vegetative cover, altering drainage patterns, and compacting the soil during construction ; and next by covering the land in an impermeable layer of asphalt or concrete that increases the amount of surface runoff and increases surface wind speeds.
This creates soil pressure behind the wall, which can be analysed based on the angle of internal friction ( φ ) and the cohesive strength ( c ) of the material and the amount of allowable movement of the wall.
* Construction, agricultural or forestry activities ( logging ) which change the amount of water which infiltrates the soil.
The type and amount of precipitation influence soil formation by affecting the movement of ions and particles through the soil, and aid in the development of different soil profiles.
The type and amount of vegetation depends on climate, land form topography, soil characteristics, and biological factors.
" While even pure sand, silt, or clay may be considered a soil, from the perspective of food production a loam soil with a small amount of organic material is considered ideal.
The memory is the river's bed and what is modified by the water drops is the amount of soil on the river's bed.
This slows water movement, which reduces the amount of soil erosion.
* Percentage residue is used to compare tillage systems because the amount of crop residue affects the soil loss due to erosion.
Crop rotation can greatly affect the amount of soil lost from erosion by water.
Some ground irrigation techniques involve the digging of channels on the land for the water to flow, whereas the use of center-pivot irrigation can reduce the amount of soil tillage that occurs and helps to reduce water runoff and soil erosion that can occur with ground irrigation.
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