Question 1

Routine soil testing on a regular basis allows landowners to monitor most changes in soil quality.

Accepted Answer

A) True 
 B)False

Question 2

A grass cover crop grown on cropland over the winter season in a humid temperate region can be expected to ______

Accepted Answer

A) increase nutrient concentrations in runoff water 
B) significantly reduce the amount of water percolating to the water Table 
C) significantly reduce the amount of nitrogen fertilizer that will be needed to grow the following crop 
D) reduce the amount of nutrients leached to the groundwater 
E) all of the above 
A) increase nutrient concentrations in runoff water 
B) significantly reduce the amount of water percolating to the water Table 
C) significantly reduce the amount of nitrogen fertilizer that will be needed to grow the following crop 
D) reduce the amount of nutrients leached to the groundwater 
E) all of the above

Question 3

Fertilization to supply the nutrient element potassium is often accomplished by which type of application?

Accepted Answer

A) injection of a gas into the soil 
B) broadcast of a chloride salt 
C) broadcast of the nearly pure element as a solid 
D) incorporation of powdered limestone rock 
E) application of a chelate to the soil 
A) injection of a gas into the soil 
B) broadcast of a chloride salt 
C) broadcast of the nearly pure element as a solid 
D) incorporation of powdered limestone rock 
E) application of a chelate to the soil

Question 4

Within the technical capabilities of the particular lab, most soil test results can be best interpreted as indicating the _______________________.

Accepted Answer

A) total amount of each nutrient in the soil 
B) amount (lbs or kg ) of nutrient present in plant available forms 
C) amount or concentration of nutrient in the soil solution 
D) probability (likelihood) that nutrient application will improve plant growth 
E) amount of nutrient needed to achieve balanced soil fertility 
A) total amount of each nutrient in the soil 
B) amount (lbs or kg ) of nutrient present in plant available forms 
C) amount or concentration of nutrient in the soil solution 
D) probability (likelihood) that nutrient application will improve plant growth 
E) amount of nutrient needed to achieve balanced soil fertility

Question 5

The cost of fertilizer is the main consideration of nutrient management for most ornamental landscaping applications.

Accepted Answer

A) True 
 B)False

Question 6

Well-vegetated buffer strips 10 to 20 meters wide can be expected to reduce the total N content of runoff water by about ______.

Accepted Answer

A) 10% 
B) 20% 
C) 40% 
D) 60% 
E) 90% 
A) 10% 
B) 20% 
C) 40% 
D) 60% 
E) 90%

Question 7

The forestry industry uses fertilizers most often to treat old growth stands that will produce valuable lumber

Accepted Answer

A) True 
 B)False

Question 8

The place where the manure pile was stored last year, a narrow strip that used to be a limestone gravel farm road, and the spot where fertilizer is usually transferred from a nurse truck to the tractor spreader are all examples of parts of a 25 hectare field that should be treated as follows when sampling soil for the soil test lab.

Accepted Answer

A) included, like all other areas, in the sample sent in for analysis 
B) carefully avoided while sampling 
C) more intensively sampled (more cores per hectare) than other areas 
D) sampled more deeply than other areas 
E) sampled and sent in separately 
A) included, like all other areas, in the sample sent in for analysis 
B) carefully avoided while sampling 
C) more intensively sampled (more cores per hectare) than other areas 
D) sampled more deeply than other areas 
E) sampled and sent in separately

Question 9

For most plants the relationship between plant tissue concentration of a nutrient and the dry matter production of the plant is linear until toxicity begins to have an effect.

Accepted Answer

A) True 
 B)False

Question 10

Modern nutrient management is designed to _____________.

Accepted Answer

A) cost-effectively produce quality plants 
B) protect or improve environmental quality 
C) protect or improve soil quality 
D) conserve nutrient resources 
E) all of the above 
A) cost-effectively produce quality plants 
B) protect or improve environmental quality 
C) protect or improve soil quality 
D) conserve nutrient resources 
E) all of the above

Question 11

Most research has shown that at both high and low fertilization levels, about 15 to 20% of the nitrogen applied as fertilizer will be lost by leaching from medium textured soils growing corn.

