Question

Figure below shows the two crop fields (Plot A and Plot B) have been treated by

manures and chemical fertilizers respectively. Keeping other environmental factors same.

Observe the graph and answer the following questions:

(i) Why does the plot B show sudden increases and then gradual decrease in yield?

(ii) Why is the highest peak in a plot A graph slightly delayed?

(iii) What is the reason for the different pattern of the two graphs?​

Answer 1

Answer:

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