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Show LIME HIGHWAYS WITH, TREES Forestry Department of Minnesota Plans to Set Out 30,000 Plant-s Along Roads. To make Minnesota famous as "the state with the tree-lined highways" is the object wlilch the forestry department depart-ment of that state has set out to accomplish. ac-complish. The department will plant 30,000 trees along the highways this year and each year hereafter will add to the number. What Minnesota is doing do-ing is also being done in Pennsylvania and other states. Experts say If the trees are set back far enough their roots will not injure road pavements. It was contended at one time that tree roots and the shade cast by the branches were detrimental to asphalt paving, but experience in Washington, D. C, and other cities, especially in Florida, Illiuois, Massachusetts and California, has proved the falsity of that idea. |