Why Might a Soil That Has a Sufficient Concentration of a Mineral

question 42

Essay

Why might a soil that has a sufficient concentration of a mineral element-for example, calcium-not have sufficient availability of the element to maximize plant growth rates?

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Definitions:

Epidemiological

Relating to the study of how disease rates vary among different population groups to identify patterns, causes, and control health problems.

Experimental

Referring to a method of investigation in the sciences and social sciences in which variables are manipulated to observe and measure effects on a particular outcome.

Natural

Pertaining to or derived from the physical world and the processes in it.

Experimenter Bias

The influence of the researcher's expectations or personal beliefs on the outcomes of an experiment.