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College Agriculture Questions

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College Agriculture
College Agriculture
Which is correct about gardening techniques when the soil is not improved with compost and other soil amendments?
  1. Crowd plants a little to compensate for decreased growth pote
  2. ncrease fertilization to compensate for poor soil conditions.
  3. Use small plants that establish roots quickly.
College Agriculture
Which is correct about using wood/bark chips for mulch?
  1. To protect trees from lawnmower injury, pile wood chips around the tree trunk
  2. It is OK to cultivate wood chips into the soil in the fall.
  3. About 3 inches is necessary to control weeds.
College Agriculture
Which is NOT a problem associated with over-amending a soil over a period of years?
  1. Micronutrient imbalance
  2. High ammonia
  3. Soil holds too much water, excluding air
College Agriculture
If cultivated into the soil 6-8 inches deep, what is the routine application rate of manure-based compost?
  1. 1 inch deep maximum, prior to cultivation
  2. 2-3 inches deep, prior to cultivation
  3. 1-2 inches deep, prior to cultivation
College Agriculture
For rapid decomposition, what is the desired proportion of green to brown materials in composting?
  1. 2 parts green to 1 part brown
  2. 2 parts brown to 1 part green
  3. 1 part green to 1 part brown
College Agriculture
Which is correct about gardening techniques when the soil is not improved with compost and other soil amendments?
  1. Use small plants that establish roots quickly.
  2. Soil amendments have little influence on maintenance requirements.
  3. Crowd plants a little to compensate for decreased growth potential.
College Agriculture
Why do gardeners relying solely on compost and/or manure typically have low nitrogen levels?
  1. High salts
  2. Lower need for nutrients in organic production
  3. Extremely slow nitrogen release rates in compost/manure products
College Agriculture
Which is correct about using rock/gravel for mulch?
  1. Flowering shrubs thrive in rock mulch.
  2. For safety, avoid rock mulch adjacent to lawn areas
  3. Once applied, rock mulch requires no maintenance.
College Agriculture
Which is NOT a problem associated with over-amending a soil in a single application?
  1. Low nitrogen due to N tie-up in C:N ratio
  2. Low ammonia
  3. High nitrogen
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