Dieffenbachia plants usually grow well without fertilizer. a student wanted to see if adding liquid fertilizer would make a difference in the growth of the plant. three plants were placed in the same type of pot with the same type of soil. two plants received fertilizer and one plant did not. all plants received the same amount of light and water during the experiment. she watched the plants grow over a period of 30 days, only adding the same amount of water to each plant on a weekly basis.

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correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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