Accepted Answer

A) True 
 B)False

Question 12

To enable the most consistent and appropriate interpretations, all soil samples submitted to a particular soil test lab should be taken from the same soil depth, regardless of differences in the type of tillage used or plants grown.

Accepted Answer

A) True 
 B)False

Question 13

Most chemical fertilizers are inorganic salts.

Accepted Answer

A) True 
 B)False

Question 14

Broadcast application usually requires less fertilizer to achieve a given level of plant response than does banding.

Accepted Answer

A) True 
 B)False

Question 15

Land application of treated sewage sludge is an effective means of recycling nutrients back to the soil from which they were originally taken.

Accepted Answer

A) True 
 B)False

Question 16

Integrated nutrient management seeks to apply, as fertilizer, enough of each nutrient to replace that removed from the soil by plant uptake.

Accepted Answer

A) True 
 B)False

Question 17

The nutrient element magnesium is often supplied by which type of application?

Accepted Answer

A) injection of a gas into the soil 
B) broadcast of a chloride salt 
C) broadcast of the nearly pure element as a solid 
D) incorporation of powdered limestone rock 
E) application of a chelate to the soil 
A) injection of a gas into the soil 
B) broadcast of a chloride salt 
C) broadcast of the nearly pure element as a solid 
D) incorporation of powdered limestone rock 
E) application of a chelate to the soil

Question 18

Soil test interpretations have been developed so that for most fields testing "low" in a nutrient, addition of that nutrient will increase yield enough to more than pay for the cost of applying the fertilizer.

Accepted Answer

A) True 
 B)False

Question 19

If soil test results for P are available, the optimum amount of P fertilizer to apply to a crop can be best recommended by __________.

Accepted Answer

A) comparing the cost of P fertilizer to the yield responses measured in the past when P was applied to similar soils with similar soil test P levels 
B) subtracting the available soil test P from the total P uptake for the desired yield goal 
C) subtracting the soil test P level measured from the soil test P level considered to be on the border of "high" and "very high" 
D) calculating the amount of P needed to bring the ratios of soil test P to N, P to K, and P to Mg into balance with the proper ratio for the type of soil in question 
E) these days, all four of the above a done, in order, by a computer program 
A) comparing the cost of P fertilizer to the yield responses measured in the past when P was applied to similar soils with similar soil test P levels 
B) subtracting the available soil test P from the total P uptake for the desired yield goal 
C) subtracting the soil test P level measured from the soil test P level considered to be on the border of "high" and "very high" 
D) calculating the amount of P needed to bring the ratios of soil test P to N, P to K, and P to Mg into balance with the proper ratio for the type of soil in question 
E) these days, all four of the above a done, in order, by a computer program

Question 20

For most soils, even if they test "high" in a nutrient such as potassium or nitrogen, it is necessary to apply at least as much of each nutrient as is removed in the harvest, if the soil is not to eventually become infertile and unproductive.

Accepted Answer

A) True 
 B)False

Routine soil testing on a regular basis allows landowners to monitor most changes in soil quality.

A grass cover crop grown on cropland over the winter season in a humid temperate region can be expected to ______

Fertilization to supply the nutrient element potassium is often accomplished by which type of application?

Within the technical capabilities of the particular lab, most soil test results can be best interpreted as indicating the _______________________.

The cost of fertilizer is the main consideration of nutrient management for most ornamental landscaping applications.

Well-vegetated buffer strips 10 to 20 meters wide can be expected to reduce the total N content of runoff water by about ______.

The forestry industry uses fertilizers most often to treat old growth stands that will produce valuable lumber

For most plants the relationship between plant tissue concentration of a nutrient and the dry matter production of the plant is linear until toxicity begins to have an effect.

Modern nutrient management is designed to _____________.

Most research has shown that at both high and low fertilization levels, about 15 to 20% of the nitrogen applied as fertilizer will be lost by leaching from medium textured soils growing corn.

To enable the most consistent and appropriate interpretations, all soil samples submitted to a particular soil test lab should be taken from the same soil depth, regardless of differences in the type of tillage used or plants grown.

Most chemical fertilizers are inorganic salts.

Broadcast application usually requires less fertilizer to achieve a given level of plant response than does banding.

