SECTION 1. Section eighty-one of Act Numbered Twenty-eight hundred and seventy-four, as amended by Act Numbered Thirty-two hundred and nineteen, is hereby further amended to read as follows:
"SEC. 81. Upon the recommendation of the Secretary of Agriculture and Natural Resources, the Governor-General may designate by proclamation any tract or tracts of land of the public domain, as reservations for the use of the Government of the Philippine Islands or of any of its branches, or of the inhabitants thereof, in accordance with regulations prescribed for this purpose, or for quasi-public uses or purposes when the public interest requires it, including reservations for highways, airports, airplane landing fields or bases, rights of way for railroads, hydraulic power sites, irrigation systems, communal pastures or leguas comunales, public parks, public quarries, public fishponds, and other improvements for the public benefit."