The Dominant Mechanism of Phosphorus Losses From Agricultural Soils

The Dominant Mechanism of Phosphorus Losses From Agricultural Soils

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The Dominant Mechanism of Phosphorus Losses From Agricultural Soils

1. Which of the following cultivation practices would increase soil erosion on a sloping land?

Question 1 options:

Contour farming.

Terracing.

Conventional tillage.

Conservation tillage.

Strip cropping

2. The dominant mechanism of phosphorus losses from agricultural soils to waterways in the Canadian prairies is through Question 2 options:

soil erosion

intensive rainfall

dust storms

snowmelt runoff

leaching to groundwater

3. Which of the following agricultural activity contributed mostly to salinization of soils, globally?

Question 3 options:

Irrigation with poor quality water.

Cultivating salt tolerant crops.

Application of pesticides

Growing cover crops.

Conventional tillage practices.

4. According to USEPA and Health Canada guidelines, the threshold for nitrate-nitrogen in drinking water is

Question 4 options:

1 milligrams of nitrate- nitrogen per liter of drinking water ( 1 mg/L)

100 milligrams of nitrate- nitrogen per liter of drinking water (100 mg/L)

10 milligrams of nitrate- nitrogen per liter of drinking water (10 mg/L)

5 milligrams of nitrate- nitrogen per liter of drinking water (5 mg/L)

50 milligrams of nitrate- nitrogen per liter of drinking water (50 mg/L)

 

5. Which of the following “best Management Practice” will be most effective in reducing phosphorus losses from agricultural lands in Manitoba to Lake Winnipeg?

Question 5 options:

Practising conservation tillage instead of conventional tillage

Establishing edge of field vegetative buffers

4R nutrient management (right source, rate, placement, and timing)

Converting annual crop lands to perennial forage

Manure application during late fall and winter

The Dominant Mechanism of Phosphorus Losses From Agricultural Soils

RUBRIC
Excellent Quality 95-100%	Introduction 45-41 points The background and significance of the problem and a clear statement of the research purpose is provided. The search history is mentioned.		Literature Support 91-84  points The background and significance of the problem and a clear statement of the research purpose is provided. The search history is mentioned.			Methodology 58-53 points Content is well-organized with headings for each slide and bulleted lists to group related material as needed. Use of font, color, graphics, effects, etc. to enhance readability and presentation content is excellent. Length requirements of 10 slides/pages or less is met.
Average Score 50-85%	40-38 points More depth/detail for the background and significance is needed, or the research detail is not clear. No search history information is provided.		83-76  points Review of relevant theoretical literature is evident, but there is little integration of studies into concepts related to problem. Review is partially focused and organized. Supporting and opposing research are included. Summary of information presented is included. Conclusion may not contain a biblical integration.			52-49  points Content is somewhat organized, but no structure is apparent. The use of font, color, graphics, effects, etc. is occasionally detracting to the presentation content. Length requirements may not be met.
Poor Quality 0-45%	37-1 points The background and/or significance are missing. No search history information is provided.		75-1 points Review of relevant theoretical literature is evident, but there is no integration of studies into concepts related to problem. Review is partially focused and organized. Supporting and opposing research are not included in the summary of information presented. Conclusion does not contain a biblical integration.			48-1 points There is no clear or logical organizational structure. No logical sequence is apparent. The use of font, color, graphics, effects etc. is often detracting to the presentation content. Length requirements may not be met
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