Land application of treated sewage sludge is an effective means of recycling nutrients back to the soil from which they were originally taken.

Integrated nutrient management seeks to apply, as fertilizer, enough of each nutrient to replace that removed from the soil by plant uptake.

The nutrient element magnesium is often supplied by which type of application?

Soil test interpretations have been developed so that for most fields testing "low" in a nutrient, addition of that nutrient will increase yield enough to more than pay for the cost of applying the fertilizer.

If soil test results for P are available, the optimum amount of P fertilizer to apply to a crop can be best recommended by __________.

For most soils, even if they test "high" in a nutrient such as potassium or nitrogen, it is necessary to apply at least as much of each nutrient as is removed in the harvest, if the soil is not to eventually become infertile and unproductive.

The Soils Around US

Formation of Soils From Parent Materials

Soil Classification

Soil Architecture and Physical Properties

Soil Water: Characteristics and Behavior

Soil and the Hydrologic Cycle

Soil Aeration and Temperature

Soil Colloids: Seat of Soil Chemical and Physical Activity

Soil Acidity

Soils of Dry Regions: Alkalinity, Salinity, and Sodicity

Organisms and Ecology of the Soil

Soil Organic Matter

Nitrogen and Sulfur Economy of Soils

Soil Phosphorus and Potassium

Micronutrients and Other Trace Elements

Soil Erosion and Its Control

Soils and Chemical Pollution

Geographic Soils Information

Prospects for Global Soil Quality

Filters

Exam 16: Practical Nutrient Management

Routine soil testing on a regular basis allows landowners to monitor most changes in soil quality.

A grass cover crop grown on cropland over the winter season in a humid temperate region can be expected to ______

Fertilization to supply the nutrient element potassium is often accomplished by which type of application?

Within the technical capabilities of the particular lab, most soil test results can be best interpreted as indicating the _______________________.

The cost of fertilizer is the main consideration of nutrient management for most ornamental landscaping applications.

Well-vegetated buffer strips 10 to 20 meters wide can be expected to reduce the total N content of runoff water by about ______.

The forestry industry uses fertilizers most often to treat old growth stands that will produce valuable lumber

For most plants the relationship between plant tissue concentration of a nutrient and the dry matter production of the plant is linear until toxicity begins to have an effect.

Modern nutrient management is designed to _____________.

Most research has shown that at both high and low fertilization levels, about 15 to 20% of the nitrogen applied as fertilizer will be lost by leaching from medium textured soils growing corn.

To enable the most consistent and appropriate interpretations, all soil samples submitted to a particular soil test lab should be taken from the same soil depth, regardless of differences in the type of tillage used or plants grown.

Most chemical fertilizers are inorganic salts.

Broadcast application usually requires less fertilizer to achieve a given level of plant response than does banding.

Land application of treated sewage sludge is an effective means of recycling nutrients back to the soil from which they were originally taken.

Integrated nutrient management seeks to apply, as fertilizer, enough of each nutrient to replace that removed from the soil by plant uptake.

The nutrient element magnesium is often supplied by which type of application?

Soil test interpretations have been developed so that for most fields testing "low" in a nutrient, addition of that nutrient will increase yield enough to more than pay for the cost of applying the fertilizer.

If soil test results for P are available, the optimum amount of P fertilizer to apply to a crop can be best recommended by __________.

For most soils, even if they test "high" in a nutrient such as potassium or nitrogen, it is necessary to apply at least as much of each nutrient as is removed in the harvest, if the soil is not to eventually become infertile and unproductive.

The Soils Around US

Formation of Soils From Parent Materials

Soil Classification

Soil Architecture and Physical Properties

Soil Water: Characteristics and Behavior

Soil and the Hydrologic Cycle

Soil Aeration and Temperature

Soil Colloids: Seat of Soil Chemical and Physical Activity

Soil Acidity

Soils of Dry Regions: Alkalinity, Salinity, and Sodicity

Organisms and Ecology of the Soil

Soil Organic Matter

Nitrogen and Sulfur Economy of Soils

Soil Phosphorus and Potassium

Micronutrients and Other Trace Elements

Soil Erosion and Its Control

Soils and Chemical Pollution

Geographic Soils Information

Prospects for Global Soil Quality

Filters