In Soil and Water Fertilization Experiments, Increasing Fertilization Tends to Reduce

question 16

Multiple Choice

In soil and water fertilization experiments, increasing fertilization tends to reduce the number of limiting resources for plant growth until a single resource limits growth of all species. This "ultimate" limiting resource tends to be

• A) carbon.
• B) oxygen.
• C) phosphorus.
• D) nitrogen.
• E) light.

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