If they were no more changes in the habitat, the value under larger that ample would not be correct this is because no spectacular changes has occur in the habits that could bring about a ample change. Habits is the environment an organism dwell and a change in the environment will affect positively or negatively the organism leaving there in.
An ample change can be seen if their is a modification in the environment that will better improve the livelihood of the organism.
Producer transfers energy from trophic level one to other organism, if the amount of producer is increased, a change in the habitat can be ample and positive because energy flow increases.
