3 scions or otherwise, useful, ornamental, nut bearing and other food producing trees, shrubs and plants
4 suitable for shade, maintenance and protection of the highways
5 along State trunk line and Federal aided roads and for the use and benefit of the public, and to care for and maintain all such trees, shrubs or plants.
6 The care of such trees shall be deemed a part of the road maintenance work.
7 The varieties or species
8 so planted shall be subject to the approval of the
9 (State Department of Agriculture) and may be supplied
10 by the (State Agricultural College) or other State Institution or Department, or elsewhere acquired by the
11 (State Highway Commissioner). The (State Highway Commissioner)
12 shall make and publish rules and regulations for the