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Jean Baptiste Boussingault (1802-1882), a French chemist who was considered the father of field-plot technique maintained a balance sheet that showed how much of the various plant nutrient elements came from rain, soil and air; analyzed the composition of his crops during various stages of growth ing to him the ...

A field experiment is a research method that uses some controlled elements of traditional lab experiments, but takes place in natural, real-world settings. This type of experiment can help scientists explore questions like: Why do people vote the way they do? Why do schools fail?

Step 1: Define your variables. You should begin with a specific research question. ... Step 2: Write your hypothesis. ... Step 3: Design your experimental treatments. ... Step 4: Assign your subjects to treatment groups. ... Step 5: Measure your dependent variable.

Explanation: Jean Baptiste Boussingault is considered the father of the field plot technique.

Field plot technique. 2.5 THE PLOT. The plot is the basic unit within the trial. It may be many rows wide and many metres long, or it may be a hill plot or a pot in a glasshouse. The size and shape of plot will be influenced by the crop and type of data being col- lected.

The scientist performing the experiment chooses the conditions?place, time, other participants?and follows the scientific method to the letter. Fieldwork is more random and spontaneous. A field researcher's goal is to obtain as much raw data as possible in the natural world.

Social scientists and psychologists often used field experiments to perform blind studies, where the subject was not even aware that they were under scrutiny. A good example of this is the Piliavin and Piliavin experiment, where the propensity of strangers to help blood covered 'victims' was measured.