Plants take soil sulfur in the form of:
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Sulphate
__________ describes soils that differ due to their parent materials when all other soil-
forming factors are assumed similar.
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Lithosequence
The percentage of K in a fertilizer labeled 5-10-15 is about:
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12.45
The RUSLE estimates:
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average annual soil loss
A typical soil has 50, 40 and 80 cm3 air, water and solids, respectively. After many
hours of heavy rainfall the soil was saturated with water. The volume of air in the soil
immediately after the rainfall will approximately be:
- 40
- 50
- 80
-0
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0
A soil with a pH of 5.0 has __________ H+ compared to a soil with a pH of 7.0.
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, 100x
What are two gases that can be indication of soil aeration?
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O2 and CO2
Gain of nitrogen does not include
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NH3 volatillization
Irrigation type with the least field water use efficiency would be:
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Flood irrigation
Plants take up potassium in the form of:
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, K+
The calcium carbonate equivalent (CCE) of Ca(OH)2 is ____________%.
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135
Soil water at field capacity (-30 kPa) compared to permanent wilting percentage
(-1500 kPa) will be:
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more available for plants.
What are the 4 soil forming processes?
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Transformation
Translocation
Addition
Losses
Factors that are needed to make the correct lime recommendation do NOT include:
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Sulphate
__________ describes soils that differ due to their parent materials when all other soil-
forming factors are assumed similar.
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Lithosequence
The percentage of K in a fertilizer labeled 5-10-15 is about:
,Give this one a try later!
12.45
The RUSLE estimates:
Give this one a try later!
average annual soil loss
A typical soil has 50, 40 and 80 cm3 air, water and solids, respectively. After many
hours of heavy rainfall the soil was saturated with water. The volume of air in the soil
immediately after the rainfall will approximately be:
- 40
- 50
- 80
-0
Give this one a try later!
0
A soil with a pH of 5.0 has __________ H+ compared to a soil with a pH of 7.0.
Give this one a try later!
, 100x
What are two gases that can be indication of soil aeration?
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O2 and CO2
Gain of nitrogen does not include
Give this one a try later!
NH3 volatillization
Irrigation type with the least field water use efficiency would be:
Give this one a try later!
Flood irrigation
Plants take up potassium in the form of:
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, K+
The calcium carbonate equivalent (CCE) of Ca(OH)2 is ____________%.
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135
Soil water at field capacity (-30 kPa) compared to permanent wilting percentage
(-1500 kPa) will be:
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more available for plants.
What are the 4 soil forming processes?
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Transformation
Translocation
Addition
Losses
Factors that are needed to make the correct lime recommendation do NOT include:
