To kill white pine trees, the Department of Forestry uses a <em><u>chemical</u></em> control method involving the use of the<em><u> foliar spray </u></em>method in which department personnel will spray pesticides directly on tree leaves.
<h2>Further Explanation
</h2>
A chemical substance is a form of material that has a chemical composition and constant characteristic properties. chemicals can be chemical elements, chemical compounds, ions, or alloys. one example is pesticides. Pesticides are chemicals that are used to kill pests in our environment.
foliar spray is a technique of spraying plants by giving liquid fertilizer directly to the leaves.
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chemicals brainly.com/question/2278301
foliar spray brainly.com/question/5215216
Details
Class: Middle School
Subject: Geography
Keywords: Chemical, foliar spray.